CAMP

Line plots across dimensions of each concept
Line plots across concepts
Tables

us-gaap:CommonStockValue

us-gaap:CommonStockSharesIssued

us-gaap:CommonStockSharesOutstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic

us-gaap:WeightedAverageNumberOfShareOutstandingBasicAndDiluted

us-gaap:EarningsPerShareBasic

us-gaap:EarningsPerShareDiluted

us-gaap:ComprehensiveIncomeNetOfTax

us-gaap:CostOfGoodsAndServicesSold
us-gaap:ProductOrService

us-gaap:GeneralAndAdministrativeExpense

us-gaap:GrossProfit
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:IncomeTaxExpenseBenefit

us-gaap:InterestExpense
us-gaap:DebtInstrument
us-gaap:InterestExpenseDebt
us-gaap:Ownership

us-gaap:NetIncomeLoss
us-gaap:StatementEquityComponents

us-gaap:NonoperatingIncomeExpense

us-gaap:OperatingExpenses

us-gaap:OperatingIncomeLoss
us-gaap:StatementEquityComponents
us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax

us-gaap:OtherNonoperatingIncomeExpense

us-gaap:ResearchAndDevelopmentExpense

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
us-gaap:ProductOrService
us-gaap:StatementGeographical
us-gaap:TimingOfTransferOfGoodOrService

us-gaap:SellingAndMarketingExpense

us-gaap:Assets

us-gaap:Liabilities

us-gaap:LiabilitiesAndStockholdersEquity

us-gaap:StockholdersEquity
us-gaap:AdjustmentsForNewAccountingPronouncements, us-gaap:StatementEquityComponents
us-gaap:StatementEquityComponents

us-gaap:AssetsCurrent

us-gaap:CashAndCashEquivalentsAtCarryingValue

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

us-gaap:AccountsReceivableNetCurrent

us-gaap:InventoryNet

us-gaap:PrepaidExpenseAndOtherAssetsCurrent

us-gaap:AmortizationOfIntangibleAssets

us-gaap:PropertyPlantAndEquipmentNet

us-gaap:Goodwill
us-gaap:StatementBusinessSegments

us-gaap:FiniteLivedIntangibleAssetsNet
us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:OperatingLeaseRightOfUseAsset

us-gaap:OtherAssetsNoncurrent

us-gaap:AccountsPayableCurrent

us-gaap:ContractWithCustomerLiabilityCurrent

us-gaap:LiabilitiesCurrent

us-gaap:LongTermDebtCurrent

us-gaap:OperatingLeaseLiabilityCurrent

us-gaap:OtherLiabilitiesCurrent

us-gaap:TaxesPayableCurrent

us-gaap:LongTermDebt
us-gaap:DebtInstrument

us-gaap:LongTermDebtNoncurrent

us-gaap:OtherLiabilitiesNoncurrent

us-gaap:OperatingLeaseLiabilityNoncurrent

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour

us-gaap:OperatingLeaseLiability

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount

us-gaap:StockholdersEquity
us-gaap:AdjustmentsForNewAccountingPronouncements, us-gaap:StatementEquityComponents
us-gaap:StatementEquityComponents

us-gaap:CommonStockValue

us-gaap:AdditionalPaidInCapitalCommonStock

us-gaap:RetainedEarningsAccumulatedDeficit

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax
us-gaap:StatementEquityComponents
us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue

us-gaap:NetIncomeLoss
us-gaap:StatementEquityComponents

us-gaap:ShareBasedCompensation
us-gaap:IncomeStatementLocation

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice

camp:AdjustedEbitda
us-gaap:ConsolidationItems
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
camp:EstimatedDecreaseInRightOfUseAssetsAndLeaseLiabilities

camp:ImpairmentOfLongLivedAssetsOtherIntangibleAssetsAndOtherCurrentLiabilities
us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations

camp:IncomeLossFromContinuingOperationsBeforeImpairmentLossInInvestmentOfAffiliate

camp:IncomeLossFromContinuingOperationsBeforeIncomeTaxesAndImpairmentLossInInvestmentOfAffiliate

camp:NonRecurringLegalExpenses

camp:OtherIncomeExpense

camp:PercentageOfGrossMargin
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
us-gaap:CreditFacility
camp:RepaymentOfAccruedInterestOnLineOfCredit

camp:SharesBasedCompensationOnAdjustedEBITDA
us-gaap:DebtInstrument
us-gaap:AmortizationOfFinancingCostsAndDiscounts
us-gaap:ConcentrationRiskByBenchmark, us-gaap:ConcentrationRiskByType
us-gaap:ConcentrationRiskPercentage1

us-gaap:ContractWithCustomerLiabilityRevenueRecognized

us-gaap:Depreciation

us-gaap:ForeignCurrencyTransactionGainLossBeforeTax
us-gaap:BusinessAcquisition
us-gaap:GoodwillImpairmentLoss
us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
us-gaap:FiniteLivedIntangibleAssetsByMajorClass, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
us-gaap:ImpairmentOfIntangibleAssetsFinitelived
us-gaap:DebtInstrument
us-gaap:InterestExpenseDebtExcludingAmortization

us-gaap:InterestExpenseOther

us-gaap:InvestmentIncomeNonoperating

us-gaap:LeaseCost

us-gaap:OperatingLeaseCost
us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
us-gaap:OtherAssetImpairmentCharges

us-gaap:OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent
us-gaap:CreditFacility
us-gaap:RepaymentsOfLinesOfCredit

us-gaap:RestructuringCharges
us-gaap:IncomeStatementLocation
us-gaap:IncomeStatementLocation, us-gaap:RestructuringCostAndReserve
us-gaap:RestructuringCostAndReserve

us-gaap:ShortTermLeaseCost
us-gaap:StatementEquityComponents
us-gaap:StockIssuedDuringPeriodValueShareBasedCompensation

us-gaap:VariableLeaseCost

camp:ContractWithCustomerDepositsCurrent

camp:FiniteLivedIntangibleAssetExpectedAmortizationAfterYearFour

camp:InvestmentsAccumulatedUnrealizedGainLoss
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FinancialInstrument

camp:LeaseReceivablesNoncurrent

camp:LesseeOperatingLeaseLiabilityToBePaidAfterYearFour

camp:OtherMiscellaneousNoncurrentLiabilities

camp:PrepaidSalesCommissions
us-gaap:BalanceSheetLocation
us-gaap:Range, us-gaap:CreditFacility, us-gaap:VariableRate
camp:SeniorLeverageRatio

us-gaap:AllowanceForDoubtfulAccountsReceivableCurrent

us-gaap:AssetsHeldInTrustNoncurrent

us-gaap:CashSurrenderValueOfLifeInsurance
us-gaap:ShortTermDebtType
us-gaap:ConvertibleDebtFairValueDisclosures
us-gaap:DebtInstrument
us-gaap:DebtInstrumentInterestRateEffectivePercentage

us-gaap:DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet

us-gaap:DeferredCompensationLiabilityClassifiedNoncurrent

us-gaap:DeferredCosts

us-gaap:DeferredIncomeTaxAssetsNet

us-gaap:DeferredRevenueNoncurrent

us-gaap:EmployeeRelatedLiabilitiesCurrent

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization
us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFour

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearThree

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo

us-gaap:FiniteLivedIntangibleAssetsGross
us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:InterestPayableCurrent

us-gaap:InventoryFinishedGoodsNetOfReserves

us-gaap:InventoryRawMaterialsNetOfReserves

us-gaap:Investments
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FinancialInstrument
us-gaap:FinancialInstrument

us-gaap:InvestmentsFairValueDisclosure
us-gaap:BalanceSheetLocation
us-gaap:BalanceSheetLocation, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FinancialInstrument
us-gaap:BalanceSheetLocation, us-gaap:FinancialInstrument
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FinancialInstrument
us-gaap:FinancialInstrument

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths

us-gaap:LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear

us-gaap:LossContingencyAccrualCarryingValueCurrent

us-gaap:OperatingLeaseWeightedAverageDiscountRatePercent

us-gaap:OtherAssetsMiscellaneousNoncurrent

us-gaap:OtherSundryLiabilitiesCurrent

us-gaap:PrepaidExpenseNoncurrent

us-gaap:ProductWarrantyAccrualClassifiedCurrent

us-gaap:RestructuringReserve
us-gaap:RestructuringCostAndReserve

us-gaap:RevenueRemainingPerformanceObligation

us-gaap:RevenueRemainingPerformanceObligationPercentage

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue

us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1
us-gaap:ValuationAllowancesAndReservesType
us-gaap:ValuationAllowancesAndReservesBalance

Plots across concepts

IncomeStatement

Expenses

Balance Sheet

Assets

Current Assets

NonCurrent Assets

Liabilities

Current Liabilities

Noncurrent Liabilities

Stockholders Equity

OperatingLeaseLiability

NonoperatingIncomeExpense

LesseeOperatingLeaseLiabilityPaymentsDue

FiniteLivedIntangibleAssets

InventoryNet

AccountsReceivable

Tables

		2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2014-08-31	2014-05-31	2014-02-28	2013-11-30	2013-08-31	2013-05-31	2013-02-28	2012-11-30	2012-08-31	2012-05-31	2012-02-29	2012-02-28	2011-11-30	2011-08-31	2011-05-31	2011-02-28	2010-11-30	2010-08-31
us-gaap:CommonStockValue	▇▆▆▆▆▅▅▆▆▇▇▇▇▇▇▇█████████▇▇▇▇▇▇▂▂▁	0.35	0.344	0.343	0.342	0.341	0.336	0.336	0.343	0.348	0.355	0.357	0.356	0.356	0.354	0.353	0.355	0.364	0.367	0.367	0.366	0.366	0.363	0.362	0.362	0.362	0.36	0.359	0.356	0.354	0.351	0.35	0.298	0.296	0.287	NA	0.287	0.287	0.287	NA	0.281	NA	NA
us-gaap:CommonStockSharesIssued	████▇▇▇██████████████████████▁█▇▇▆	35.035	34.362	34.322	34.153	34.113	33.607	33.555	34.259	34.758	35.507	35.718	35.619	35.601	35.379	35.33	35.479	36.419	36.749	36.667	36.575	36.554	36.28	36.225	36.179	36.177	35.967	35.859	35.58	35.444	0.035095	35.041	29.813	29.609	28.734	NA	28.722	28.713	28.702	NA	28.147	NA	NA
us-gaap:CommonStockSharesOutstanding	████▇▇▇██████████████████████▁█▇▇▆	35.035	34.362	34.322	34.153	34.113	33.607	33.555	34.259	34.758	35.507	35.718	35.619	35.601	35.379	35.33	35.479	36.419	36.749	36.667	36.575	36.554	36.28	36.225	36.179	36.177	35.967	35.859	35.58	35.444	0.035095	35.041	29.813	29.609	28.734	NA	28.722	28.713	28.702	NA	28.147	NA	NA
us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding	█▁	34.599	34.024	NA	33.822	33.568	33.381	NA	34.561	34.85	36.453	NA	36.247	36.021	35.068	NA	35.731	36.849	36.699	NA	36.803	36.716	36.666	NA	36.526	36.472	36.525	NA	36.206	35.833	0.035663	NA	30.096	29.692	29.263	NA	NA	28.8	28.31	28.226	NA	27.321	27.094
us-gaap:WeightedAverageNumberOfSharesOutstandingBasic	█▁	34.599	34.024	NA	33.822	33.568	33.381	NA	34.561	34.85	35.458	NA	35.347	35.204	35.068	NA	35.731	36.39	36.699	NA	36.319	36.135	35.964	NA	35.901	35.732	35.572	NA	35.171	34.808	0.034566	NA	29.21	28.476	27.925	NA	NA	27.869	27.524	27.357	NA	27.321	27.094
us-gaap:WeightedAverageNumberOfShareOutstandingBasicAndDiluted	▄	34.599	NA	NA	33.822	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
us-gaap:EarningsPerShareBasic	▃▄▁▅▅▅▆▅▅▆▅▆▆▅▅▅▅▅▆▅▅▅▆▅▅▅▅▅▅▅█▆▆▆▅▅▅▅▅	-0.68	-0.42	-1.66	-0.22	-0.22	-0.26	0.33	-0.02	-0.02	0.24	-0.14	0.33	0.35	-0.08	-0.12	-0.04	0.01	-0.07	0.14	0.11	0.1	0.11	0.18	0.11	0.09	0.08	0.09000000000000002	0.12	0.08	0.05	1.12	0.14	0.13	0.15	0.06	0.06	0.06	0.05	0.02	NA	NA	NA
us-gaap:EarningsPerShareDiluted	▄▄▁▅▅▅▆▅▅▆▅▆▆▅▅▅▅▅▆▆▆▆▆▆▅▅▅▆▅▅█▆▆▆▅▅▅▅▅	-0.68	-0.42	-1.65	-0.22	-0.22	-0.26	0.33	-0.02	-0.02	0.23	-0.13	0.33	0.34	-0.08	-0.12	-0.04	0.01	-0.07	0.15	0.11	0.1	0.11	0.18	0.11	0.09	0.07	0.08	0.12	0.08	0.05	1.06	0.14	0.12	0.14	0.06	0.04999999999999999	0.06	0.05	0.02	NA	NA	NA

		2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2014-08-31	2014-05-31	2014-02-28	2013-11-30	2013-08-31	2013-05-31	2013-02-28	2012-11-30	2012-08-31	2012-05-31	2012-02-29	2012-02-28	2011-11-30	2011-08-31	2011-05-31	2011-02-28	2010-11-30	2010-08-31
COGS Ratio us-gaap:ProductOrService camp:ApplicationSubscriptionsAndOtherServices	█▁	29.685	27.109	NA	30.667	NA	23.307	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
COGS Ratio us-gaap:ProductOrService us-gaap:Product	█▁	58.327	53.106	NA	63.192	62.031	63.559	64.422	67.571	76.974	76.916	78.535	77.528	74.517	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
Gross Margin us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,camp:LoJackUSSVRProducts	█▁	9.545	6.647	NA	11.297	NA	12.361	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
Gross Margin us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,camp:SoftwareAndSubscriptionServices	█▅█▇▆▄▁▂▁▁	34.396	28.029	34.774	33.405	31.205	25.511	19.014	19.943	18.937	18.536	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
Gross Margin us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,camp:TelematicsSystems	▁▁▃▅▅▅▆▆██	44.071	45.539	52.43	63.192	62.031	63.559	65.366	68.552	77.1	76.352	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA

		2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2014-08-31	2014-05-31	2014-02-28	2013-11-30	2013-08-31	2013-05-31	2013-02-28	2012-11-30	2012-08-31	2012-05-31	2012-02-29	2012-02-28	2011-11-30	2011-08-31	2011-05-31	2011-02-28	2010-11-30	2010-08-31

		2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2014-08-31	2014-05-31	2014-02-28	2013-11-30	2013-08-31	2013-05-31	2013-02-28	2012-11-30	2012-08-31	2012-05-31	2012-02-29	2012-02-28	2011-11-30	2011-08-31	2011-05-31	2011-02-28	2010-11-30	2010-08-31
us-gaap:ComprehensiveIncomeNetOfTax	▄▅▁▆▆▆█▇▇█▆██▆▆▇▇▆▇▇▇▇▇▇	-22.618	-16.157	-56.419	-6.25	-8.387	-8.962	10.813	-0.551	-0.868	8.528	-4.839	12.348	11.982	-2.532	-4.296	-1.153	0.396	-3.166	5.391	3.83	3.499	4.059	6.516	4.021	NA	NA	NA	NA	NA	NA	32.63	4.155	3.659	NA	1.642	1.642	1.7	2.157	NA	NA	NA	NA
us-gaap:CostOfGoodsAndServicesSold	▇▆▇█▇▇▆▇▇▇▇▇▇▆▆▆▇▇▅▆▅▅▅▅▄▄▄▅▄▄▃▃▃▃▂▂▁▁▂▁▁▁	53.007	49.162	53.866	59.713	55.566	53.659	50.909	52.114	56.216	56.797	55.973	55.482	52.929	50.638	50.339	48.233	52.865	56.313	43.251	48.101	44.505	41.903	44.605	41.121	38.714	38.762	39.231	42.508	38.968	35.265	33.341	30.308	29.852	30.185	27.028	27.028	22.583	21.976	25.122	20.576	21.854	22.122
us-gaap:GeneralAndAdministrativeExpense	▇▇▆▇▆█▁▆▆▇▇▆▆▇█▆▆▇▆▄▄▄▄▄▄▄▄▄▄▄▄▃▄▄▄▄▃▄▃▃▃▃	13.642	13.669	13.009	14.283	12.893	17.484	-6.076	11.719	11.991	13.436	13.93	10.993	10.756	16.41	18.5	11.352	11.284	15.983	10.18	5.202	4.908	4.775	4.049	4.0	3.892	3.637	3.895	3.291	3.418	3.812	3.305	2.699	3.052	3.098	2.849	2.849	2.606	3.03	2.499	2.168	1.981	2.2
us-gaap:GrossProfit	▇▆▇▇█▇▇▇████▇▇▇▇█▇▅▅▅▄▅▄▄▄▄▄▄▃▃▂▂▂▂▂▂▂▁▁▁▁	35.005	31.053	33.338	36.884	37.67	35.411	33.471	36.381	39.821	38.091	38.422	38.187	36.838	37.443	35.787	35.117	37.614	34.834	27.556	26.574	25.303	23.526	24.585	22.104	20.496	20.219	20.616	20.995	19.839	18.481	15.05	14.032	14.135	13.676	10.593	10.593	10.169	11.825	9.432	8.368	7.699	7.368
us-gaap:IncomeTaxExpenseBenefit	▅▅█▄▄▄▄▅▅▅▅▅▅▅▄▅▅▅▄▅▅▅▅▅▅▅▅▅▅▅▁▅▅▅▅▅▅▅▅▅▅▅	0.319	0.24	26.69	-2.637	-1.342	-2.257	-1.826	-0.778	-0.497	1.771	4.711	3.351	3.699	-1.08	-1.443	0.135	0.864	-1.119	-2.4	2.603	2.058	2.354	2.317	2.4	1.751	1.824	1.505	1.748	1.832	1.023	-29.223	0.019	0.017	0.009	0.018	0.018	0.028	0.006	0.009	-0.172	0.0	0.0
us-gaap:InterestExpense	▆▆▆▇███▇▆▄▄▄▄▄▄▄▄▄▄▄▄▂▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▂▂▂▂▂	3.88	4.077	4.098	4.987	5.555	5.456	5.16	5.134	3.767	2.665	2.622	2.573	2.567	2.518	2.519	2.479	2.474	2.424	2.415	2.252	2.28	0.648	-0.164	0.049	0.054	0.101	0.089	0.067	0.087	0.122	0.171	0.129	0.123	0.064	0.045	0.045	0.071	0.771	0.374	0.355	0.354	0.368
us-gaap:InterestExpenseDebt us-gaap:DebtInstrument camp:TwoThousandAndTwentyFiveConvertibleNotes	██▇▇▇▇▇▇▁	3.524	3.474	3.356	3.353	3.31	3.344	3.185	3.194	1.412	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
us-gaap:InterestExpenseDebt us-gaap:Ownership camp:SynoviaSolutions	▁▁███▁	0.1	0.1	0.2	0.2	0.2	0.1	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
us-gaap:NetIncomeLoss	▄▄▁▅▅▅▆▅▅▆▅▆▆▅▅▅▅▅▆▆▆▆▆▆▆▆▆▆▆▆█▆▆▆▆▆▆▆▅▅▅▅	-23.68	-14.422	-55.827	-7.415	-7.369	-8.693	11.263	-0.522	-0.854	8.511	-4.767	11.806	12.232	-2.654	-4.239	-1.527	0.521	-2.659	5.506	3.876	3.499	4.059	6.516	4.021	3.278	2.693	3.067	4.207	2.844	1.685	32.63	4.155	3.659	4.182	1.642	1.642	1.7	1.356	0.52	0.303	-0.179	-0.93
us-gaap:NetIncomeLoss us-gaap:StatementEquityComponents us-gaap:RetainedEarnings	▄▅▁▆▆▆█▇▇█	-23.68	-14.422	-55.827	-7.415	-7.369	-8.693	11.263	-0.522	-0.854	8.511	NA	NA	NA	NA	NA	NA	NA	NA	5.506	3.876	3.499	4.059	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
us-gaap:NonoperatingIncomeExpense	▂▂▂▁▂▂▃▃▁▇▃▇█▂▃▂▂▃▃▃▂▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃	-3.348	-4.267	-4.185	-6.055	-4.106	-3.774	-0.611	-1.454	-5.07	11.295	-1.711	11.359	13.175	-2.069	-1.864	-2.865	-2.149	-1.428	-0.964	-1.808	-2.341	-0.631	-0.015	-0.034	-0.004	-0.087	-0.105	-0.077	-0.081	-0.169	-0.202	-0.138	-0.102	-0.09	0.029	0.029	-0.172	-1.592	-0.356	-0.311	-0.316	-0.368
us-gaap:OperatingExpenses	█▆█▆▆▆▂▅▅▅▅▅▅▅▅▅▅▅▃▂▂▂▂▂▂▂▂▂▂▂▂▁▁▁▁▁▁▁▁▁▁▁	55.018	40.968	58.29	40.881	42.275	42.057	18.05	35.782	35.572	38.665	36.478	33.98	33.706	38.771	39.325	33.324	33.708	36.872	23.026	17.961	17.405	16.482	15.737	15.649	15.463	15.615	15.939	14.963	15.082	15.604	11.441	9.72	10.357	9.395	8.962	8.962	8.269	8.871	8.547	7.926	7.562	7.93
us-gaap:OperatingIncomeLoss	▂▄▁▅▅▄█▅▆▅▆▆▆▅▅▆▆▅▆▇▇▇▇▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▅▅▅▅	-20.013	-9.915	-24.952	-3.997	-4.605	-6.646	15.421	0.599	4.249	-0.574	1.944	4.207	3.132	-1.328	-3.538	1.793	3.906	-2.038	4.53	8.613	7.898	7.044	8.848	6.455	5.033	4.604	4.677	6.032	4.757	2.877	3.609	4.312	3.778	4.281	1.631	1.631	1.9	2.954	0.885	0.442	0.137	-0.562
us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax us-gaap:StatementEquityComponents us-gaap:AccumulatedOtherComprehensiveIncome	█▁▄█	1.062	-1.735	-0.592	1.165	NA	-0.269	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
us-gaap:OtherNonoperatingIncomeExpense	▄▄▄▅▅▃▅▃▃▃▄▄▆▅▅▂▄▇▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄██▄▁▄▅▅▄	-0.052	-0.208	-0.139	0.232	0.193	-0.399	0.049	-0.218	-0.277	-0.226	0.003	0.012	0.314	0.116	0.073	-0.587	-0.13	0.543	0.003	0.006	-0.018	-0.011	-0.051	-0.022	-0.009	0.014	-0.016	-0.01	0.006	-0.047	-0.031	-0.009	0.021	-0.026	0.875	0.875	-0.101	-0.821	0.018	0.044	0.038	0.0
us-gaap:ResearchAndDevelopmentExpense	▆▆▇██▇▆▇█▆▇▆▆▅▄▅▅▆▄▄▄▄▄▄▄▄▅▄▅▄▃▂▂▂▁▁▁▁▂▁▁▁	6.783	6.324	6.884	7.742	7.924	6.886	6.279	7.177	7.599	6.601	6.908	6.296	6.725	5.832	4.732	5.297	5.885	6.091	5.122	5.121	4.995	4.565	4.868	4.852	5.016	5.118	5.331	5.267	5.296	5.158	3.898	3.564	3.657	3.172	2.923	2.923	2.622	2.679	3.104	2.85	2.733	2.779
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax	▇▆▇██▇▇▇████▇▇▇▇▇▇▅▆▅▅▅▅▄▄▄▅▄▄▃▃▃▃▂▂▁▂▂▁▁▁	88.012	80.215	87.204	96.597	93.236	89.07	84.38	88.495	96.037	94.888	94.395	93.669	89.767	88.081	86.126	83.35	90.479	91.147	70.807	74.675	69.808	65.429	69.19	63.225	59.21	58.981	59.847	63.503	58.807	53.746	48.391	44.34	43.987	43.861	37.621	37.621	32.752	33.801	34.554	28.944	29.553	29.49
us-gaap:SellingAndMarketingExpense	▆▃▇▆█▆▁▂▂▂▁▃▂▂	14.647	12.886	15.336	14.683	15.868	14.647	12.126	12.746	12.523	12.497	11.929	12.981	12.515	12.671	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA

		2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2014-08-31	2014-05-31	2014-02-28	2013-11-30	2013-08-31	2013-05-31	2013-02-28	2012-11-30	2012-08-31	2012-05-31	2012-02-29	2012-02-28	2011-11-30	2011-08-31	2011-05-31	2011-02-28	2010-11-30	2010-08-31

		2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2014-08-31	2014-05-31	2014-02-28	2013-11-30	2013-08-31	2013-05-31	2013-02-28	2012-11-30	2012-08-31	2012-05-31	2012-02-29	2012-02-28	2011-11-30	2011-08-31	2011-05-31	2011-02-28	2010-11-30	2010-08-31
us-gaap:Assets	▅▆▆▇██▇▇▇▆▆▆▅▅▅▅▅▅▅▅▅▄▃▃▂▂▂▂▂▂▂▁▁▁	441.823	480.246	495.805	562.411	659.442	651.694	603.626	608.047	610.923	493.422	472.993	475.398	445.991	427.134	408.139	402.747	420.159	425.589	384.363	370.386	372.388	360.187	202.617	198.207	190.828	181.491	179.265	165.306	165.866	160.394	150.771	72.582	68.538	67.364	NA	51.481	53.805	54.38	NA	55.485	NA	NA
us-gaap:Liabilities	▅▅▅▆██▆▆▆▃▃▃▃▂▂▂▂▂▁	342.505	355.052	357.886	371.758	466.146	452.582	397.973	406.494	401.187	290.981	274.077	274.32	259.78	252.986	244.897	234.257	238.964	236.763	194.916	NA	NA	NA	51.232	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
us-gaap:LiabilitiesAndStockholdersEquity	▅▆▆▇██▇▇▇▆▆▆▅▅▅▅▅▅▅▅▅▄▃▃▂▂▂▂▂▂▂▁▁▁	441.823	480.246	495.805	562.411	659.442	651.694	603.626	608.047	610.923	493.422	472.993	475.398	445.991	427.134	408.139	402.747	420.159	425.589	384.363	370.386	372.388	360.187	202.617	198.207	190.828	181.491	179.265	165.306	165.866	160.394	150.771	72.582	68.538	67.364	NA	51.481	53.805	54.38	NA	55.485	NA	NA
us-gaap:StockholdersEquity	▄▅▅▇▇███████▇▇▆▆▇▇▇▇▇▇▆▅▅▅▅▅▅▅▄▁▁▁	99.318	125.194	137.919	190.653	193.296	199.112	205.653	201.553	209.736	202.441	198.916	201.078	186.211	174.148	163.242	168.49	181.195	188.826	189.447	181.827	176.332	173.567	151.385	143.559	138.402	137.078	133.147	127.738	121.547	119.94	117.549	39.335	34.053	30.031	NA	24.977	22.681	20.354	NA	17.602	NA	NA

		2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2014-08-31	2014-05-31	2014-02-28	2013-11-30	2013-08-31	2013-05-31	2013-02-28	2012-11-30	2012-08-31	2012-05-31	2012-02-29	2012-02-28	2011-11-30	2011-08-31	2011-05-31	2011-02-28	2010-11-30	2010-08-31
us-gaap:AssetsCurrent	▄▄▅▅▇▆███▆▅▅▅▄▄▄▄▄▆▆▅▅▂▂▂▂▂▂▂▁▂▁▁▁	215.226	230.481	237.866	253.253	351.169	339.449	403.497	419.435	421.655	294.217	275.885	271.977	238.003	216.931	206.705	207.122	221.083	221.891	298.767	290.206	288.956	262.862	127.421	112.98	107.121	95.933	92.241	85.235	83.002	74.746	106.769	57.494	53.998	50.624	NA	39.789	38.536	38.651	NA	38.103	NA	NA
us-gaap:CashAndCashEquivalentsAtCarryingValue	▃▄▄▃▆▆███▅▄▄▄▄▃▃▃▃▄▄▃▄▂▁▁▁▁▂▂▁▂▁▁▁	91.692	104.071	107.404	101.634	193.684	190.296	256.5	271.613	273.972	169.509	132.603	138.095	126.636	108.69	93.706	75.147	94.705	67.49	139.388	106.678	100.098	116.43	34.184	23.964	23.296	22.052	19.233	31.108	29.678	24.495	63.101	13.56	10.235	7.315	NA	5.601	4.393	4.256	4.336	4.241	4.251	4.051
us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	▁▁▂▁▅▅▇██▄▃▃▂▂▁	91.692	104.071	107.404	101.634	193.684	190.296	256.5	271.613	273.972	169.509	132.603	138.095	126.636	108.69	93.706	NA	NA	NA	139.388	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
us-gaap:AccountsReceivableNetCurrent	▆▆▇█▇▇▇▇▇▇▇▇▆▆▆▆▆▆▄▄▄▄▄▄▃▃▃▂▂▂▁▁▁▁	67.852	66.997	72.273	83.462	75.6	73.639	78.079	72.426	70.981	69.814	71.58	70.19	64.492	65.501	67.403	66.969	68.766	69.39	49.432	44.95	45.802	45.072	47.917	45.367	38.277	34.799	36.904	30.897	27.556	25.501	19.111	20.867	19.617	19.157	NA	14.383	15.755	14.523	NA	16.814	NA	NA
us-gaap:InventoryNet	▅▅▆▇█▇▅▅▅▅▆▆▅▅▄▅▄▄▂▂▃▂▂▂▂▁▁▁▁▁▁▁▁▁	32.162	36.079	36.778	44.035	49.541	41.905	32.033	31.515	31.194	32.557	36.302	39.115	31.103	32.803	29.279	31.484	27.999	27.65	16.731	18.103	22.572	16.043	18.666	19.575	20.175	14.959	14.968	12.541	14.162	12.443	13.516	13.237	13.012	14.635	NA	10.057	12.409	11.844	NA	9.89	NA	NA
us-gaap:PrepaidExpenseAndOtherAssetsCurrent	██▇▇██▆▄▅▄▄▄▄▃▃▂▂▂▁▁▁▁▂▁▁▁▂▁▂▂▁▁▁▁	23.52	23.334	21.411	22.196	24.555	23.768	19.373	13.733	14.482	13.076	12.0	11.433	11.77	9.391	9.595	7.847	7.314	7.221	4.498	3.818	4.011	4.2	5.11	3.646	4.317	4.384	5.017	4.326	4.966	5.449	4.641	3.371	3.951	4.311	NA	4.323	3.881	3.752	NA	3.866	NA	NA

		2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2014-08-31	2014-05-31	2014-02-28	2013-11-30	2013-08-31	2013-05-31	2013-02-28	2012-11-30	2012-08-31	2012-05-31	2012-02-29	2012-02-28	2011-11-30	2011-08-31	2011-05-31	2011-02-28	2010-11-30	2010-08-31
us-gaap:AmortizationOfIntangibleAssets	▄▄▆▇▇▆▆▆▆▆███████▇▄▄▄▄▄▄▄▄▄▃▃▄▁▁▁▁▁▁▁▁▁▁▁▁	1.855	1.892	2.638	3.325	3.318	3.04	2.902	2.893	2.893	2.748	3.711	3.71	3.71	3.858	3.858	3.857	3.856	3.49	1.664	1.663	1.655	1.644	1.638	1.635	1.634	1.683	1.665	1.485	1.484	1.649	0.476	0.475	0.475	0.317	0.305	0.305	0.31	0.31	0.352	0.275	0.275	0.276
us-gaap:PropertyPlantAndEquipmentNet	▆█████▄▄▄▃▃▃▃▃▃▃▃▃▂▂▂▂▂▂▂▁▁▁▁▁▁▁▁▁	44.576	54.15	55.878	57.127	56.92	54.794	27.023	23.192	22.405	21.087	21.262	21.217	20.935	21.198	21.162	21.676	21.599	19.306	11.225	11.285	11.349	10.958	10.525	7.433	6.795	5.669	4.771	4.426	4.421	4.448	2.778	2.614	2.399	2.177	NA	1.761	1.63	1.543	NA	1.877	NA	NA
us-gaap:Goodwill	▇█████▆▆▆▆▆▆▆▆▆▅▅▅▂▂▂▂▂▂▂▂▂▂▂▂▁▁▁▁	94.468	101.419	106.335	105.584	104.037	103.154	80.805	73.284	73.284	73.284	72.98	72.98	72.98	72.98	72.98	63.564	63.18	66.88	16.508	16.508	16.508	16.508	15.483	15.479	15.479	15.508	15.422	18.304	18.304	18.304	1.112	1.112	1.112	1.112	NA	0.0	NA	NA	NA	NA	NA	NA
us-gaap:FiniteLivedIntangibleAssetsNet	▄▅▅▇▇▇▅▅▅▅▆▆▆▇▇▇██▂▂▂▃▃▃▃▃▃▃▃▃▁▁▁	38.943	42.725	45.895	66.501	69.322	72.998	47.165	43.518	46.385	49.227	52.456	56.098	59.79	63.434	67.223	71.074	74.916	78.74	17.01	18.66	20.297	21.917	22.596	24.224	25.833	27.456	29.131	25.667	27.09	28.574	4.603	5.079	5.545	NA	2.738	NA	NA	NA	NA	NA	NA	NA
us-gaap:OperatingLeaseRightOfUseAsset	▁▅▃▅▇█	17.653	24.22	20.626	24.108	27.977	29.267	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
us-gaap:OtherAssetsNoncurrent	█▇▇█▇▇▇██▇▆▅▅▄▄▄▄▄▄▂▂▂▂▂▂▂▁▁▁▁▁▁▁▁	26.516	22.894	24.768	25.466	22.154	21.821	22.51	26.759	25.773	23.407	18.829	17.203	16.013	11.954	12.565	11.287	10.777	10.696	10.64	5.987	3.969	4.033	3.137	5.532	3.742	3.461	2.051	1.49	1.469	1.156	0.893	0.905	0.745	0.75	NA	0.781	0.865	1.078	NA	1.606	NA	NA

		2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2014-08-31	2014-05-31	2014-02-28	2013-11-30	2013-08-31	2013-05-31	2013-02-28	2012-11-30	2012-08-31	2012-05-31	2012-02-29	2012-02-28	2011-11-30	2011-08-31	2011-05-31	2011-02-28	2010-11-30	2010-08-31
us-gaap:AccountsPayableCurrent	▇▅▅▇▇▆▇▅▆█▆█▆▆▅▆▇▆▄▄▆▄▄▅▅▃▃▂▃▂▁▁▂▂	36.834	31.841	28.45	36.993	40.27	32.893	39.898	31.556	36.159	42.939	35.478	42.399	34.721	33.586	30.266	33.392	36.604	36.141	24.938	24.919	33.499	25.934	24.012	29.699	28.725	20.314	20.508	17.005	20.188	15.882	11.871	13.046	14.318	17.616	NA	9.523	12.081	13.618	NA	14.103	NA	NA
us-gaap:ContractWithCustomerLiabilityCurrent	█▇▇█▆▆▃▁▁	36.003	33.706	34.704	34.939	31.889	30.624	24.264	20.03	20.683	NA	17.757	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
us-gaap:LiabilitiesCurrent	▄▄▄▅██▃▄▃▄▃▄▃▃▃▃▃▃▂▂▂▂▂▂▂▁▁▁▁▁▁▁▁▁	107.384	98.978	121.475	129.831	220.994	212.152	83.592	97.879	96.007	101.183	95.529	98.471	87.508	84.761	77.841	73.992	82.204	82.64	49.565	44.592	53.718	45.979	47.005	50.11	47.706	38.991	42.118	34.144	37.398	33.055	28.949	28.681	29.653	32.042	NA	23.601	28.013	30.956	NA	32.869	NA	NA
us-gaap:LongTermDebtCurrent	▁▁█	4.79	5.49	33.119	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	0.097	0.384	0.688	0.577	0.862	1.194	1.156	1.238	2.44	2.145	2.261	2.539	2.444	2.206	NA	1.1	0.8	0.5	NA	0.0	NA	NA
us-gaap:OperatingLeaseLiabilityCurrent	█▇▁	6.148	5.987	4.662	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
us-gaap:OtherLiabilitiesCurrent	▅▄▄▃▃▄▃█▇▇▇▇▆▆▅▃▄▄▂▁▂▂▂▂▁▁▂▁▁▁▁▁▁▁	21.116	19.05	16.153	15.237	15.325	17.239	10.622	37.979	31.621	31.541	31.688	31.398	30.235	29.537	24.958	14.38	17.945	18.843	8.375	5.241	6.139	6.087	6.035	6.302	5.507	5.188	5.609	3.684	3.234	4.203	3.109	3.048	3.191	3.012	NA	2.268	2.575	2.515	NA	2.14	NA	NA
us-gaap:TaxesPayableCurrent	█▁▆	2.487	1.496	2.266	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA

		2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2014-08-31	2014-05-31	2014-02-28	2013-11-30	2013-08-31	2013-05-31	2013-02-28	2012-11-30	2012-08-31	2012-05-31	2012-02-29	2012-02-28	2011-11-30	2011-08-31	2011-05-31	2011-02-28	2010-11-30	2010-08-31
us-gaap:LongTermDebt	▁▄▅▅██▅	241.023	262.627	271.97	272.766	300.097	298.371	275.905	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	1.858	2.369	7.129	7.554	4.695	5.335	5.7	NA	3.0	3.0	NA	NA	NA	NA	NA	NA
us-gaap:LongTermDebtNoncurrent	▃▄▃▃▃▃███▂▂▂▂▂▂▁▁▁▁▁▁▁	180.646	198.12	177.088	176.378	175.916	174.892	275.905	272.42	268.98	156.23	154.299	152.378	150.506	148.643	146.827	145.021	143.26	141.499	139.8	138.101	136.557	135.043	NA	0.197	0.238	0.476	0.702	1.131	4.689	5.409	2.434	2.796	3.256	3.704	NA	1.9	2.2	2.5	NA	4.46	NA	NA
us-gaap:OtherLiabilitiesNoncurrent	▇▇▇████▇▇▇▅▅▅▄▄▄▃▃▂▂▂▂▁▂▂▂▁▁▁▁▁▁▁▁	35.258	32.262	35.044	38.459	39.456	38.73	38.476	36.195	36.2	33.568	24.249	23.471	21.766	19.582	20.229	15.244	13.5	12.624	5.551	5.866	5.781	5.598	4.227	4.341	4.482	4.946	3.298	2.293	2.232	1.99	1.839	1.77	1.576	1.587	NA	1.003	0.911	0.57	NA	0.554	NA	NA
us-gaap:OperatingLeaseLiabilityNoncurrent	▁█▆	19.217	25.692	24.279	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	▄	6.598	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree	▄	4.895	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour	▄	3.113	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA

		2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2014-08-31	2014-05-31	2014-02-28	2013-11-30	2013-08-31	2013-05-31	2013-02-28	2012-11-30	2012-08-31	2012-05-31	2012-02-29	2012-02-28	2011-11-30	2011-08-31	2011-05-31	2011-02-28	2010-11-30	2010-08-31
us-gaap:StockholdersEquity	▄▅▅▇▇███████▇▇▆▆▇▇▇▇▇▇▆▅▅▅▅▅▅▅▄▁▁▁	99.318	125.194	137.919	190.653	193.296	199.112	205.653	201.553	209.736	202.441	198.916	201.078	186.211	174.148	163.242	168.49	181.195	188.826	189.447	181.827	176.332	173.567	151.385	143.559	138.402	137.078	133.147	127.738	121.547	119.94	117.549	39.335	34.053	30.031	NA	24.977	22.681	20.354	NA	17.602	NA	NA
us-gaap:CommonStockValue	▇▆▆▆▆▅▅▆▆▇▇▇▇▇▇▇█████████▇▇▇▇▇▇▂▂▁	0.35	0.344	0.343	0.342	0.341	0.336	0.336	0.343	0.348	0.355	0.357	0.356	0.356	0.354	0.353	0.355	0.364	0.367	0.367	0.366	0.366	0.363	0.362	0.362	0.362	0.36	0.359	0.356	0.354	0.351	0.35	0.298	0.296	0.287	NA	0.287	0.287	0.287	NA	0.281	NA	NA
us-gaap:AdditionalPaidInCapitalCommonStock	█▇▇▇▆▆▆▆▇▆▇▇▆▆▆▆▇███▇▇▆▆▆▆▆▅▅▅▅▁▁▁	229.326	224.047	220.482	216.798	213.192	210.626	208.205	215.34	222.981	214.811	218.217	215.541	213.021	212.943	211.187	212.137	223.68	231.704	229.159	226.931	225.266	226.003	207.881	206.571	205.435	207.391	206.154	203.815	201.833	203.073	202.368	156.836	155.711	155.357	NA	154.485	153.831	153.204	NA	153.135	NA	NA
us-gaap:RetainedEarningsAccumulatedDeficit	▁▃▄▇▇██▇▇▇▇▇▇▆▅▆▆▆▆▆▅▅▅▅▄▄▄▄▄▄▃▂▁▁	-129.245	-96.087	-81.531	-25.704	-18.289	-10.92	-2.227	-13.485	-12.963	-12.109	-19.459	-14.692	-26.497	-38.73	-47.757	-43.518	-41.991	-42.512	-39.853	-45.359	-49.235	-52.734	-56.793	-63.309	-67.33	-70.608	-73.301	-76.368	-80.575	-83.419	-85.104	-117.734	-121.889	-125.548	NA	-129.73	-131.372	-133.072	NA	-134.948	NA	NA
us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax	▆▁▅▆▄▆▇▇▇▇██▇▇▇▇▆▆████████████████	-1.113	-3.11	-1.375	-0.783	-1.948	-0.93	-0.661	-0.645	-0.63	-0.616	-0.199	-0.127	-0.669	-0.419	-0.541	-0.484	-0.858	-0.733	-0.226	-0.111	-0.065	-0.065	-0.065	-0.065	-0.065	-0.065	-0.065	-0.065	-0.065	-0.065	-0.065	-0.065	-0.065	-0.065	NA	-0.065	-0.065	-0.065	NA	-0.866	NA	NA
us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue us-gaap:StatementEquityComponents us-gaap:CommonStockIncludingAdditionalPaidInCapital	▁█▁█	3.03	3.623	3.043	3.652	NA	2.543	2.941	2.941	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA

		2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2014-08-31	2014-05-31	2014-02-28	2013-11-30	2013-08-31	2013-05-31	2013-02-28	2012-11-30	2012-08-31	2012-05-31	2012-02-29	2012-02-28	2011-11-30	2011-08-31	2011-05-31	2011-02-28	2010-11-30	2010-08-31

		2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2014-08-31	2014-05-31	2014-02-28	2013-11-30	2013-08-31	2013-05-31	2013-02-28	2012-11-30	2012-08-31	2012-05-31	2012-02-29	2012-02-28	2011-11-30	2011-08-31	2011-05-31	2011-02-28	2010-11-30	2010-08-31
us-gaap:NetIncomeLoss	▄▄▁▅▅▅▆▅▅▆▅▆▆▅▅▅▅▅▆▆▆▆▆▆▆▆▆▆▆▆█▆▆▆▆▆▆▆▅▅▅▅	-23.68	-14.422	-55.827	-7.415	-7.369	-8.693	11.263	-0.522	-0.854	8.511	-4.767	11.806	12.232	-2.654	-4.239	-1.527	0.521	-2.659	5.506	3.876	3.499	4.059	6.516	4.021	3.278	2.693	3.067	4.207	2.844	1.685	32.63	4.155	3.659	4.182	1.642	1.642	1.7	1.356	0.52	0.303	-0.179	-0.93
us-gaap:NetIncomeLoss us-gaap:StatementEquityComponents us-gaap:RetainedEarnings	▄▅▁▆▆▆█▇▇█	-23.68	-14.422	-55.827	-7.415	-7.369	-8.693	11.263	-0.522	-0.854	8.511	NA	NA	NA	NA	NA	NA	NA	NA	5.506	3.876	3.499	4.059	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
us-gaap:ShareBasedCompensation	▇█▇█▇▆▆▆▆▅▆▆▅▄▅▄▃▄▃▃▃▃▂▂▂▂▂▂▁▁▁▁▂▂▁▁▁▁▁▁▁	3.03	3.623	3.043	3.652	3.183	2.543	2.941	2.941	2.68	2.467	2.634	2.62	2.227	1.817	2.164	2.064	1.621	1.984	1.643	1.602	1.389	1.22	1.176	1.168	0.936	0.82	0.795	0.808	0.69	0.631	0.618	0.62	0.814	0.858	0.638	0.638	0.638	0.567	0.532	0.55	0.555	NA

		2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2014-08-31	2014-05-31	2014-02-28	2013-11-30	2013-08-31	2013-05-31	2013-02-28	2012-11-30	2012-08-31	2012-05-31	2012-02-29	2012-02-28	2011-11-30	2011-08-31	2011-05-31	2011-02-28	2010-11-30	2010-08-31

		2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2014-08-31	2014-05-31	2014-02-28	2013-11-30	2013-08-31	2013-05-31	2013-02-28	2012-11-30	2012-08-31	2012-05-31	2012-02-29	2012-02-28	2011-11-30	2011-08-31	2011-05-31	2011-02-28	2010-11-30	2010-08-31

		2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2014-08-31	2014-05-31	2014-02-28	2013-11-30	2013-08-31	2013-05-31	2013-02-28	2012-11-30	2012-08-31	2012-05-31	2012-02-29	2012-02-28	2011-11-30	2011-08-31	2011-05-31	2011-02-28	2010-11-30	2010-08-31

Common Stock Value

us-gaap:CommonStockValue

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2014-08-31	2014-05-31	2014-02-28	2013-11-30	2013-08-31	2013-05-31	2013-02-28	2012-11-30	2012-08-31	2012-05-31	2012-02-28	2011-11-30	2011-08-31	2011-02-28
Value	350000.0	344000.0	343000.0	342000.0	341000.0	336000.0	336000.0	343000.0	348000.0	355000.0	357000.0	356000.0	356000.0	354000.0	353000.0	355000.0	364000.0	367000.0	367000.0	366000.0	366000.0	363000.0	362000.0	362000.0	362000.0	360000.0	359000.0	356000.0	354000.0	351000.0	350000.0	298000.0	296000.0	287000.0	287000.0	287000.0	287000.0	281000.0
Percentage of CommonStockValue	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Assets	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.2	0.2	0.2	0.2	0.2	0.2	0.2	0.2	0.2	0.4	0.4	0.4	0.6	0.5	0.5	0.5

Common Stock Shares Issued

us-gaap:CommonStockSharesIssued

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2014-08-31	2014-05-31	2014-02-28	2013-11-30	2013-08-31	2013-05-31	2013-02-28	2012-11-30	2012-08-31	2012-05-31	2012-02-28	2011-11-30	2011-08-31	2011-02-28
Value	35	34	34	34	34	33	33	34	34	35	35	35	35	35	35	35	36	36	36	36	36	36	36	36	36	35	35	35	35	0.035095	35	29	29	28	28	28	28	28
Percentage of CommonStockSharesIssued	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

Common Stock Shares Outstanding

us-gaap:CommonStockSharesOutstanding

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2014-08-31	2014-05-31	2014-02-28	2013-11-30	2013-08-31	2013-05-31	2013-02-28	2012-11-30	2012-08-31	2012-05-31	2012-02-28	2011-11-30	2011-08-31	2011-02-28
Value	35	34	34	34	34	33	33	34	34	35	35	35	35	35	35	35	36	36	36	36	36	36	36	36	36	35	35	35	35	0.035095	35	29	29	28	28	28	28	28
Percentage of CommonStockSharesOutstanding	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

Weighted Average Number Of Diluted Shares Outstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

Period End	2020-11-30	2020-05-31	2019-11-30	2019-08-31	2019-05-31	2018-11-30	2018-08-31	2018-05-31	2017-11-30	2017-08-31	2017-05-31	2016-11-30	2016-08-31	2016-05-31	2015-11-30	2015-08-31	2015-05-31	2014-11-30	2014-08-31	2014-05-31	2013-11-30	2013-08-31	2013-05-31	2012-11-30	2012-08-31	2012-05-31	2011-11-30	2011-08-31	2011-05-31	2010-11-30	2010-08-31
Value	34	34	33	33	33	34	34	36	36	36	35	35	36	36	36	36	36	36	36	36	36	35	0.035663	30	29	29	28	28	28	27	27
Percentage of WeightedAverageNumberOfDilutedSharesOutstanding	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

Weighted Average Number Of Shares Outstanding Basic

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic

Period End	2020-11-30	2020-05-31	2019-11-30	2019-08-31	2019-05-31	2018-11-30	2018-08-31	2018-05-31	2017-11-30	2017-08-31	2017-05-31	2016-11-30	2016-08-31	2016-05-31	2015-11-30	2015-08-31	2015-05-31	2014-11-30	2014-08-31	2014-05-31	2013-11-30	2013-08-31	2013-05-31	2012-11-30	2012-08-31	2012-05-31	2011-11-30	2011-08-31	2011-05-31	2010-11-30	2010-08-31
Value	34	34	33	33	33	34	34	35	35	35	35	35	36	36	36	36	35	35	35	35	35	34	0.034566	29	28	27	27	27	27	27	27
Percentage of WeightedAverageNumberOfSharesOutstandingBasic	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

Weighted Average Number Of Share Outstanding Basic And Diluted

us-gaap:WeightedAverageNumberOfShareOutstandingBasicAndDiluted

Period End	2020-11-30	2019-11-30
Value	34	33
Percentage of WeightedAverageNumberOfShareOutstandingBasicAndDiluted	100.0	100.0

Earnings Per Share Basic

us-gaap:EarningsPerShareBasic

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2014-08-31	2014-05-31	2014-02-28	2013-11-30	2013-08-31	2013-05-31	2013-02-28	2012-11-30	2012-08-31	2012-05-31	2012-02-29	2012-02-28	2011-11-30	2011-08-31	2011-05-31
Value	-0.68	-0.42	-1.66	-0.22	-0.22	-0.26	0.33	-0.02	-0.02	0.24	-0.14	0.33	0.35	-0.08	-0.12	-0.04	0.01	-0.07	0.14	0.11	0.1	0.11	0.18	0.11	0.09	0.08	0.09	0.12	0.08	0.05	1.12	0.14	0.13	0.15	0.06	0.06	0.06	0.05	0.02
Percentage of EarningsPerShareBasic	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

Earnings Per Share Diluted

us-gaap:EarningsPerShareDiluted

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2014-08-31	2014-05-31	2014-02-28	2013-11-30	2013-08-31	2013-05-31	2013-02-28	2012-11-30	2012-08-31	2012-05-31	2012-02-29	2012-02-28	2011-11-30	2011-08-31	2011-05-31
Value	-0.68	-0.42	-1.65	-0.22	-0.22	-0.26	0.33	-0.02	-0.02	0.23	-0.13	0.33	0.34	-0.08	-0.12	-0.04	0.01	-0.07	0.15	0.11	0.1	0.11	0.18	0.11	0.09	0.07	0.08	0.12	0.08	0.05	1.06	0.14	0.12	0.14	0.06	0.05	0.06	0.05	0.02
Percentage of EarningsPerShareDiluted	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

Comprehensive Income Net Of Tax

us-gaap:ComprehensiveIncomeNetOfTax

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2013-02-28	2012-11-30	2012-08-31	2012-02-29	2012-02-28	2011-11-30	2011-08-31
Value	-22.618	-16.157	-56.419	-6.25	-8.387	-8.962	10	-0.551	-0.868	8.528	-4.839	12	11	-2.532	-4.296	-1.153	0.396	-3.166	5.391	3.83	3.499	4.059	6.516	4.021	32	4.155	3.659	1.642	1.642	1.7	2.157
Percentage of ComprehensiveIncomeNetOfTax	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	-25.7	-20.1	-64.7	-6.5	-9.0	-10.1	12.8	-0.6	-0.9	9.0	-5.1	13.2	13.3	-2.9	-5.0	-1.4	0.4	-3.5	7.6	5.1	5.0	6.2	9.4	6.4	67.4	9.4	8.3	4.4	4.4	5.2	6.4

Cost Of Goods And Services Sold

us-gaap:CostOfGoodsAndServicesSold

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2014-08-31	2014-05-31	2014-02-28	2013-11-30	2013-08-31	2013-05-31	2013-02-28	2012-11-30	2012-08-31	2012-05-31	2012-02-29	2012-02-28	2011-11-30	2011-08-31	2011-05-31	2011-02-28	2010-11-30	2010-08-31
Value	53	49	53	59	55	53	50	52	56	56	55	55	52	50	50	48	52	56	43	48	44	41	44	41	38	38	39	42	38	35	33	30	29	30	27	27	22	21	25	20	21	22
Percentage of CostOfGoodsAndServicesSold	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	60.2	61.3	61.8	61.8	59.6	60.2	60.3	58.9	58.5	59.9	59.3	59.2	59.0	57.5	58.4	57.9	58.4	61.8	61.1	64.4	63.8	64.0	64.5	65.0	65.4	65.7	65.6	66.9	66.3	65.6	68.9	68.4	67.9	68.8	71.8	71.8	69.0	65.0	72.7	71.1	73.9	75.0

us-gaap:CostOfGoodsAndServicesSold us-gaap:ProductOrService

camp:ApplicationSubscriptionsAndOtherServices

Period End	2020-11-30	2020-05-31	2019-11-30	2019-05-31
Value	15	13	16	13
Percentage of CostOfGoodsAndServicesSold	28.7	26.8	27.0	25.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	17.3	16.4	16.7	15.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax camp:ApplicationSubscriptionsAndOtherServices	51.3	48.6	52.6	59.4

us-gaap:Product

Period End	2020-11-30	2020-05-31	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31
Value	37	35	42	37	38	40	41	46	47	47	47	44
Percentage of CostOfGoodsAndServicesSold	71.3	73.2	70.7	67.9	71.8	79.0	79.4	81.9	83.4	85.3	84.8	84.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	42.9	44.9	43.7	40.5	43.3	47.7	46.8	47.9	49.9	50.6	50.3	49.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:Product	64.8	67.8	66.8	60.8	60.6	0.0	61.3	59.8	61.6	0.0	60.7	59.9

General And Administrative Expense

us-gaap:GeneralAndAdministrativeExpense

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2014-08-31	2014-05-31	2014-02-28	2013-11-30	2013-08-31	2013-05-31	2013-02-28	2012-11-30	2012-08-31	2012-05-31	2012-02-29	2012-02-28	2011-11-30	2011-08-31	2011-05-31	2011-02-28	2010-11-30	2010-08-31
Value	13	13	13	14	12	17	-6.076	11	11	13	13	10	10	16	18	11	11	15	10	5.202	4.908	4.775	4.049	4.0	3.892	3.637	3.895	3.291	3.418	3.812	3.305	2.699	3.052	3.098	2.849	2.849	2.606	3.03	2.499	2.168	1.981	2.2
Percentage of GeneralAndAdministrativeExpense	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	15.5	17.0	14.9	14.8	13.8	19.6	-7.2	13.2	12.5	14.2	14.8	11.7	12.0	18.6	21.5	13.6	12.5	17.5	14.4	7.0	7.0	7.3	5.9	6.3	6.6	6.2	6.5	5.2	5.8	7.1	6.8	6.1	6.9	7.1	7.6	7.6	8.0	9.0	7.2	7.5	6.7	7.5

Gross Profit

us-gaap:GrossProfit

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2014-08-31	2014-05-31	2014-02-28	2013-11-30	2013-08-31	2013-05-31	2013-02-28	2012-11-30	2012-08-31	2012-05-31	2012-02-29	2012-02-28	2011-11-30	2011-08-31	2011-05-31	2011-02-28	2010-11-30	2010-08-31
Value	35	31	33	36	37	35	33	36	39	38	38	38	36	37	35	35	37	34	27	26	25	23	24	22	20	20	20	20	19	18	15	14	14	13	10	10	10	11	9.432	8.368	7.699	7.368
Percentage of GrossProfit	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	39.8	38.7	38.2	38.2	40.4	39.8	39.7	41.1	41.5	40.1	40.7	40.8	41.0	42.5	41.6	42.1	41.6	38.2	38.9	35.6	36.2	36.0	35.5	35.0	34.6	34.3	34.4	33.1	33.7	34.4	31.1	31.6	32.1	31.2	28.2	28.2	31.0	35.0	27.3	28.9	26.1	25.0

us-gaap:GrossProfit us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, camp:LoJackUSSVRProducts

Period End	2020-11-30	2020-05-31	2019-11-30	2019-05-31
Value	3.935	2.118	4.84	4.967
Percentage of GrossProfit	11.2	6.8	13.1	14.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	4.5	2.6	5.0	5.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments camp:LoJackUSSVRProducts	41.2	31.9	42.8	40.2

us-gaap:OperatingSegments, camp:SoftwareAndSubscriptionServices

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31
Value	17	13	17	15	13	10	9.118	10	9.425	8.582
Percentage of GrossProfit	49.3	44.5	51.2	43.2	35.5	29.4	27.2	27.8	23.7	22.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	19.6	17.2	19.6	16.5	14.3	11.7	10.8	11.4	9.8	9.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments camp:SoftwareAndSubscriptionServices	50.2	49.3	0.0	47.7	42.8	40.8	0.0	50.6	49.8	46.3

us-gaap:OperatingSegments, camp:TelematicsSystems

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31
Value	13	15	16	20	24	25	24	26	30	29
Percentage of GrossProfit	39.4	48.7	48.8	56.8	64.5	70.6	72.8	72.2	76.3	77.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	15.7	18.8	18.7	21.7	26.1	28.1	28.9	29.7	31.7	31.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments camp:TelematicsSystems	31.3	33.2	0.0	33.2	39.2	39.4	0.0	38.3	39.4	38.6

Income Tax Expense Benefit

us-gaap:IncomeTaxExpenseBenefit

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2014-08-31	2014-05-31	2014-02-28	2013-11-30	2013-08-31	2013-05-31	2013-02-28	2012-11-30	2012-08-31	2012-05-31	2012-02-29	2012-02-28	2011-11-30	2011-08-31	2011-05-31	2011-02-28	2010-11-30	2010-08-31
Value	0.319	0.24	26	-2.637	-1.342	-2.257	-1.826	-0.778	-0.497	1.771	4.711	3.351	3.699	-1.08	-1.443	0.135	0.864	-1.119	-2.4	2.603	2.058	2.354	2.317	2.4	1.751	1.824	1.505	1.748	1.832	1.023	-29.223	0.019	0.017	0.009	0.018	0.018	0.028	0.006	0.009	-0.172	0.0	0.0
Percentage of IncomeTaxExpenseBenefit	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	0.0	0.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	0.4	0.3	30.6	-2.7	-1.4	-2.5	-2.2	-0.9	-0.5	1.9	5.0	3.6	4.1	-1.2	-1.7	0.2	1.0	-1.2	-3.4	3.5	2.9	3.6	3.3	3.8	3.0	3.1	2.5	2.8	3.1	1.9	-60.4	0.0	0.0	0.0	0.0	0.0	0.1	0.0	0.0	-0.6	0.0	0.0

Interest Expense

us-gaap:InterestExpense

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2014-08-31	2014-05-31	2014-02-28	2013-11-30	2013-08-31	2013-05-31	2013-02-28	2012-11-30	2012-08-31	2012-05-31	2012-02-29	2012-02-28	2011-11-30	2011-08-31	2011-05-31	2011-02-28	2010-11-30	2010-08-31
Value	3.88	4.077	4.098	4.987	5.555	5.456	5.16	5.134	3.767	2.665	2.622	2.573	2.567	2.518	2.519	2.479	2.474	2.424	2.415	2.252	2.28	0.648	-0.164	0.049	0.054	0.101	0.089	0.067	0.087	0.122	0.171	0.129	0.123	0.064	0.045	0.045	0.071	0.771	0.374	0.355	0.354	0.368
Percentage of InterestExpense	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	4.4	5.1	4.7	5.2	6.0	6.1	6.1	5.8	3.9	2.8	2.8	2.7	2.9	2.9	2.9	3.0	2.7	2.7	3.4	3.0	3.3	1.0	-0.2	0.1	0.1	0.2	0.1	0.1	0.1	0.2	0.4	0.3	0.3	0.1	0.1	0.1	0.2	2.3	1.1	1.2	1.2	1.2

Interest Expense Debt

us-gaap:InterestExpenseDebt us-gaap:DebtInstrument

us-gaap:InterestExpenseDebt

camp:TwoThousandAndTwentyFiveConvertibleNotes

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31
Value	3.524	3.474	3.356	3.353	3.31	3.344	3.185	3.194	1.412
Percentage of InterestExpenseDebt	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	4.0	4.3	3.8	3.5	3.6	3.8	3.8	3.6	1.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax camp:TwoThousandAndTwentyFiveConvertibleNotes	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

us-gaap:InterestExpenseDebt us-gaap:Ownership

camp:SynoviaSolutions

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31
Value	0.1	0.1	0.2	0.2	0.2	0.1
Percentage of InterestExpenseDebt	2.8	2.9	6.0	6.0	6.0	3.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	0.1	0.1	0.2	0.2	0.2	0.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax camp:SynoviaSolutions	0.0	0.0	0.0	0.0	0.0	0.0

Net Income Loss

us-gaap:NetIncomeLoss

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2014-08-31	2014-05-31	2014-02-28	2013-11-30	2013-08-31	2013-05-31	2013-02-28	2012-11-30	2012-08-31	2012-05-31	2012-02-29	2012-02-28	2011-11-30	2011-08-31	2011-05-31	2011-02-28	2010-11-30	2010-08-31
Value	-23.68	-14.422	-55.827	-7.415	-7.369	-8.693	11	-0.522	-0.854	8.511	-4.767	11	12	-2.654	-4.239	-1.527	0.521	-2.659	5.506	3.876	3.499	4.059	6.516	4.021	3.278	2.693	3.067	4.207	2.844	1.685	32	4.155	3.659	4.182	1.642	1.642	1.7	1.356	0.52	0.303	-0.179	-0.93
Percentage of NetIncomeLoss	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	-26.9	-18.0	-64.0	-7.7	-7.9	-9.8	13.3	-0.6	-0.9	9.0	-5.1	12.6	13.6	-3.0	-4.9	-1.8	0.6	-2.9	7.8	5.2	5.0	6.2	9.4	6.4	5.5	4.6	5.1	6.6	4.8	3.1	67.4	9.4	8.3	9.5	4.4	4.4	5.2	4.0	1.5	1.0	-0.6	-3.2

us-gaap:NetIncomeLoss us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31
Value	-23.68	-14.422	-55.827	-7.415	-7.369	-8.693	11	-0.522	-0.854	8.511	5.506	3.876	3.499	4.059
Percentage of NetIncomeLoss	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	-26.9	-18.0	-64.0	-7.7	-7.9	-9.8	13.3	-0.6	-0.9	9.0	7.8	5.2	5.0	6.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:RetainedEarnings	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

Nonoperating Income Expense

us-gaap:NonoperatingIncomeExpense

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2014-08-31	2014-05-31	2014-02-28	2013-11-30	2013-08-31	2013-05-31	2013-02-28	2012-11-30	2012-08-31	2012-05-31	2012-02-29	2012-02-28	2011-11-30	2011-08-31	2011-05-31	2011-02-28	2010-11-30	2010-08-31
Value	-3.348	-4.267	-4.185	-6.055	-4.106	-3.774	-0.611	-1.454	-5.07	11	-1.711	11	13	-2.069	-1.864	-2.865	-2.149	-1.428	-0.964	-1.808	-2.341	-0.631	-0.015	-0.034	-0.004	-0.087	-0.105	-0.077	-0.081	-0.169	-0.202	-0.138	-0.102	-0.09	0.029	0.029	-0.172	-1.592	-0.356	-0.311	-0.316	-0.368
Percentage of NonoperatingIncomeExpense	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	-3.8	-5.3	-4.8	-6.3	-4.4	-4.2	-0.7	-1.6	-5.3	11.9	-1.8	12.1	14.7	-2.3	-2.2	-3.4	-2.4	-1.6	-1.4	-2.4	-3.4	-1.0	-0.0	-0.1	-0.0	-0.1	-0.2	-0.1	-0.1	-0.3	-0.4	-0.3	-0.2	-0.2	0.1	0.1	-0.5	-4.7	-1.0	-1.1	-1.1	-1.2

Operating Expenses

us-gaap:OperatingExpenses

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2014-08-31	2014-05-31	2014-02-28	2013-11-30	2013-08-31	2013-05-31	2013-02-28	2012-11-30	2012-08-31	2012-05-31	2012-02-29	2012-02-28	2011-11-30	2011-08-31	2011-05-31	2011-02-28	2010-11-30	2010-08-31
Value	55	40	58	40	42	42	18	35	35	38	36	33	33	38	39	33	33	36	23	17	17	16	15	15	15	15	15	14	15	15	11	9.72	10	9.395	8.962	8.962	8.269	8.871	8.547	7.926	7.562	7.93
Percentage of OperatingExpenses	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	62.5	51.1	66.8	42.3	45.3	47.2	21.4	40.4	37.0	40.7	38.6	36.3	37.5	44.0	45.7	40.0	37.3	40.5	32.5	24.1	24.9	25.2	22.7	24.8	26.1	26.5	26.6	23.6	25.6	29.0	23.6	21.9	23.5	21.4	23.8	23.8	25.2	26.2	24.7	27.4	25.6	26.9

Operating Income Loss

us-gaap:OperatingIncomeLoss

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2014-08-31	2014-05-31	2014-02-28	2013-11-30	2013-08-31	2013-05-31	2013-02-28	2012-11-30	2012-08-31	2012-05-31	2012-02-29	2012-02-28	2011-11-30	2011-08-31	2011-05-31	2011-02-28	2010-11-30	2010-08-31
Value	-20.013	-9.915	-24.952	-3.997	-4.605	-6.646	15	0.599	4.249	-0.574	1.944	4.207	3.132	-1.328	-3.538	1.793	3.906	-2.038	4.53	8.613	7.898	7.044	8.848	6.455	5.033	4.604	4.677	6.032	4.757	2.877	3.609	4.312	3.778	4.281	1.631	1.631	1.9	2.954	0.885	0.442	0.137	-0.562
Percentage of OperatingIncomeLoss	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	-22.7	-12.4	-28.6	-4.1	-4.9	-7.5	18.3	0.7	4.4	-0.6	2.1	4.5	3.5	-1.5	-4.1	2.2	4.3	-2.2	6.4	11.5	11.3	10.8	12.8	10.2	8.5	7.8	7.8	9.5	8.1	5.4	7.5	9.7	8.6	9.8	4.3	4.3	5.8	8.7	2.6	1.5	0.5	-1.9

Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax

us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax us-gaap:StatementEquityComponents

us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax

us-gaap:AccumulatedOtherComprehensiveIncome

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-05-31
Value	1062000.0	-1735000.0	-592000.0	1165000.0	-269000.0
Percentage of OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	100.0	100.0	100.0	100.0	100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	1.2	-2.2	-0.7	1.2	-0.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:AccumulatedOtherComprehensiveIncome	0.0	0.0	0.0	0.0	0.0

Other Nonoperating Income Expense

us-gaap:OtherNonoperatingIncomeExpense

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2014-08-31	2014-05-31	2014-02-28	2013-11-30	2013-08-31	2013-05-31	2013-02-28	2012-11-30	2012-08-31	2012-05-31	2012-02-29	2012-02-28	2011-11-30	2011-08-31	2011-05-31	2011-02-28	2010-11-30	2010-08-31
Value	-52000.0	-208000.0	-139000.0	232000.0	193000.0	-399000.0	49000.0	-218000.0	-277000.0	-226000.0	3000.0	12000.0	314000.0	116000.0	73000.0	-587000.0	-130000.0	543000.0	3000.0	6000.0	-18000.0	-11000.0	-51000.0	-22000.0	-9000.0	14000.0	-16000.0	-10000.0	6000.0	-47000.0	-31000.0	-9000.0	21000.0	-26000.0	875000.0	875000.0	-101000.0	-821000.0	18000.0	44000.0	38000.0	0
Percentage of OtherNonoperatingIncomeExpense	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	0.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	-0.1	-0.3	-0.2	0.2	0.2	-0.4	0.1	-0.2	-0.3	-0.2	0.0	0.0	0.3	0.1	0.1	-0.7	-0.1	0.6	0.0	0.0	-0.0	-0.0	-0.1	-0.0	-0.0	0.0	-0.0	-0.0	0.0	-0.1	-0.1	-0.0	0.0	-0.1	2.3	2.3	-0.3	-2.4	0.1	0.2	0.1	0.0

Research And Development Expense

us-gaap:ResearchAndDevelopmentExpense

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2014-08-31	2014-05-31	2014-02-28	2013-11-30	2013-08-31	2013-05-31	2013-02-28	2012-11-30	2012-08-31	2012-05-31	2012-02-29	2012-02-28	2011-11-30	2011-08-31	2011-05-31	2011-02-28	2010-11-30	2010-08-31
Value	6.783	6.324	6.884	7.742	7.924	6.886	6.279	7.177	7.599	6.601	6.908	6.296	6.725	5.832	4.732	5.297	5.885	6.091	5.122	5.121	4.995	4.565	4.868	4.852	5.016	5.118	5.331	5.267	5.296	5.158	3.898	3.564	3.657	3.172	2.923	2.923	2.622	2.679	3.104	2.85	2.733	2.779
Percentage of ResearchAndDevelopmentExpense	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	7.7	7.9	7.9	8.0	8.5	7.7	7.4	8.1	7.9	7.0	7.3	6.7	7.5	6.6	5.5	6.4	6.5	6.7	7.2	6.9	7.2	7.0	7.0	7.7	8.5	8.7	8.9	8.3	9.0	9.6	8.1	8.0	8.3	7.2	7.8	7.8	8.0	7.9	9.0	9.8	9.2	9.4

Revenue From Contract With Customer Excluding Assessed Tax

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2014-08-31	2014-05-31	2014-02-28	2013-11-30	2013-08-31	2013-05-31	2013-02-28	2012-11-30	2012-08-31	2012-05-31	2012-02-29	2012-02-28	2011-11-30	2011-08-31	2011-05-31	2011-02-28	2010-11-30	2010-08-31
Value	88	80	87	96	93	89	84	88	96	94	94	93	89	88	86	83	90	91	70	74	69	65	69	63	59	58	59	63	58	53	48	44	43	43	37	37	32	33	34	28	29	29
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, camp:LoJackUSSVRProducts

Period End	2020-11-30	2020-05-31	2019-11-30	2019-05-31
Value	9.545	6.647	11	12
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	10.8	8.3	11.7	13.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	10.8	8.3	11.7	13.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments camp:LoJackUSSVRProducts	100.0	100.0	100.0	100.0

us-gaap:OperatingSegments, camp:SoftwareAndSubscriptionServices

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31
Value	34	28	34	33	31	25	19	19	18	18	16	15	15	16	15	15	14
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	39.1	34.9	39.9	34.6	33.5	28.6	22.5	22.5	19.7	19.5	17.1	17.0	17.5	18.3	17.7	19.1	16.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	39.1	34.9	39.9	34.6	33.5	28.6	22.5	22.5	19.7	19.5	17.1	17.0	17.5	18.3	17.7	19.1	16.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments camp:SoftwareAndSubscriptionServices	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:OperatingSegments, camp:TelematicsSystems

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31
Value	44	45	52	63	62	63	65	68	77	76	78	77	74	71	70	67	68
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	50.1	56.8	60.1	65.4	66.5	71.4	77.5	77.5	80.3	80.5	82.9	83.0	82.5	81.7	82.3	80.9	76.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	50.1	56.8	60.1	65.4	66.5	71.4	77.5	77.5	80.3	80.5	82.9	83.0	82.5	81.7	82.3	80.9	76.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments camp:TelematicsSystems	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ProductOrService

camp:ApplicationSubscriptionsAndOtherServices

Period End	2020-11-30	2020-05-31	2019-11-30	2019-05-31
Value	29	27	30	23
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	33.7	33.8	31.7	26.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	33.7	33.8	31.7	26.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax camp:ApplicationSubscriptionsAndOtherServices	100.0	100.0	100.0	100.0

us-gaap:Product

Period End	2020-11-30	2020-05-31	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31
Value	58	53	63	62	63	64	67	76	76	78	77	74
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	66.3	66.2	65.4	66.5	71.4	76.3	76.4	80.2	81.1	83.2	82.8	83.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	66.3	66.2	65.4	66.5	71.4	76.3	76.4	80.2	81.1	83.2	82.8	83.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:Product	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:StatementGeographical

camp:AllOther

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31
Value	2.035	4.378	-2.238	5.494	2.606	3.791	-4.248	3.533	4.061	1.837	-4.144	3.975	3.006	3.103	-2.129	2.218	2.208	3.796
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	2.3	5.5	-2.6	5.7	2.8	4.3	-5.0	4.0	4.2	1.9	-4.4	4.2	3.3	3.5	-2.5	2.7	2.4	4.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	2.3	5.5	-2.6	5.7	2.8	4.3	-5.0	4.0	4.2	1.9	-4.4	4.2	3.3	3.5	-2.5	2.7	2.4	4.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax camp:AllOther	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

country:US

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31
Value	60	51	64	69	68	63	60	67	70	70	68	67	65	63	63	59	67	69
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	69.1	64.3	74.2	72.4	73.7	70.9	71.5	75.8	73.6	74.2	72.5	72.0	73.4	72.5	73.9	71.5	74.1	76.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	69.1	64.3	74.2	72.4	73.7	70.9	71.5	75.8	73.6	74.2	72.5	72.0	73.4	72.5	73.9	71.5	74.1	76.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax country:US	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

srt:AsiaPacific

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31
Value	4.034	2.339	1.772	3.044	1.94	2.409	3.254	3.465	3.48	3.759	3.28	3.473	3.32
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	4.6	2.9	2.0	3.2	2.1	2.7	3.9	3.9	3.6	4.0	3.5	3.7	3.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	4.6	2.9	2.0	3.2	2.1	2.7	3.9	3.9	3.6	4.0	3.5	3.7	3.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax srt:AsiaPacific	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

srt:SouthAmerica

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-02-28	2017-11-30	2017-08-31
Value	7.349	6.042	4.741	5.518	5.528	10	0.832	1.723	11	3.239	1.986
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	8.3	7.5	5.4	5.7	6.2	12.1	0.9	1.8	12.4	3.5	2.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	8.3	7.5	5.4	5.7	6.2	12.1	0.9	1.8	12.4	3.5	2.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax srt:SouthAmerica	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:EMEA

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31
Value	13	15	13	14	13	13	12	10	13	13	12	11	11
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	15.6	19.8	15.5	15.3	14.3	15.1	14.3	11.7	14.4	14.1	12.7	12.0	12.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	15.6	19.8	15.5	15.3	14.3	15.1	14.3	11.7	14.4	14.1	12.7	12.0	12.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:EMEA	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:TimingOfTransferOfGoodOrService

camp:RecognizedAtPointInTime

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31
Value	64	55	79	66	65	68	71	68	79	81
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	72.8	68.8	91.2	68.6	70.7	76.5	84.9	77.3	82.4	85.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	72.8	68.8	91.2	68.6	70.7	76.5	84.9	77.3	82.4	85.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax camp:RecognizedAtPointInTime	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

camp:RecognizedOverTime

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31
Value	23	24	7.664	30	27	20	12	20	16	13
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	27.2	31.2	8.8	31.4	29.3	23.5	15.1	22.7	17.6	14.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	27.2	31.2	8.8	31.4	29.3	23.5	15.1	22.7	17.6	14.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax camp:RecognizedOverTime	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

camp:RecurringApplicationSubscriptions

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31
Value	23	24	12	26	25	18	14	15	15	12
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	26.8	30.8	14.2	27.5	27.1	21.3	16.7	17.4	16.1	13.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	26.8	30.8	14.2	27.5	27.1	21.3	16.7	17.4	16.1	13.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax camp:RecurringApplicationSubscriptions	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

camp:RentalIncomeAndOtherServices

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-05-31
Value	6.095	2.437	7.649	6.586	4.43
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	6.9	3.0	8.8	6.8	5.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	6.9	3.0	8.8	6.8	5.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax camp:RentalIncomeAndOtherServices	100.0	100.0	100.0	100.0	100.0

camp:TelematicsDevicesAndAccessories

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31
Value	58	53	58	66	65	65	67	68	79
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	66.3	66.2	66.6	68.6	70.7	73.8	79.5	77.3	82.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	66.3	66.2	66.6	68.6	70.7	73.8	79.5	77.3	82.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax camp:TelematicsDevicesAndAccessories	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

Selling And Marketing Expense

us-gaap:SellingAndMarketingExpense

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31
Value	14	12	15	14	15	14	12	12	12	12	11	12	12	12
Percentage of SellingAndMarketingExpense	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	16.6	16.1	17.6	15.2	17.0	16.4	14.4	14.4	13.0	13.2	12.6	13.9	13.9	14.4

Assets

us-gaap:Assets

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2014-08-31	2014-05-31	2014-02-28	2013-11-30	2013-08-31	2013-05-31	2013-02-28	2012-11-30	2012-08-31	2012-05-31	2012-02-28	2011-11-30	2011-08-31	2011-02-28
Value	441	480	495	562	659	651	603	608	610	493	472	475	445	427	408	402	420	425	384	370	372	360	202	198	190	181	179	165	165	160	150	72	68	67	51	53	54	55
Percentage of Assets	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Assets	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

Liabilities

us-gaap:Liabilities

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-02-28
Value	342	355	357	371	466	452	397	406	401	290	274	274	259	252	244	234	238	236	194	51
Percentage of Liabilities	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Assets	77.5	73.9	72.2	66.1	70.7	69.4	65.9	66.9	65.7	59.0	57.9	57.7	58.2	59.2	60.0	58.2	56.9	55.6	50.7	25.3

Liabilities And Stockholders Equity

us-gaap:LiabilitiesAndStockholdersEquity

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2014-08-31	2014-05-31	2014-02-28	2013-11-30	2013-08-31	2013-05-31	2013-02-28	2012-11-30	2012-08-31	2012-05-31	2012-02-28	2011-11-30	2011-08-31	2011-02-28
Value	441	480	495	562	659	651	603	608	610	493	472	475	445	427	408	402	420	425	384	370	372	360	202	198	190	181	179	165	165	160	150	72	68	67	51	53	54	55
Percentage of LiabilitiesAndStockholdersEquity	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Assets	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

Stockholders Equity

us-gaap:StockholdersEquity

Period End	2020-11-30	2020-08-31	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2014-08-31	2014-05-31	2014-02-28	2013-11-30	2013-08-31	2013-05-31	2013-02-28	2012-11-30	2012-08-31	2012-05-31	2012-02-28	2011-11-30	2011-08-31	2011-02-28	2010-02-28	2009-02-28
Value	99	118	125	137	190	193	199	205	201	209	202	198	201	186	174	163	168	181	188	189	181	176	173	151	143	138	137	133	127	121	119	117	39	34	30	24	22	20	17	19	23
Percentage of StockholdersEquity	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Assets	22.5	0.0	26.1	27.8	33.9	29.3	30.6	34.1	33.1	34.3	41.0	42.1	42.3	41.8	40.8	40.0	41.8	43.1	44.4	49.3	49.1	47.4	48.2	74.7	72.4	72.5	75.5	74.3	77.3	73.3	74.8	78.0	54.2	49.7	44.6	48.5	42.2	37.4	31.7	0.0	0.0

us-gaap:StockholdersEquity us-gaap:AdjustmentsForNewAccountingPronouncements, us-gaap:StatementEquityComponents

us-gaap:AccountingStandardsUpdate201613, us-gaap:RetainedEarnings

Period End	2020-11-30
Value	-0.134
Percentage of StockholdersEquity	-0.1
Percentage of Assets	-0.0
Percentage of Assets us-gaap:AccountingStandardsUpdate201613 us-gaap:RetainedEarnings	0.0

us-gaap:StockholdersEquity us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome

Period End	2020-11-30	2020-08-31	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-02-28	2016-11-30	2016-08-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-02-28	2013-02-28	2012-02-29	2012-02-28	2011-02-28	2010-02-28	2009-02-28
Value	-1.113	-2.175	-3.11	-1.375	-0.783	-1.948	-0.93	-0.661	-0.645	-0.63	-0.616	-0.199	-0.541	-0.484	-0.858	-0.226	-0.111	-0.065	-0.065	-0.065	-0.065	-0.065	-0.065	-0.065	-0.866	-0.866	-1.12
Percentage of StockholdersEquity	-1.1	-1.8	-2.5	-1.0	-0.4	-1.0	-0.5	-0.3	-0.3	-0.3	-0.3	-0.1	-0.3	-0.3	-0.5	-0.1	-0.1	-0.0	-0.0	-0.0	-0.0	-0.1	0.0	-0.3	-4.9	-4.5	-4.8
Percentage of Assets	-0.3	0.0	-0.6	-0.3	-0.1	-0.3	-0.1	-0.1	-0.1	-0.1	-0.1	-0.0	-0.1	-0.1	-0.2	-0.1	-0.0	-0.0	-0.0	-0.0	-0.0	-0.0	-0.1	-0.1	-1.6	0.0	0.0
Percentage of Assets us-gaap:AccumulatedOtherComprehensiveIncome	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

us-gaap:CommonStockIncludingAdditionalPaidInCapital

Period End	2020-11-30	2020-08-31	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-02-28	2017-02-28
Value	229	226	224	220	217	213	210	208	215	223	218	211
Percentage of StockholdersEquity	231.3	190.6	179.2	160.1	113.9	110.5	106.0	101.4	107.0	106.5	109.9	129.6
Percentage of Assets	52.0	0.0	46.7	44.5	38.6	32.4	32.4	34.5	35.5	36.6	46.2	51.8
Percentage of Assets us-gaap:CommonStockIncludingAdditionalPaidInCapital	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

us-gaap:RetainedEarnings

Period End	2020-11-30	2020-08-31	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-02-28	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-02-28	2013-02-28	2012-02-29	2012-02-28	2011-02-28	2010-02-28	2009-02-28
Value	-129.245	-105.565	-96.087	-81.531	-25.704	-18.289	-10.92	-2.227	-13.485	-12.963	-12.109	-19.459	-47.757	-39.853	-45.359	-49.235	-52.734	-56.793	-73.301	-85.104	-129.73	-129.73	-134.948	-131.665	-120.814
Percentage of StockholdersEquity	-130.1	-88.7	-76.8	-59.1	-13.5	-9.5	-5.5	-1.1	-6.7	-6.2	-6.0	-9.8	-29.3	-21.0	-24.9	-27.9	-30.4	-37.5	-55.1	-72.4	0.0	-519.4	-766.7	-685.8	-520.8
Percentage of Assets	-29.3	0.0	-20.0	-16.4	-4.6	-2.8	-1.7	-0.4	-2.2	-2.1	-2.5	-4.1	-11.7	-10.4	-12.2	-13.2	-14.6	-28.0	-40.9	-56.4	-252.0	-252.0	-243.2	0.0	0.0
Percentage of Assets us-gaap:RetainedEarnings	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

Assets Current

us-gaap:AssetsCurrent

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2014-08-31	2014-05-31	2014-02-28	2013-11-30	2013-08-31	2013-05-31	2013-02-28	2012-11-30	2012-08-31	2012-05-31	2012-02-28	2011-11-30	2011-08-31	2011-02-28
Value	215	230	237	253	351	339	403	419	421	294	275	271	238	216	206	207	221	221	298	290	288	262	127	112	107	95	92	85	83	74	106	57	53	50	39	38	38	38
Percentage of AssetsCurrent	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Assets	48.7	48.0	48.0	45.0	53.3	52.1	66.8	69.0	69.0	59.6	58.3	57.2	53.4	50.8	50.6	51.4	52.6	52.1	77.7	78.4	77.6	73.0	62.9	57.0	56.1	52.9	51.5	51.6	50.0	46.6	70.8	79.2	78.8	75.1	77.3	71.6	71.1	68.7

Cash And Cash Equivalents At Carrying Value

us-gaap:CashAndCashEquivalentsAtCarryingValue

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2014-08-31	2014-05-31	2014-02-28	2013-11-30	2013-08-31	2013-05-31	2013-02-28	2012-11-30	2012-08-31	2012-05-31	2012-02-28	2011-11-30	2011-08-31	2011-05-31	2011-02-28	2010-11-30	2010-08-31	2010-02-28	2009-02-28
Value	91	104	107	101	193	190	256	271	273	169	132	138	126	108	93	75	94	67	139	106	100	116	34	23	23	22	19	31	29	24	63	13	10	7.315	5.601	4.393	4.256	4.336	4.241	4.251	4.051	2.986	6.913
Percentage of CashAndCashEquivalentsAtCarryingValue	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Assets	20.8	21.7	21.7	18.1	29.4	29.2	42.5	44.7	44.8	34.4	28.0	29.0	28.4	25.4	23.0	18.7	22.5	15.9	36.3	28.8	26.9	32.3	16.9	12.1	12.2	12.2	10.7	18.8	17.9	15.3	41.9	18.7	14.9	10.9	10.9	8.2	7.8	0.0	7.6	0.0	0.0	0.0	0.0

Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-02-29
Value	91	104	107	101	193	190	256	271	273	169	132	138	126	108	93	139
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Assets	20.8	21.7	21.7	18.1	29.4	29.2	42.5	44.7	44.8	34.4	28.0	29.0	28.4	25.4	23.0	36.3

Accounts Receivable Net Current

us-gaap:AccountsReceivableNetCurrent

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2014-08-31	2014-05-31	2014-02-28	2013-11-30	2013-08-31	2013-05-31	2013-02-28	2012-11-30	2012-08-31	2012-05-31	2012-02-28	2011-11-30	2011-08-31	2011-02-28
Value	67	66	72	83	75	73	78	72	70	69	71	70	64	65	67	66	68	69	49	44	45	45	47	45	38	34	36	30	27	25	19	20	19	19	14	15	14	16
Percentage of AccountsReceivableNetCurrent	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Assets	15.4	14.0	14.6	14.8	11.5	11.3	12.9	11.9	11.6	14.1	15.1	14.8	14.5	15.3	16.5	16.6	16.4	16.3	12.9	12.1	12.3	12.5	23.6	22.9	20.1	19.2	20.6	18.7	16.6	15.9	12.7	28.7	28.6	28.4	27.9	29.3	26.7	30.3

Inventory Net

us-gaap:InventoryNet

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2014-08-31	2014-05-31	2014-02-28	2013-11-30	2013-08-31	2013-05-31	2013-02-28	2012-11-30	2012-08-31	2012-05-31	2012-02-28	2011-11-30	2011-08-31	2011-02-28
Value	32	36	36	44	49	41	32	31	31	32	36	39	31	32	29	31	27	27	16	18	22	16	18	19	20	14	14	12	14	12	13	13	13	14	10	12	11	9.89
Percentage of InventoryNet	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Assets	7.3	7.5	7.4	7.8	7.5	6.4	5.3	5.2	5.1	6.6	7.7	8.2	7.0	7.7	7.2	7.8	6.7	6.5	4.4	4.9	6.1	4.5	9.2	9.9	10.6	8.2	8.3	7.6	8.5	7.8	9.0	18.2	19.0	21.7	19.5	23.1	21.8	17.8

Prepaid Expense And Other Assets Current

us-gaap:PrepaidExpenseAndOtherAssetsCurrent

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2014-08-31	2014-05-31	2014-02-28	2013-11-30	2013-08-31	2013-05-31	2013-02-28	2012-11-30	2012-08-31	2012-05-31	2012-02-28	2011-11-30	2011-08-31	2011-02-28
Value	23	23	21	22	24	23	19	13	14	13	12	11	11	9.391	9.595	7.847	7.314	7.221	4.498	3.818	4.011	4.2	5.11	3.646	4.317	4.384	5.017	4.326	4.966	5.449	4.641	3.371	3.951	4.311	4.323	3.881	3.752	3.866
Percentage of PrepaidExpenseAndOtherAssetsCurrent	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Assets	5.3	4.9	4.3	3.9	3.7	3.6	3.2	2.3	2.4	2.7	2.5	2.4	2.6	2.2	2.4	1.9	1.7	1.7	1.2	1.0	1.1	1.2	2.5	1.8	2.3	2.4	2.8	2.6	3.0	3.4	3.1	4.6	5.8	6.4	8.4	7.2	6.9	7.0

Amortization Of Intangible Assets

us-gaap:AmortizationOfIntangibleAssets

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2014-08-31	2014-05-31	2014-02-28	2013-11-30	2013-08-31	2013-05-31	2013-02-28	2012-11-30	2012-08-31	2012-05-31	2012-02-29	2012-02-28	2011-11-30	2011-08-31	2011-05-31	2011-02-28	2010-11-30	2010-08-31
Value	1.855	1.892	2.638	3.325	3.318	3.04	2.902	2.893	2.893	2.748	3.711	3.71	3.71	3.858	3.858	3.857	3.856	3.49	1.664	1.663	1.655	1.644	1.638	1.635	1.634	1.683	1.665	1.485	1.484	1.649	0.476	0.475	0.475	0.317	0.305	0.305	0.31	0.31	0.352	0.275	0.275	0.276
Percentage of AmortizationOfIntangibleAssets	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Assets	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

Property Plant And Equipment Net

us-gaap:PropertyPlantAndEquipmentNet

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2014-08-31	2014-05-31	2014-02-28	2013-11-30	2013-08-31	2013-05-31	2013-02-28	2012-11-30	2012-08-31	2012-05-31	2012-02-28	2011-11-30	2011-08-31	2011-02-28
Value	44	54	55	57	56	54	27	23	22	21	21	21	20	21	21	21	21	19	11	11	11	10	10	7.433	6.795	5.669	4.771	4.426	4.421	4.448	2.778	2.614	2.399	2.177	1.761	1.63	1.543	1.877
Percentage of PropertyPlantAndEquipmentNet	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Assets	10.1	11.3	11.3	10.2	8.6	8.4	4.5	3.8	3.7	4.3	4.5	4.5	4.7	5.0	5.2	5.4	5.1	4.5	2.9	3.0	3.0	3.0	5.2	3.8	3.6	3.1	2.7	2.7	2.7	2.8	1.8	3.6	3.5	3.2	3.4	3.0	2.8	3.4

Goodwill

us-gaap:Goodwill

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2014-08-31	2014-05-31	2014-02-28	2013-11-30	2013-08-31	2013-05-31	2013-02-28	2012-11-30	2012-08-31	2012-05-31	2012-02-28
Value	94	101	106	105	104	103	80	73	73	73	72	72	72	72	72	63	63	66	16	16	16	16	15	15	15	15	15	18	18	18	1.112	1.112	1.112	1.112	0.0
Percentage of Goodwill	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	0.0
Percentage of Assets	21.4	21.1	21.4	18.8	15.8	15.8	13.4	12.1	12.0	14.9	15.4	15.4	16.4	17.1	17.9	15.8	15.0	15.7	4.3	4.5	4.4	4.6	7.6	7.8	8.1	8.5	8.6	11.1	11.0	11.4	0.7	1.5	1.6	1.7	0.0

us-gaap:Goodwill us-gaap:StatementBusinessSegments

camp:SoftwareAndSubscriptionServices

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28
Value	55	54	55	54	52	51	29
Percentage of Goodwill	58.5	53.4	51.8	51.5	50.8	50.4	36.6
Percentage of Assets	12.5	11.3	11.1	9.7	8.0	8.0	4.9
Percentage of Assets camp:SoftwareAndSubscriptionServices	0.0	0.0	0.0	0.0	0.0	0.0	0.0

Finite Lived Intangible Assets Net

us-gaap:FiniteLivedIntangibleAssetsNet

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2014-08-31	2014-05-31	2014-02-28	2013-11-30	2013-08-31	2013-05-31	2013-02-28	2012-11-30	2012-08-31	2012-02-29
Value	38	42	45	66	69	72	47	43	46	49	52	56	59	63	67	71	74	78	17	18	20	21	22	24	25	27	29	25	27	28	4.603	5.079	5.545	2.738
Percentage of FiniteLivedIntangibleAssetsNet	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Assets	8.8	8.9	9.3	11.8	10.5	11.2	7.8	7.2	7.6	10.0	11.1	11.8	13.4	14.9	16.5	17.6	17.8	18.5	4.4	5.0	5.5	6.1	11.2	12.2	13.5	15.1	16.3	15.5	16.3	17.8	3.1	7.0	8.1	5.3

us-gaap:FiniteLivedIntangibleAssetsNet us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:CustomerLists

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2014-08-31	2014-05-31	2014-02-28	2013-11-30	2013-08-31	2013-05-31	2013-02-28	2012-11-30	2012-08-31	2012-02-29	2012-02-28
Value	2.353	2.353	2.401	2.739	3.157	3.578	3.997	2.066	2.484	2.907	3.327	4.47	5.613	6.756	7.932	9.109	10	11	7.942	8.829	9.716	10	11	12	13	14	15	12	13	14	0.63	0.703	0.776	0.193	0.193
Percentage of FiniteLivedIntangibleAssetsNet	6.0	5.5	5.2	4.1	4.6	4.9	8.5	4.7	5.4	5.9	6.3	8.0	9.4	10.7	11.8	12.8	13.7	14.6	46.7	47.3	47.9	48.4	50.8	51.1	51.4	51.6	51.6	49.7	49.9	50.0	13.7	13.8	14.0	7.0	0.0
Percentage of Assets	0.5	0.5	0.5	0.5	0.5	0.5	0.7	0.3	0.4	0.6	0.7	0.9	1.3	1.6	1.9	2.3	2.4	2.7	2.1	2.4	2.6	2.9	5.7	6.2	7.0	7.8	8.4	7.7	8.2	8.9	0.4	1.0	1.1	0.4	0.4
Percentage of Assets us-gaap:CustomerLists	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

us-gaap:CustomerRelationships

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31
Value	20	21	23	30	31	32	9.942	10	10	11	12	12	13	13	14	15	15	16
Percentage of FiniteLivedIntangibleAssetsNet	53.2	50.7	51.0	46.0	45.2	44.7	21.1	23.0	22.9	22.7	23.1	22.7	22.3	22.0	21.6	21.3	21.0	20.8
Percentage of Assets	4.7	4.5	4.7	5.4	4.8	5.0	1.6	1.6	1.7	2.3	2.6	2.7	3.0	3.3	3.6	3.8	3.7	3.8
Percentage of Assets us-gaap:CustomerRelationships	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

us-gaap:DevelopedTechnologyRights

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2014-08-31	2014-05-31	2014-02-28	2013-11-30	2013-08-31	2013-05-31	2013-02-28	2012-11-30	2012-08-31	2012-02-29	2012-02-28
Value	3.23	5.121	5.926	6.737	7.479	8.36	5.35	5.021	6.012	7.002	7.992	8.985	9.977	10	11	12	13	14	7.653	8.235	8.816	9.397	9.025	9.574	10	10	11	9.893	10	10	0.429	0.634	0.838	0.699	0.699
Percentage of FiniteLivedIntangibleAssetsNet	8.3	12.0	12.9	10.1	10.8	11.5	11.3	11.5	13.0	14.2	15.2	16.0	16.7	17.3	17.8	18.2	18.6	19.0	45.0	44.1	43.4	42.9	39.9	39.5	39.2	38.9	38.7	38.5	38.5	38.3	9.3	12.5	15.1	25.5	0.0
Percentage of Assets	0.7	1.1	1.2	1.2	1.1	1.3	0.9	0.8	1.0	1.4	1.7	1.9	2.2	2.6	2.9	3.2	3.3	3.5	2.0	2.2	2.4	2.6	4.5	4.8	5.3	5.9	6.3	6.0	6.3	6.8	0.3	0.9	1.2	1.4	1.4
Percentage of Assets us-gaap:DevelopedTechnologyRights	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

us-gaap:Patents

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2014-08-31	2014-05-31	2014-02-28	2013-11-30	2013-08-31	2013-05-31	2013-02-28	2012-11-30	2012-08-31	2012-02-29	2012-02-28
Value	0.365	0.383	0.392	0.401	0.41	0.42	0.429	0.429	0.412	0.37	0.359	0.298	0.319	0.291	0.259	0.259	0.251	0.226	0.211	0.2	0.179	0.149	0.121	0.116	0.093	0.085	0.079	0.073	0.014	0.017	0.019	0.021	0.015	0.019	0.019
Percentage of FiniteLivedIntangibleAssetsNet	0.9	0.9	0.9	0.6	0.6	0.6	0.9	1.0	0.9	0.8	0.7	0.5	0.5	0.5	0.4	0.4	0.3	0.3	1.2	1.1	0.9	0.7	0.5	0.5	0.4	0.3	0.3	0.3	0.1	0.1	0.4	0.4	0.3	0.7	0.0
Percentage of Assets	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.0	0.0	0.1	0.1	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0
Percentage of Assets us-gaap:Patents	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

us-gaap:TradeNames

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2014-08-31	2014-05-31	2014-02-28	2013-11-30	2013-08-31	2013-05-31	2013-02-28	2012-11-30	2012-08-31	2012-02-29	2012-02-28
Value	12	13	13	26	26	27	27	25	26	27	28	29	30	31	32	33	34	35	0.621	0.697	0.771	0.837	0.913	0.989	1.065	1.141	1.217	1.293	1.369	1.446	1.521	1.598	1.674	1.826	1.826
Percentage of FiniteLivedIntangibleAssetsNet	31.5	30.9	30.0	39.2	38.8	38.4	58.2	59.7	57.9	56.4	54.6	52.8	51.1	49.6	48.2	47.0	45.8	44.8	3.7	3.7	3.8	3.8	4.0	4.1	4.1	4.2	4.2	5.0	5.1	5.1	33.0	31.5	30.2	66.7	0.0
Percentage of Assets	2.8	2.7	2.8	4.6	4.1	4.3	4.5	4.3	4.4	5.6	6.1	6.2	6.8	7.4	7.9	8.3	8.2	8.3	0.2	0.2	0.2	0.2	0.5	0.5	0.6	0.6	0.7	0.8	0.8	0.9	1.0	2.2	2.4	3.5	3.5
Percentage of Assets us-gaap:TradeNames	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

Operating Lease Right Of Use Asset

us-gaap:OperatingLeaseRightOfUseAsset

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-03-01
Value	17	24	20	24	27	29	25
Percentage of OperatingLeaseRightOfUseAsset	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Assets	4.0	5.0	4.2	4.3	4.2	4.5	0.0

Other Assets Noncurrent

us-gaap:OtherAssetsNoncurrent

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2014-08-31	2014-05-31	2014-02-28	2013-11-30	2013-08-31	2013-05-31	2013-02-28	2012-11-30	2012-08-31	2012-05-31	2012-02-28	2011-11-30	2011-08-31	2011-02-28
Value	26	22	24	25	22	21	22	26	25	23	18	17	16	11	12	11	10	10	10	5.987	3.969	4.033	3.137	5.532	3.742	3.461	2.051	1.49	1.469	1.156	0.893	0.905	0.745	0.75	0.781	0.865	1.078	1.606
Percentage of OtherAssetsNoncurrent	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Assets	6.0	4.8	5.0	4.5	3.4	3.3	3.7	4.4	4.2	4.7	4.0	3.6	3.6	2.8	3.1	2.8	2.6	2.5	2.8	1.6	1.1	1.1	1.5	2.8	2.0	1.9	1.1	0.9	0.9	0.7	0.6	1.2	1.1	1.1	1.5	1.6	2.0	2.9

Accounts Payable Current

us-gaap:AccountsPayableCurrent

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2014-08-31	2014-05-31	2014-02-28	2013-11-30	2013-08-31	2013-05-31	2013-02-28	2012-11-30	2012-08-31	2012-05-31	2012-02-28	2011-11-30	2011-08-31	2011-02-28
Value	36	31	28	36	40	32	39	31	36	42	35	42	34	33	30	33	36	36	24	24	33	25	24	29	28	20	20	17	20	15	11	13	14	17	9.523	12	13	14
Percentage of AccountsPayableCurrent	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Assets	8.3	6.6	5.7	6.6	6.1	5.0	6.6	5.2	5.9	8.7	7.5	8.9	7.8	7.9	7.4	8.3	8.7	8.5	6.5	6.7	9.0	7.2	11.9	15.0	15.1	11.2	11.4	10.3	12.2	9.9	7.9	18.0	20.9	26.2	18.5	22.5	25.0	25.4

Contract With Customer Liability Current

us-gaap:ContractWithCustomerLiabilityCurrent

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-03-01	2018-02-28
Value	36	33	34	34	31	30	24	20	20	41	17
Percentage of ContractWithCustomerLiabilityCurrent	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Assets	8.1	7.0	7.0	6.2	4.8	4.7	4.0	3.3	3.4	0.0	3.8

Liabilities Current

us-gaap:LiabilitiesCurrent

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2014-08-31	2014-05-31	2014-02-28	2013-11-30	2013-08-31	2013-05-31	2013-02-28	2012-11-30	2012-08-31	2012-05-31	2012-02-28	2011-11-30	2011-08-31	2011-02-28
Value	107	98	121	129	220	212	83	97	96	101	95	98	87	84	77	73	82	82	49	44	53	45	47	50	47	38	42	34	37	33	28	28	29	32	23	28	30	32
Percentage of LiabilitiesCurrent	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Assets	24.3	20.6	24.5	23.1	33.5	32.6	13.8	16.1	15.7	20.5	20.2	20.7	19.6	19.8	19.1	18.4	19.6	19.4	12.9	12.0	14.4	12.8	23.2	25.3	25.0	21.5	23.5	20.7	22.5	20.6	19.2	39.5	43.3	47.6	45.8	52.1	56.9	59.2

Long Term Debt Current

us-gaap:LongTermDebtCurrent

Period End	2020-11-30	2020-05-31	2020-02-29	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2014-08-31	2014-05-31	2014-02-28	2013-11-30	2013-08-31	2013-05-31	2013-02-28	2012-11-30	2012-08-31	2012-05-31	2012-02-28	2011-11-30	2011-08-31	2011-02-28
Value	4.79	5.49	33	0.097	0.384	0.688	0.577	0.862	1.194	1.156	1.238	2.44	2.145	2.261	2.539	2.444	2.206	1.1	0.8	0.5	0.0
Percentage of LongTermDebtCurrent	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	0.0
Percentage of Assets	1.1	1.1	6.7	0.0	0.1	0.3	0.3	0.5	0.7	0.6	0.7	1.5	1.3	1.5	3.5	3.6	3.3	2.1	1.5	0.9	0.0

Operating Lease Liability Current

us-gaap:OperatingLeaseLiabilityCurrent

Period End	2020-11-30	2020-05-31	2020-02-29
Value	6148000.0	5987000.0	4662000.0
Percentage of OperatingLeaseLiabilityCurrent	100.0	100.0	100.0
Percentage of Assets	1.4	1.2	0.9

Other Liabilities Current

us-gaap:OtherLiabilitiesCurrent

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2014-08-31	2014-05-31	2014-02-28	2013-11-30	2013-08-31	2013-05-31	2013-02-28	2012-11-30	2012-08-31	2012-05-31	2012-02-28	2011-11-30	2011-08-31	2011-02-28
Value	21	19	16	15	15	17	10	37	31	31	31	31	30	29	24	14	17	18	8.375	5.241	6.139	6.087	6.035	6.302	5.507	5.188	5.609	3.684	3.234	4.203	3.109	3.048	3.191	3.012	2.268	2.575	2.515	2.14
Percentage of OtherLiabilitiesCurrent	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Assets	4.8	4.0	3.3	2.7	2.3	2.6	1.8	6.2	5.2	6.4	6.7	6.6	6.8	6.9	6.1	3.6	4.3	4.4	2.2	1.4	1.6	1.7	3.0	3.2	2.9	2.9	3.1	2.2	1.9	2.6	2.1	4.2	4.7	4.5	4.4	4.8	4.6	3.9

Taxes Payable Current

us-gaap:TaxesPayableCurrent

Period End	2020-11-30	2020-05-31	2020-02-29
Value	2487000.0	1496000.0	2266000.0
Percentage of TaxesPayableCurrent	100.0	100.0	100.0
Percentage of Assets	0.6	0.3	0.5

Long Term Debt

us-gaap:LongTermDebt

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2014-02-28	2013-11-30	2013-08-31	2013-05-31	2013-02-28	2012-11-30	2012-08-31	2012-02-29	2012-02-28
Value	241	262	271	272	300	298	275	1.858	2.369	7.129	7.554	4.695	5.335	5.7	3.0	3.0
Percentage of LongTermDebt	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Assets	54.6	54.7	54.9	48.5	45.5	45.8	45.7	1.0	1.4	4.3	4.7	3.1	7.4	8.3	5.8	5.8

us-gaap:LongTermDebt us-gaap:DebtInstrument

camp:DueToFactors

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-05-31
Value	11	12	14	15	18
Percentage of LongTermDebt	4.6	4.8	5.3	5.6	6.3
Percentage of Assets	2.5	2.6	2.9	2.7	2.9
Percentage of Assets camp:DueToFactors	0.0	0.0	0.0	0.0	0.0

Long Term Debt Noncurrent

us-gaap:LongTermDebtNoncurrent

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2014-11-30	2014-08-31	2014-05-31	2014-02-28	2013-11-30	2013-08-31	2013-05-31	2013-02-28	2012-11-30	2012-08-31	2012-05-31	2012-02-28	2011-11-30	2011-08-31	2011-02-28
Value	180	198	177	176	175	174	275	272	268	156	154	152	150	148	146	145	143	141	139	138	136	135	0.197	0.238	0.476	0.702	1.131	4.689	5.409	2.434	2.796	3.256	3.704	1.9	2.2	2.5	4.46
Percentage of LongTermDebtNoncurrent	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Assets	40.9	41.3	35.7	31.4	26.7	26.8	45.7	44.8	44.0	31.7	32.6	32.1	33.7	34.8	36.0	36.0	34.1	33.2	36.4	37.3	36.7	37.5	0.1	0.1	0.3	0.4	0.7	2.8	3.4	1.6	3.9	4.8	5.5	3.7	4.1	4.6	8.0

Other Liabilities Noncurrent

us-gaap:OtherLiabilitiesNoncurrent

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2014-08-31	2014-05-31	2014-02-28	2013-11-30	2013-08-31	2013-05-31	2013-02-28	2012-11-30	2012-08-31	2012-05-31	2012-02-28	2011-11-30	2011-08-31	2011-02-28
Value	35	32	35	38	39	38	38	36	36	33	24	23	21	19	20	15	13	12	5.551	5.866	5.781	5.598	4.227	4.341	4.482	4.946	3.298	2.293	2.232	1.99	1.839	1.77	1.576	1.587	1.003	0.911	0.57	0.554
Percentage of OtherLiabilitiesNoncurrent	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Assets	8.0	6.7	7.1	6.8	6.0	5.9	6.4	6.0	5.9	6.8	5.1	4.9	4.9	4.6	5.0	3.8	3.2	3.0	1.4	1.6	1.6	1.6	2.1	2.2	2.3	2.7	1.8	1.4	1.3	1.2	1.2	2.4	2.3	2.4	1.9	1.7	1.0	1.0

Operating Lease Liability Noncurrent

us-gaap:OperatingLeaseLiabilityNoncurrent

Period End	2020-11-30	2020-05-31	2020-02-29
Value	19	25	24
Percentage of OperatingLeaseLiabilityNoncurrent	100.0	100.0	100.0
Percentage of Assets	4.3	5.3	4.9

Lessee Operating Lease Liability Payments Due Year Two

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo

Period End	2020-11-30
Value	6598000.0
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	100.0
Percentage of Assets	1.5

Lessee Operating Lease Liability Payments Due Year Three

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree

Period End	2020-11-30
Value	4895000.0
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearThree	100.0
Percentage of Assets	1.1

Lessee Operating Lease Liability Payments Due Year Four

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour

Period End	2020-11-30
Value	3113000.0
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearFour	100.0
Percentage of Assets	0.7

Operating Lease Liability

us-gaap:OperatingLeaseLiability

Period End	2020-11-30	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-03-01
Value	25	28	31	35	32	29
Percentage of OperatingLeaseLiability	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Assets	5.7	5.8	5.7	5.4	5.0	0.0

Lessee Operating Lease Liability Payments Due

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue

Period End	2020-11-30
Value	27
Percentage of LesseeOperatingLeaseLiabilityPaymentsDue	100.0
Percentage of Assets	6.1

Lessee Operating Lease Liability Undiscounted Excess Amount

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount

Period End	2020-11-30
Value	1662000.0
Percentage of LesseeOperatingLeaseLiabilityUndiscountedExcessAmount	100.0
Percentage of Assets	0.4

Stockholders Equity

us-gaap:StockholdersEquity

Period End	2020-11-30	2020-08-31	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2014-08-31	2014-05-31	2014-02-28	2013-11-30	2013-08-31	2013-05-31	2013-02-28	2012-11-30	2012-08-31	2012-05-31	2012-02-28	2011-11-30	2011-08-31	2011-02-28	2010-02-28	2009-02-28
Value	99	118	125	137	190	193	199	205	201	209	202	198	201	186	174	163	168	181	188	189	181	176	173	151	143	138	137	133	127	121	119	117	39	34	30	24	22	20	17	19	23
Percentage of StockholdersEquity	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Assets	22.5	0.0	26.1	27.8	33.9	29.3	30.6	34.1	33.1	34.3	41.0	42.1	42.3	41.8	40.8	40.0	41.8	43.1	44.4	49.3	49.1	47.4	48.2	74.7	72.4	72.5	75.5	74.3	77.3	73.3	74.8	78.0	54.2	49.7	44.6	48.5	42.2	37.4	31.7	0.0	0.0

us-gaap:StockholdersEquity us-gaap:AdjustmentsForNewAccountingPronouncements, us-gaap:StatementEquityComponents

us-gaap:AccountingStandardsUpdate201613, us-gaap:RetainedEarnings

Period End	2020-11-30
Value	-0.134
Percentage of StockholdersEquity	-0.1
Percentage of Assets	-0.0
Percentage of Assets us-gaap:AccountingStandardsUpdate201613 us-gaap:RetainedEarnings	0.0

us-gaap:StockholdersEquity us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome

Period End	2020-11-30	2020-08-31	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-02-28	2016-11-30	2016-08-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-02-28	2013-02-28	2012-02-29	2012-02-28	2011-02-28	2010-02-28	2009-02-28
Value	-1.113	-2.175	-3.11	-1.375	-0.783	-1.948	-0.93	-0.661	-0.645	-0.63	-0.616	-0.199	-0.541	-0.484	-0.858	-0.226	-0.111	-0.065	-0.065	-0.065	-0.065	-0.065	-0.065	-0.065	-0.866	-0.866	-1.12
Percentage of StockholdersEquity	-1.1	-1.8	-2.5	-1.0	-0.4	-1.0	-0.5	-0.3	-0.3	-0.3	-0.3	-0.1	-0.3	-0.3	-0.5	-0.1	-0.1	-0.0	-0.0	-0.0	-0.0	-0.1	0.0	-0.3	-4.9	-4.5	-4.8
Percentage of Assets	-0.3	0.0	-0.6	-0.3	-0.1	-0.3	-0.1	-0.1	-0.1	-0.1	-0.1	-0.0	-0.1	-0.1	-0.2	-0.1	-0.0	-0.0	-0.0	-0.0	-0.0	-0.0	-0.1	-0.1	-1.6	0.0	0.0
Percentage of Assets us-gaap:AccumulatedOtherComprehensiveIncome	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

us-gaap:CommonStockIncludingAdditionalPaidInCapital

Period End	2020-11-30	2020-08-31	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-02-28	2017-02-28
Value	229	226	224	220	217	213	210	208	215	223	218	211
Percentage of StockholdersEquity	231.3	190.6	179.2	160.1	113.9	110.5	106.0	101.4	107.0	106.5	109.9	129.6
Percentage of Assets	52.0	0.0	46.7	44.5	38.6	32.4	32.4	34.5	35.5	36.6	46.2	51.8
Percentage of Assets us-gaap:CommonStockIncludingAdditionalPaidInCapital	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

us-gaap:RetainedEarnings

Period End	2020-11-30	2020-08-31	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-02-28	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-02-28	2013-02-28	2012-02-29	2012-02-28	2011-02-28	2010-02-28	2009-02-28
Value	-129.245	-105.565	-96.087	-81.531	-25.704	-18.289	-10.92	-2.227	-13.485	-12.963	-12.109	-19.459	-47.757	-39.853	-45.359	-49.235	-52.734	-56.793	-73.301	-85.104	-129.73	-129.73	-134.948	-131.665	-120.814
Percentage of StockholdersEquity	-130.1	-88.7	-76.8	-59.1	-13.5	-9.5	-5.5	-1.1	-6.7	-6.2	-6.0	-9.8	-29.3	-21.0	-24.9	-27.9	-30.4	-37.5	-55.1	-72.4	0.0	-519.4	-766.7	-685.8	-520.8
Percentage of Assets	-29.3	0.0	-20.0	-16.4	-4.6	-2.8	-1.7	-0.4	-2.2	-2.1	-2.5	-4.1	-11.7	-10.4	-12.2	-13.2	-14.6	-28.0	-40.9	-56.4	-252.0	-252.0	-243.2	0.0	0.0
Percentage of Assets us-gaap:RetainedEarnings	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

Common Stock Value

us-gaap:CommonStockValue

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2014-08-31	2014-05-31	2014-02-28	2013-11-30	2013-08-31	2013-05-31	2013-02-28	2012-11-30	2012-08-31	2012-05-31	2012-02-28	2011-11-30	2011-08-31	2011-02-28
Value	350000.0	344000.0	343000.0	342000.0	341000.0	336000.0	336000.0	343000.0	348000.0	355000.0	357000.0	356000.0	356000.0	354000.0	353000.0	355000.0	364000.0	367000.0	367000.0	366000.0	366000.0	363000.0	362000.0	362000.0	362000.0	360000.0	359000.0	356000.0	354000.0	351000.0	350000.0	298000.0	296000.0	287000.0	287000.0	287000.0	287000.0	281000.0
Percentage of CommonStockValue	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Assets	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.2	0.2	0.2	0.2	0.2	0.2	0.2	0.2	0.2	0.4	0.4	0.4	0.6	0.5	0.5	0.5

Additional Paid In Capital Common Stock

us-gaap:AdditionalPaidInCapitalCommonStock

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2014-08-31	2014-05-31	2014-02-28	2013-11-30	2013-08-31	2013-05-31	2013-02-28	2012-11-30	2012-08-31	2012-05-31	2012-02-28	2011-11-30	2011-08-31	2011-02-28
Value	229	224	220	216	213	210	208	215	222	214	218	215	213	212	211	212	223	231	229	226	225	226	207	206	205	207	206	203	201	203	202	156	155	155	154	153	153	153
Percentage of AdditionalPaidInCapitalCommonStock	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Assets	51.9	46.7	44.5	38.5	32.3	32.3	34.5	35.4	36.5	43.5	46.1	45.3	47.8	49.9	51.7	52.7	53.2	54.4	59.6	61.3	60.5	62.7	102.6	104.2	107.7	114.3	115.0	123.3	121.7	126.6	134.2	216.1	227.2	230.6	300.1	285.9	281.7	276.0

Retained Earnings Accumulated Deficit

us-gaap:RetainedEarningsAccumulatedDeficit

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2014-08-31	2014-05-31	2014-02-28	2013-11-30	2013-08-31	2013-05-31	2013-02-28	2012-11-30	2012-08-31	2012-05-31	2012-02-28	2011-11-30	2011-08-31	2011-02-28
Value	-129240000.0	-96087000.0	-81531000.0	-25704000.0	-18289000.0	-10920000.0	-2227000.0	-13485000.0	-12963000.0	-12109000.0	-19459000.0	-14692000.0	-26497000.0	-38730000.0	-47757000.0	-43518000.0	-41991000.0	-42512000.0	-39853000.0	-45359000.0	-49235000.0	-52734000.0	-56793000.0	-63309000.0	-67330000.0	-70608000.0	-73301000.0	-76368000.0	-80575000.0	-83419000.0	-85104000.0	-117730000.0	-121890000.0	-125550000.0	-129730000.0	-131370000.0	-133070000.0	-134950000.0
Percentage of RetainedEarningsAccumulatedDeficit	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Assets	-29.3	-20.0	-16.4	-4.6	-2.8	-1.7	-0.4	-2.2	-2.1	-2.5	-4.1	-3.1	-5.9	-9.1	-11.7	-10.8	-10.0	-10.0	-10.4	-12.2	-13.2	-14.6	-28.0	-31.9	-35.3	-38.9	-40.9	-46.2	-48.6	-52.0	-56.4	-162.2	-177.8	-186.4	-252.0	-244.2	-244.7	-243.2

Accumulated Other Comprehensive Income Loss Net Of Tax

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2014-08-31	2014-05-31	2014-02-28	2013-11-30	2013-08-31	2013-05-31	2013-02-28	2012-11-30	2012-08-31	2012-05-31	2012-02-28	2011-11-30	2011-08-31	2011-02-28
Value	-1113000.0	-3110000.0	-1375000.0	-783000.0	-1948000.0	-930000.0	-661000.0	-645000.0	-630000.0	-616000.0	-199000.0	-127000.0	-669000.0	-419000.0	-541000.0	-484000.0	-858000.0	-733000.0	-226000.0	-111000.0	-65000.0	-65000.0	-65000.0	-65000.0	-65000.0	-65000.0	-65000.0	-65000.0	-65000.0	-65000.0	-65000.0	-65000.0	-65000.0	-65000.0	-65000.0	-65000.0	-65000.0	-866000.0
Percentage of AccumulatedOtherComprehensiveIncomeLossNetOfTax	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Assets	-0.3	-0.6	-0.3	-0.1	-0.3	-0.1	-0.1	-0.1	-0.1	-0.1	-0.0	-0.0	-0.2	-0.1	-0.1	-0.1	-0.2	-0.2	-0.1	-0.0	-0.0	-0.0	-0.0	-0.0	-0.0	-0.0	-0.0	-0.0	-0.0	-0.0	-0.0	-0.1	-0.1	-0.1	-0.1	-0.1	-0.1	-1.6

Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue us-gaap:StatementEquityComponents

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue

us-gaap:CommonStockIncludingAdditionalPaidInCapital

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-05-31	2019-02-28	2018-11-30
Value	3.03	3.623	3.043	3.652	2.543	2.941	2.941
Percentage of AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Assets	0.0	0.0	0.0	0.0	0.0	0.0	0.0
Percentage of Assets us-gaap:CommonStockIncludingAdditionalPaidInCapital	0.0	0.0	0.0	0.0	0.0	0.0	0.0

Net Income Loss

us-gaap:NetIncomeLoss

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2014-08-31	2014-05-31	2014-02-28	2013-11-30	2013-08-31	2013-05-31	2013-02-28	2012-11-30	2012-08-31	2012-05-31	2012-02-29	2012-02-28	2011-11-30	2011-08-31	2011-05-31	2011-02-28	2010-11-30	2010-08-31
Value	-23.68	-14.422	-55.827	-7.415	-7.369	-8.693	11	-0.522	-0.854	8.511	-4.767	11	12	-2.654	-4.239	-1.527	0.521	-2.659	5.506	3.876	3.499	4.059	6.516	4.021	3.278	2.693	3.067	4.207	2.844	1.685	32	4.155	3.659	4.182	1.642	1.642	1.7	1.356	0.52	0.303	-0.179	-0.93
Percentage of NetIncomeLoss	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	-26.9	-18.0	-64.0	-7.7	-7.9	-9.8	13.3	-0.6	-0.9	9.0	-5.1	12.6	13.6	-3.0	-4.9	-1.8	0.6	-2.9	7.8	5.2	5.0	6.2	9.4	6.4	5.5	4.6	5.1	6.6	4.8	3.1	67.4	9.4	8.3	9.5	4.4	4.4	5.2	4.0	1.5	1.0	-0.6	-3.2

us-gaap:NetIncomeLoss us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31
Value	-23.68	-14.422	-55.827	-7.415	-7.369	-8.693	11	-0.522	-0.854	8.511	5.506	3.876	3.499	4.059
Percentage of NetIncomeLoss	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	-26.9	-18.0	-64.0	-7.7	-7.9	-9.8	13.3	-0.6	-0.9	9.0	7.8	5.2	5.0	6.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:RetainedEarnings	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

Share Based Compensation

us-gaap:ShareBasedCompensation

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-06-07	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2014-08-31	2014-05-31	2014-02-28	2013-11-30	2013-08-31	2013-05-31	2013-02-28	2012-11-30	2012-08-31	2012-05-31	2012-02-29	2012-02-28	2011-11-30	2011-08-31	2011-05-31	2011-02-28	2010-11-30
Value	3.03	3.623	3.043	3.652	3.183	2.543	2.941	2.941	0.1	2.68	2.467	2.634	2.62	2.227	1.817	2.164	2.064	1.621	1.984	1.643	1.602	1.389	1.22	1.176	1.168	0.936	0.82	0.795	0.808	0.69	0.631	0.618	0.62	0.814	0.858	0.638	0.638	0.638	0.567	0.532	0.55	0.555
Percentage of ShareBasedCompensation	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:ShareBasedCompensation us-gaap:IncomeStatementLocation

us-gaap:CostOfSales

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2014-08-31	2014-05-31	2014-02-28	2013-11-30	2013-08-31	2013-05-31	2012-11-30
Value	0.184	0.175	0.117	0.221	0.162	0.175	0.083	0.251	0.212	0.177	0.176	0.198	0.141	0.138	0.124	0.118	0.068	0.049	0.059	0.051	0.054	0.165	0.065	0.065	0.058	0.052	0.058	0.052	0.042	0.039	0.039
Percentage of ShareBasedCompensation	6.1	4.8	3.8	6.1	5.1	6.9	2.8	8.5	7.9	7.2	6.7	7.6	6.3	7.6	5.7	5.7	4.2	2.5	3.6	3.2	3.9	13.5	5.5	5.6	6.2	6.3	7.3	6.4	6.1	6.2	6.3

us-gaap:GeneralAndAdministrativeExpense

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2014-08-31	2014-05-31	2014-02-28	2013-11-30	2013-08-31	2013-05-31	2012-11-30
Value	1.278	1.422	1.691	1.65	1.406	1.286	1.316	1.344	1.368	1.354	1.328	1.318	1.155	1.059	1.397	1.136	0.794	1.459	0.994	1.009	0.842	0.791	0.777	0.754	0.604	0.52	0.511	0.496	0.439	0.411	0.409
Percentage of ShareBasedCompensation	42.2	39.2	55.6	45.2	44.2	50.6	44.7	45.7	51.0	54.9	50.4	50.3	51.9	58.3	64.6	55.0	49.0	73.5	60.5	63.0	60.6	64.8	66.1	64.6	64.5	63.4	64.3	61.4	63.6	65.1	66.0

us-gaap:ResearchAndDevelopmentExpense

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2014-08-31	2014-05-31	2014-02-28	2013-11-30	2013-08-31	2013-05-31	2012-11-30
Value	0.798	0.646	0.689	0.723	0.633	0.413	0.738	0.538	0.42	0.365	0.426	0.427	0.384	0.234	0.222	0.274	0.356	0.181	0.202	0.217	0.198	0.164	0.161	0.171	0.148	0.135	0.136	0.148	0.122	0.11	0.121
Percentage of ShareBasedCompensation	26.3	17.8	22.6	19.8	19.9	16.2	25.1	18.3	15.7	14.8	16.2	16.3	17.2	12.9	10.3	13.3	22.0	9.1	12.3	13.5	14.3	13.4	13.7	14.6	15.8	16.5	17.1	18.3	17.7	17.4	19.5

us-gaap:SellingAndMarketingExpense

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2014-08-31	2014-05-31	2014-02-28	2013-11-30	2013-08-31	2013-05-31	2012-11-30
Value	0.77	0.505	0.546	1.058	0.982	0.669	0.804	0.808	0.68	0.571	0.704	0.677	0.547	0.386	0.421	0.536	0.403	0.295	0.388	0.325	0.295	0.2	0.173	0.178	0.126	0.113	0.09	0.112	0.087	0.071	0.051
Percentage of ShareBasedCompensation	25.4	13.9	17.9	29.0	30.9	26.3	27.3	27.5	25.4	23.1	26.7	25.8	24.6	21.2	19.5	26.0	24.9	14.9	23.6	20.3	21.2	16.4	14.7	15.2	13.5	13.8	11.3	13.9	12.6	11.3	8.2

Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2014-08-31	2014-05-31	2014-02-28	2013-11-30	2013-08-31	2013-05-31	2013-02-28	2012-11-30	2012-08-31	2012-02-29
Value	849000.0	1012000.0	1071000.0	1119000.0	1142000.0	1015000.0	1054000.0	1054000.0	1065000.0	942000.0	980000.0	1067000.0	1075000.0	925000.0	955000.0	995000.0	1010000.0	794000.0	860000.0	943000.0	961000.0	955000.0	1007000.0	1040000.0	1041000.0	990000.0	1093000.0	1381000.0	1520000.0	1552000.0	1656000.0	1705000.0	1881000.0	2163000.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2014-08-31	2014-05-31	2014-02-28	2013-11-30	2013-08-31	2013-05-31	2013-02-28	2012-11-30	2012-08-31	2012-02-29
Value	15.02	14.44	14.65	14.14	13.9	13.86	13.44	13.44	13.33	11.67	11.29	10.54	10.48	8.78	8.6	8.39	8.35	6.6	6.96	7.08	7.06	5.94	5.8	5.78	5.78	5.05	5.04	5.32	5.65	5.42	5.53	5.47	5.24	4.78
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

camp:AdjustedEbitda

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31
Value	8.771	6.507	7.78	10	10	7.569	10	11	13	12	13	13	12	13	12	9.955	12
Percentage of AdjustedEbitda	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

camp:AdjustedEbitda us-gaap:ConsolidationItems

us-gaap:CorporateNonSegment

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31
Value	-1.009	-1.397	-1.049	-0.867	-0.814	-1.798	-1.309	-1.465	-1.366	-1.559	-1.82	-0.858	-1.254	-0.86
Percentage of AdjustedEbitda	-11.5	-21.5	-13.5	-8.0	-7.6	-23.8	-12.0	-12.8	-10.0	-12.8	-13.9	-6.2	-10.2	-6.5

camp:AdjustedEbitda us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, camp:LoJackUSSVRProducts

Period End	2020-11-30	2020-05-31	2019-11-30	2019-05-31
Value	0.087	-1.573	-0.182	-0.87
Percentage of AdjustedEbitda	1.0	-24.2	-1.7	-11.5

us-gaap:OperatingSegments, camp:SoftwareAndSubscriptionServices

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31
Value	8.927	6.354	8.172	7.254	3.947	2.374	3.186	3.612	3.373	2.922	2.932	2.028	2.05	1.221	1.107	1.288	-0.363
Percentage of AdjustedEbitda	101.8	97.6	105.0	66.5	37.1	31.4	29.2	31.6	24.6	24.0	22.4	14.7	16.7	9.3	8.6	12.9	-2.8

us-gaap:OperatingSegments, camp:TelematicsSystems

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31
Value	0.766	3.123	0.657	4.518	7.514	6.993	9.049	9.276	11	10	11	12	11	12	12	10	13
Percentage of AdjustedEbitda	8.7	48.0	8.4	41.4	70.6	92.4	82.8	81.2	85.3	88.8	91.5	91.5	93.5	97.3	96.8	101.3	104.9

camp:EstimatedDecreaseInRightOfUseAssetsAndLeaseLiabilities us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations

camp:EstimatedDecreaseInRightOfUseAssetsAndLeaseLiabilities

camp:LoJackUSSVROperations

Period End	2020-11-30
Value	4400000.0
Percentage of EstimatedDecreaseInRightOfUseAssetsAndLeaseLiabilities	100.0

camp:ImpairmentOfLongLivedAssetsOtherIntangibleAssetsAndOtherCurrentLiabilities

Period End	2020-11-30
Value	17
Percentage of ImpairmentOfLongLivedAssetsOtherIntangibleAssetsAndOtherCurrentLiabilities	100.0

camp:ImpairmentOfLongLivedAssetsOtherIntangibleAssetsAndOtherCurrentLiabilities us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations

camp:LoJackUSSVROperations

Period End	2020-11-30
Value	17
Percentage of ImpairmentOfLongLivedAssetsOtherIntangibleAssetsAndOtherCurrentLiabilities	100.0

camp:IncomeLossFromContinuingOperationsBeforeImpairmentLossInInvestmentOfAffiliate

Period End	2020-11-30	2019-11-30
Value	-23680000.0	-7415000.0
Percentage of IncomeLossFromContinuingOperationsBeforeImpairmentLossInInvestmentOfAffiliate	100.0	100.0

camp:IncomeLossFromContinuingOperationsBeforeIncomeTaxesAndImpairmentLossInInvestmentOfAffiliate

Period End	2020-11-30	2019-11-30
Value	-23361000.0	-10052000.0
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesAndImpairmentLossInInvestmentOfAffiliate	100.0	100.0

camp:NonRecurringLegalExpenses

Period End	2020-11-30	2020-05-31	2019-11-30	2019-08-31	2019-05-31	2018-11-30	2018-08-31	2018-05-31
Value	205000.0	793000.0	957000.0	777000.0	3807000.0	2116000.0	1023000.0	2114000.0
Percentage of NonRecurringLegalExpenses	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

camp:OtherIncomeExpense

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30
Value	-630000.0	-90000.0	155000.0	-488000.0	-272000.0	-235000.0	-154000.0	416000.0	-257000.0	-222000.0	-406000.0	-343000.0
Percentage of OtherIncomeExpense	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

camp:PercentageOfGrossMargin

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2014-08-31	2014-05-31	2014-02-28	2013-11-30	2013-08-31	2013-05-31	2013-02-28	2012-11-30	2012-08-31	2012-05-31	2012-02-29	2012-02-28	2011-11-30	2011-08-31	2011-05-31
Value	40.0	0.39	0.382	0.38	0.4	0.4	0.397	0.411	0.415	0.401	0.407	0.408	0.41	0.425	0.416	0.421	0.416	0.382	0.389	0.356	0.362	0.36	0.355	0.35	0.346	0.343	0.344	0.331	0.337	0.344	0.311	0.316	0.321	0.312	0.282	-0.008	0.31	0.35	0.273
Percentage of PercentageOfGrossMargin	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

camp:PercentageOfGrossMargin us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, camp:LoJackUSSVRProducts

Period End	2020-11-30	2020-05-31	2019-11-30	2019-05-31
Value	41.0	0.32	43.0	0.4
Percentage of PercentageOfGrossMargin	102.5	82.1	11315.8	100.0

us-gaap:OperatingSegments, camp:SoftwareAndSubscriptionServices

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31
Value	50.0	0.49	0.014	0.48	0.43	0.41	-0.003	0.51	0.5	0.46
Percentage of PercentageOfGrossMargin	125.0	125.6	3.7	126.3	107.5	102.5	-0.8	124.1	120.5	114.7

us-gaap:OperatingSegments, camp:TelematicsSystems

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31
Value	31.0	0.33	-0.011	0.33	0.39	0.39	-0.005	0.38	0.39	0.39
Percentage of PercentageOfGrossMargin	77.5	84.6	-2.9	86.8	97.5	97.5	-1.3	92.5	94.0	97.3

camp:RepaymentOfAccruedInterestOnLineOfCredit us-gaap:CreditFacility

camp:RepaymentOfAccruedInterestOnLineOfCredit

us-gaap:RevolvingCreditFacility

Period End	2020-11-19
Value	100000.0
Percentage of RepaymentOfAccruedInterestOnLineOfCredit	100.0

camp:SharesBasedCompensationOnAdjustedEBITDA

Period End	2020-11-30	2020-05-31	2019-11-30	2019-05-31
Value	3030000.0	2748000.0	3652000.0	2543000.0
Percentage of SharesBasedCompensationOnAdjustedEBITDA	100.0	100.0	100.0	100.0

us-gaap:AmortizationOfFinancingCostsAndDiscounts us-gaap:DebtInstrument

us-gaap:AmortizationOfFinancingCostsAndDiscounts

camp:TwoThousandAndTwentyFiveConvertibleNotes

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-05-31	2019-02-28	2018-11-30
Value	2.374	2.311	2.219	2.203	2.168	2.035	2.044
Percentage of AmortizationOfFinancingCostsAndDiscounts	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:ConcentrationRiskPercentage1 us-gaap:ConcentrationRiskByBenchmark, us-gaap:ConcentrationRiskByType

us-gaap:ConcentrationRiskPercentage1

us-gaap:Inventories, us-gaap:SupplierConcentrationRisk

Period End	2020-11-30	2020-05-31	2019-11-30	2019-05-31	2014-05-31	2013-05-31	2012-05-31
Value	58.0	0.61	42.0	0.47	0.6	0.63	0.57
Percentage of ConcentrationRiskPercentage1	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:ContractWithCustomerLiabilityRevenueRecognized

Period End	2020-11-30	2019-11-30	2019-08-31	2018-11-30	2018-08-31
Value	30	4.7	6.6	4.5	4.6
Percentage of ContractWithCustomerLiabilityRevenueRecognized	100.0	100.0	100.0	100.0	100.0

us-gaap:Depreciation

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28
Value	5.025	4.91	5.612	5.018	5.191	3.845	1.978	2.261	2.298	2.043	2.015	1.97	1.958	2.025	2.374	2.002	2.211	1.821	0.974	0.933	0.883	0.792	0.753
Percentage of Depreciation	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:ForeignCurrencyTransactionGainLossBeforeTax

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-05-31	2017-02-28	2016-11-30	2016-02-29	2015-11-30
Value	300000.0	200000.0	-100000.0	1200000.0	400000.0	-276000.0	-232000.0	-58000.0	60000.0
Percentage of ForeignCurrencyTransactionGainLossBeforeTax	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:GoodwillImpairmentLoss us-gaap:BusinessAcquisition

us-gaap:GoodwillImpairmentLoss

camp:LoJackUSSVR

Period End	2020-11-30	2020-05-31
Value	8.1	3.9
Percentage of GoodwillImpairmentLoss	100.0	100.0

us-gaap:GoodwillImpairmentLoss us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations

camp:LoJackUSSVROperations

Period End	2020-11-30
Value	8.099
Percentage of GoodwillImpairmentLoss	100.0

us-gaap:ImpairmentOfIntangibleAssetsFinitelived us-gaap:FiniteLivedIntangibleAssetsByMajorClass, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations

us-gaap:ImpairmentOfIntangibleAssetsFinitelived

us-gaap:CustomerRelationships, camp:LoJackUSSVROperations

Period End	2020-11-30
Value	0.64
Percentage of ImpairmentOfIntangibleAssetsFinitelived	100.0

us-gaap:DevelopedTechnologyRights, camp:LoJackUSSVROperations

Period End	2020-11-30
Value	0.478
Percentage of ImpairmentOfIntangibleAssetsFinitelived	74.7

us-gaap:InterestExpenseDebtExcludingAmortization us-gaap:DebtInstrument

us-gaap:InterestExpenseDebtExcludingAmortization

camp:TwoThousandAndTwentyFiveConvertibleNotes

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31
Value	1150000.0	1163000.0	1137000.0	1150000.0	1150000.0	1176000.0	1150000.0	1150000.0	511000.0
Percentage of InterestExpenseDebtExcludingAmortization	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:InterestExpenseOther

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2014-08-31
Value	356000.0	221000.0	283000.0	240000.0	252000.0	158000.0	27000.0	30000.0	53000.0	33000.0	1000.0	0	0	1000.0	13000.0	17000.0	12000.0	24000.0	15000.0	22000.0	53000.0	36000.0	60000.0	49000.0	54000.0
Percentage of InterestExpenseOther	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	0.0	0.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:InvestmentIncomeNonoperating

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30
Value	584000.0	18000.0	52000.0	1108000.0	1256000.0	2081000.0	2000000.0	1398000.0	1007000.0	853000.0	908000.0	619000.0	396000.0	333000.0	582000.0	201000.0	455000.0	453000.0	1448000.0	438000.0	-43000.0	28000.0	96000.0	37000.0
Percentage of InvestmentIncomeNonoperating	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:LeaseCost

Period End	2020-11-30	2020-05-31	2019-11-30	2019-08-31	2019-05-31
Value	1930000.0	3107000.0	891000.0	2267000.0	2343000.0
Percentage of LeaseCost	100.0	100.0	100.0	100.0	100.0

us-gaap:OperatingLeaseCost

Period End	2020-11-30	2020-05-31	2019-11-30	2019-08-31	2019-05-31
Value	1763000.0	1932000.0	663000.0	1972000.0	2001000.0
Percentage of OperatingLeaseCost	100.0	100.0	100.0	100.0	100.0

us-gaap:OtherAssetImpairmentCharges us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations

us-gaap:OtherAssetImpairmentCharges

camp:LoJackUSSVROperations

Period End	2020-11-30
Value	8782000.0
Percentage of OtherAssetImpairmentCharges	100.0

us-gaap:OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30
Value	1062000.0	-1735000.0	-592000.0	1165000.0	-1018000.0	-269000.0	-21000.0	-29000.0	-14000.0	17000.0	-66000.0	123000.0	-260000.0	81000.0	-100000.0	444000.0	-109000.0	-515000.0	-115000.0	-46000.0
Percentage of OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:RepaymentsOfLinesOfCredit us-gaap:CreditFacility

us-gaap:RepaymentsOfLinesOfCredit

us-gaap:RevolvingCreditFacility

Period End	2020-11-19
Value	20
Percentage of RepaymentsOfLinesOfCredit	100.0

us-gaap:RestructuringCharges

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31
Value	0.092	1.908	1.3	0.848	2.272	0.0	2.819	1.247	0.566	3.383
Percentage of RestructuringCharges	100.0	100.0	100.0	100.0	100.0	0.0	100.0	100.0	100.0	100.0

us-gaap:RestructuringCharges us-gaap:IncomeStatementLocation

us-gaap:CostOfSales

Period End	2020-11-30	2020-05-31	2019-11-30
Value	0.117	-0.021	0.1
Percentage of RestructuringCharges	127.2	-1.1	11.8

us-gaap:GeneralAndAdministrativeExpense

Period End	2020-11-30	2020-05-31	2019-11-30
Value	-0.029	1.905	0.197
Percentage of RestructuringCharges	-31.5	99.8	23.2

us-gaap:SellingAndMarketingExpense

Period End	2020-11-30	2020-05-31	2019-11-30
Value	0.004	0.03	0.454
Percentage of RestructuringCharges	4.3	1.6	53.5

us-gaap:RestructuringCharges us-gaap:IncomeStatementLocation, us-gaap:RestructuringCostAndReserve

us-gaap:CostOfSales, camp:Facilities

Period End	2020-11-30	2020-05-31
Value	0.145	0.103
Percentage of RestructuringCharges	157.6	5.4

us-gaap:CostOfSales, camp:Personnel

Period End	2020-11-30	2020-05-31	2019-11-30
Value	-0.028	-0.124	0.1
Percentage of RestructuringCharges	-30.4	-6.5	11.8

us-gaap:GeneralAndAdministrativeExpense, camp:Personnel

Period End	2020-11-30	2020-05-31	2019-11-30
Value	-0.029	1.905	0.197
Percentage of RestructuringCharges	-31.5	99.8	23.2

us-gaap:SellingAndMarketingExpense, camp:Personnel

Period End	2020-11-30	2020-05-31	2019-11-30
Value	0.004	0.03	0.454
Percentage of RestructuringCharges	4.3	1.6	53.5

us-gaap:RestructuringCharges us-gaap:RestructuringCostAndReserve

camp:Facilities

Period End	2020-11-30	2020-05-31	2019-02-28	2018-11-30
Value	0.145	0.103	-0.001	1.073
Percentage of RestructuringCharges	157.6	5.4	-0.0	86.0

camp:Personnel

Period End	2020-11-30	2020-05-31	2019-11-30	2019-02-28	2018-11-30
Value	-0.053	1.805	0.848	2.82	0.174
Percentage of RestructuringCharges	-57.6	94.6	100.0	100.0	14.0

us-gaap:ShortTermLeaseCost

Period End	2020-11-30	2020-05-31	2019-11-30	2019-08-31	2019-05-31
Value	59000.0	871000.0	112000.0	252000.0	312000.0
Percentage of ShortTermLeaseCost	100.0	100.0	100.0	100.0	100.0

us-gaap:StockIssuedDuringPeriodValueShareBasedCompensation us-gaap:StatementEquityComponents

us-gaap:StockIssuedDuringPeriodValueShareBasedCompensation

us-gaap:CommonStockIncludingAdditionalPaidInCapital

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-05-31	2019-02-28	2018-11-30
Value	-72000.0	-80000.0	-180000.0	-98000.0	-219000.0	-83000.0	-174000.0
Percentage of StockIssuedDuringPeriodValueShareBasedCompensation	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:VariableLeaseCost

Period End	2020-11-30	2020-05-31	2019-11-30	2019-08-31	2019-05-31
Value	108000.0	304000.0	116000.0	43000.0	30000.0
Percentage of VariableLeaseCost	100.0	100.0	100.0	100.0	100.0

camp:ContractWithCustomerDepositsCurrent

Period End	2020-11-30	2020-05-31	2020-02-29	2019-02-28
Value	2924000.0	1835000.0	1377000.0	546000.0
Percentage of ContractWithCustomerDepositsCurrent	100.0	100.0	100.0	100.0

camp:FiniteLivedIntangibleAssetExpectedAmortizationAfterYearFour

Period End	2020-11-30
Value	17
Percentage of FiniteLivedIntangibleAssetExpectedAmortizationAfterYearFour	100.0

camp:InvestmentsAccumulatedUnrealizedGainLoss

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-02-28
Value	357000.0	6000.0	26000.0	445000.0	189000.0	87000.0	315000.0	385000.0	884000.0	722000.0	1351000.0	620000.0	6000.0	425000.0	310000.0	22000.0	54000.0	-77000.0	1017000.0	-72000.0	77000.0
Percentage of InvestmentsAccumulatedUnrealizedGainLoss	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

camp:InvestmentsAccumulatedUnrealizedGainLoss us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FinancialInstrument

us-gaap:FairValueInputsLevel1, us-gaap:MutualFund

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-02-29
Value	357000.0	6000.0	26000.0	444000.0	264000.0	188000.0	390000.0	478000.0	948000.0	720000.0	721000.0	121000.0	-19000.0	413000.0	372000.0	-383000.0
Percentage of InvestmentsAccumulatedUnrealizedGainLoss	100.0	100.0	100.0	99.8	139.7	216.1	123.8	124.2	107.2	99.7	53.4	19.5	-316.7	97.2	120.0	-37.7

camp:LeaseReceivablesNoncurrent

Period End	2020-11-30	2020-05-31	2020-02-29
Value	9364000.0	5495000.0	5992000.0
Percentage of LeaseReceivablesNoncurrent	100.0	100.0	100.0

camp:LesseeOperatingLeaseLiabilityToBePaidAfterYearFour

Period End	2020-11-30
Value	2900000.0
Percentage of LesseeOperatingLeaseLiabilityToBePaidAfterYearFour	100.0

camp:OtherMiscellaneousNoncurrentLiabilities

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31
Value	4079000.0	2378000.0	1551000.0	1496000.0	1531000.0	1588000.0	1458000.0	1738000.0	1731000.0	1726000.0	1644000.0	1376000.0	1323000.0	1218000.0	1133000.0	1085000.0	1107000.0	1104000.0
Percentage of OtherMiscellaneousNoncurrentLiabilities	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

camp:PrepaidSalesCommissions

Period End	2020-11-30	2020-05-31
Value	4500000.0	4000000.0
Percentage of PrepaidSalesCommissions	100.0	100.0

camp:PrepaidSalesCommissions us-gaap:BalanceSheetLocation

us-gaap:OtherNoncurrentAssets

Period End	2020-11-30	2020-05-31
Value	2700000.0	1900000.0
Percentage of PrepaidSalesCommissions	60.0	47.5

camp:SeniorLeverageRatio us-gaap:Range, us-gaap:CreditFacility, us-gaap:VariableRate

camp:SeniorLeverageRatio

srt:Maximum, us-gaap:RevolvingCreditFacility, us-gaap:BaseRate

Period End	2020-11-30	2020-05-31
Value	2.0	0.02
Percentage of SeniorLeverageRatio	100.0	100.0

srt:Maximum, us-gaap:RevolvingCreditFacility, us-gaap:Eurodollar

Period End	2020-11-30	2020-05-31
Value	3.0	0.03
Percentage of SeniorLeverageRatio	150.0	150.0

srt:Maximum, us-gaap:RevolvingCreditFacility, us-gaap:PrimeRate

Period End	2020-11-30	2020-05-31
Value	0.5	0.005
Percentage of SeniorLeverageRatio	25.0	25.0

srt:Minimum, us-gaap:RevolvingCreditFacility, us-gaap:BaseRate

Period End	2020-11-30	2020-05-31
Value	1.5	0.015
Percentage of SeniorLeverageRatio	75.0	75.0

srt:Minimum, us-gaap:RevolvingCreditFacility, us-gaap:Eurodollar

Period End	2020-11-30	2020-05-31
Value	2.5	0.025
Percentage of SeniorLeverageRatio	125.0	125.0

srt:Minimum, us-gaap:RevolvingCreditFacility, us-gaap:PrimeRate

Period End	2020-11-30	2020-05-31
Value	0.4	0.004
Percentage of SeniorLeverageRatio	20.0	20.0

us-gaap:AllowanceForDoubtfulAccountsReceivableCurrent

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2014-08-31	2014-05-31	2014-02-28	2013-11-30	2013-08-31	2013-05-31	2013-02-28	2012-11-30	2012-08-31	2012-05-31	2012-02-28	2011-11-30	2011-08-31	2011-02-28
Value	4100000.0	3600000.0	3071000.0	3500000.0	3000000.0	2600000.0	1756000.0	2000000.0	900000.0	1186000.0	1200000.0	900000.0	701000.0	962000.0	773000.0	691000.0	680000.0	622000.0	626000.0	670000.0	670000.0	673000.0	577000.0	618000.0	729000.0	761000.0	725000.0	736000.0	629000.0	461000.0	423000.0	390000.0	295000.0	254000.0	277000.0	258000.0	290000.0
Percentage of AllowanceForDoubtfulAccountsReceivableCurrent	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:AssetsHeldInTrustNoncurrent

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-02-28
Value	6958000.0	5895000.0	6041000.0	6983000.0	6662000.0	6281000.0	6413000.0	6520000.0	7086000.0	6666000.0	5641000.0	5830000.0	5485000.0	5102000.0	5801000.0	5443000.0	5238000.0	4698000.0	3370000.0	3526000.0	2222000.0
Percentage of AssetsHeldInTrustNoncurrent	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:CashSurrenderValueOfLifeInsurance

Period End	2020-11-30
Value	4500000.0
Percentage of CashSurrenderValueOfLifeInsurance	100.0

us-gaap:ConvertibleDebtFairValueDisclosures us-gaap:ShortTermDebtType

us-gaap:ConvertibleDebtFairValueDisclosures

camp:TwoThousandAndTwentyFiveConvertibleNotes

Period End	2020-11-30	2020-05-31	2020-02-29
Value	191	164	197
Percentage of ConvertibleDebtFairValueDisclosures	100.0	100.0	100.0

us-gaap:DebtInstrumentInterestRateEffectivePercentage us-gaap:DebtInstrument

us-gaap:DebtInstrumentInterestRateEffectivePercentage

camp:DueToFactors

Period End	2020-11-30	2020-05-31	2019-11-30
Value	4.7	0.047	0.047
Percentage of DebtInstrumentInterestRateEffectivePercentage	100.0	100.0	100.0

camp:OnePointSixTwoFivePercentageConvertibleSeniorUnsecuredNotesDueTwoThousandAndTwenty

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30
Value	6.2	0.062	0.062	0.062
Percentage of DebtInstrumentInterestRateEffectivePercentage	131.9	131.9	0.0	131.9

camp:TwoPointZeroZeroPercentageConvertibleSeniorUnsecuredNotesDueTwoThousandAndTwentyFive

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30
Value	7.56	0.0756	0.0756	0.0756
Percentage of DebtInstrumentInterestRateEffectivePercentage	160.9	160.9	0.0	160.9

us-gaap:DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-02-28
Value	55	59	61	63	76
Percentage of DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet	100.0	100.0	100.0	100.0	100.0

us-gaap:DeferredCompensationLiabilityClassifiedNoncurrent

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2014-08-31	2014-05-31	2014-02-28
Value	6965000.0	5802000.0	5919000.0	6943000.0	6643000.0	6277000.0	6409000.0	6523000.0	7088000.0	6668000.0	5642000.0	5849000.0	5488000.0	5130000.0	5825000.0	5468000.0	5265000.0	4725000.0	3392000.0	3543000.0	3300000.0	3233000.0	2246000.0	1984000.0	1786000.0	1533000.0	131000.0
Percentage of DeferredCompensationLiabilityClassifiedNoncurrent	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:DeferredCosts

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28
Value	5.09	6.905	7.818	8.396	8.42	9.729	10	10	9.083	7.547	3.523
Percentage of DeferredCosts	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:DeferredIncomeTaxAssetsNet

Period End	2020-11-30	2020-05-31	2020-02-29
Value	4441000.0	4357000.0	4437000.0
Percentage of DeferredIncomeTaxAssetsNet	100.0	100.0	100.0

us-gaap:DeferredRevenueNoncurrent

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2014-08-31	2014-05-31	2014-02-28	2013-11-30	2013-08-31	2013-05-31	2013-02-28	2012-11-30	2012-08-31	2012-02-29	2012-02-28
Value	24	24	27	29	30	29	27	26	25	23	16	15	13	12	12	7.668	6.087	5.734	1.07	1.203	1.45	1.456	1.652	1.744	1.863	2.034	1.977	1.787	1.71	1.45	1.285	1.143	0.864	0.724	0.724
Percentage of DeferredRevenueNoncurrent	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:EmployeeRelatedLiabilitiesCurrent

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2014-08-31	2014-05-31	2014-02-28	2013-11-30	2013-08-31	2013-05-31	2013-02-28	2012-11-30	2012-08-31	2012-05-31	2012-02-28	2011-11-30	2011-08-31	2011-02-28
Value	8.641	8.891	9.049	9.707	9.329	7.917	8.808	8.314	7.544	6.471	10	8.831	6.748	5.71	7.955	10	10	10	6.814	6.036	4.884	4.079	5.522	5.082	4.207	3.929	6.594	5.518	4.838	4.199	5.298	4.254	3.593	2.772	4.405	3.569	3.382	3.341
Percentage of EmployeeRelatedLiabilitiesCurrent	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized

Period End	2020-11-30
Value	25
Percentage of EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized	100.0

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2014-08-31	2014-05-31	2014-02-28	2013-11-30	2013-08-31	2013-05-31	2013-02-28	2012-11-30	2012-08-31	2012-02-29	2012-02-28
Value	77	73	71	68	65	62	59	56	53	50	50	46	42	39	35	31	27	23	20	18	21	19	17	16	14	12	11	9.526	8.041	6.557	4.908	4.423	3.957	3.669	3.669
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:CustomerLists

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2014-08-31	2014-05-31	2014-02-28	2013-11-30	2013-08-31	2013-05-31	2013-02-28	2012-11-30	2012-08-31	2012-02-29	2012-02-28
Value	22	22	22	22	22	21	21	20	20	20	19	18	17	16	15	13	12	11	10	9.471	9.722	8.835	7.949	7.06	6.171	5.283	4.394	3.525	2.768	2.01	1.218	1.145	1.072	1.075	1.075
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization	29.7	31.2	32.0	32.7	33.7	34.9	35.9	37.0	38.3	39.6	39.1	39.7	40.5	41.4	42.6	44.1	46.0	48.5	51.3	51.2	46.1	45.5	44.7	43.7	42.5	41.0	39.3	37.0	34.4	30.7	24.8	25.9	27.1	29.3	29.3

us-gaap:CustomerRelationships

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31
Value	12	11	10	9.973	8.896	7.826	6.908	6.324	5.738	5.155	4.714	4.117	3.514	2.911	2.308	1.705	1.104	0.501
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization	16.1	15.4	15.0	14.5	13.6	12.6	11.7	11.2	10.7	10.2	9.4	8.9	8.2	7.4	6.5	5.4	4.0	2.1

us-gaap:DevelopedTechnologyRights

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2014-08-31	2014-05-31	2014-02-28	2013-11-30	2013-08-31	2013-05-31	2013-02-28	2012-11-30	2012-08-31	2012-02-29	2012-02-28
Value	23	22	21	20	19	18	18	17	16	15	14	13	12	11	10	9.332	8.34	7.35	6.427	5.845	8.265	7.684	7.126	6.577	6.03	5.482	4.886	4.288	3.76	3.232	2.572	2.367	2.163	2.154	2.154
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization	30.7	30.2	29.9	29.9	30.2	30.5	30.8	30.6	30.4	30.2	28.4	28.6	28.7	28.9	29.3	29.7	30.3	31.1	31.9	31.6	39.2	39.6	40.1	40.7	41.6	42.6	43.7	45.0	46.8	49.3	52.4	53.5	54.7	58.7	58.7

us-gaap:Patents

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2014-08-31	2014-05-31	2014-02-28	2013-11-30	2013-08-31	2013-05-31	2013-02-28	2012-11-30	2012-08-31	2012-02-29	2012-02-28
Value	0.224	0.206	0.197	0.188	0.179	0.169	0.16	0.151	0.142	0.133	0.124	0.118	0.109	0.098	0.088	0.081	0.074	0.067	0.062	0.059	0.057	0.062	0.055	0.049	0.047	0.043	0.042	0.039	0.036	0.033	0.031	0.02	0.026	0.022	0.022
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization	0.3	0.3	0.3	0.3	0.3	0.3	0.3	0.3	0.3	0.3	0.2	0.3	0.3	0.3	0.2	0.3	0.3	0.3	0.3	0.3	0.3	0.3	0.3	0.3	0.3	0.3	0.4	0.4	0.4	0.5	0.6	0.5	0.7	0.6	0.6

us-gaap:TradeNames

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2014-08-31	2014-05-31	2014-02-28	2013-11-30	2013-08-31	2013-05-31	2013-02-28	2012-11-30	2012-08-31	2012-02-29	2012-02-28
Value	17	16	16	15	14	13	12	11	10	9.975	9.087	8.115	7.152	6.189	5.226	4.263	3.3	2.338	1.522	1.446	1.369	1.293	1.217	1.141	1.065	0.989	0.913	0.837	0.761	0.684	0.609	0.532	0.456	0.304	0.304
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization	23.2	22.9	22.8	22.6	22.2	21.8	21.3	20.8	20.3	19.7	18.1	17.4	16.7	15.8	14.8	13.6	12.0	9.9	7.5	7.8	6.5	6.7	6.8	7.1	7.3	7.7	8.2	8.8	9.5	10.4	12.4	12.0	11.5	8.3	8.3

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths

Period End	2020-11-30
Value	5533000.0
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths	100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear

Period End	2020-11-30
Value	1554000.0
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear	100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFour

Period End	2020-11-30
Value	4422000.0
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseYearFour	100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearThree

Period End	2020-11-30
Value	4537000.0
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseYearThree	100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo

Period End	2020-11-30
Value	5381000.0
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo	100.0

us-gaap:FiniteLivedIntangibleAssetsGross

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2014-08-31	2014-05-31	2014-02-28	2013-11-30	2013-08-31	2013-05-31	2013-02-28	2012-02-29
Value	116	116	117	135	135	135	106	99	99	99	102	102	102	102	102	102	102	102	37	37	41	41	40	40	40	40	40	35	35	35	9.511	6.407
Percentage of FiniteLivedIntangibleAssetsGross	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:FiniteLivedIntangibleAssetsGross us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:CustomerLists

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2014-08-31	2014-05-31	2014-02-28	2013-11-30	2013-08-31	2013-05-31	2013-02-28	2012-11-30	2012-08-31	2012-02-29	2012-02-28
Value	25	25	25	25	25	25	25	22	22	22	22	22	22	22	22	22	22	22	18	18	19	19	19	19	19	19	19	16	16	16	1.848	1.848	1.848	1.268	1.268
Percentage of FiniteLivedIntangibleAssetsGross	21.8	21.8	21.5	18.7	18.7	18.7	23.8	23.0	23.0	23.0	22.4	22.4	22.4	22.4	22.4	22.4	22.4	22.4	49.2	49.2	47.0	47.0	48.1	48.2	48.2	48.2	48.2	46.3	46.4	46.4	19.4	0.0	0.0	19.8	0.0

us-gaap:CustomerRelationships

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31
Value	33	32	34	40	40	40	16	16	16	16	16	16	16	16	16	16	16	16
Percentage of FiniteLivedIntangibleAssetsGross	28.5	28.4	29.2	29.9	29.9	29.9	15.8	16.4	16.4	16.4	16.4	16.4	16.4	16.4	16.4	16.4	16.4	16.5

us-gaap:DevelopedTechnologyRights

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2014-08-31	2014-05-31	2014-02-28	2013-11-30	2013-08-31	2013-05-31	2013-02-28	2012-11-30	2012-08-31	2012-02-29	2012-02-28
Value	26	27	27	27	27	27	23	22	22	22	22	22	22	22	22	22	22	22	14	14	17	17	16	16	16	16	16	14	14	14	3.001	3.001	3.001	2.853	2.853
Percentage of FiniteLivedIntangibleAssetsGross	23.2	23.5	23.3	20.2	20.2	20.2	22.2	22.3	22.3	22.3	21.7	21.7	21.7	21.7	21.7	21.7	21.7	21.8	37.9	37.9	41.3	41.3	40.0	40.0	40.0	40.0	40.1	40.3	40.4	40.4	31.6	0.0	0.0	44.5	0.0

us-gaap:Patents

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2014-08-31	2014-05-31	2014-02-28	2013-11-30	2013-08-31	2013-05-31	2013-02-28	2012-11-30	2012-08-31	2012-02-29	2012-02-28
Value	0.589	0.589	0.589	0.589	0.589	0.589	0.589	0.58	0.554	0.503	0.483	0.416	0.428	0.389	0.347	0.34	0.325	0.293	0.273	0.259	0.236	0.211	0.176	0.165	0.14	0.128	0.121	0.112	0.05	0.05	0.05	0.041	0.041	0.041	0.041
Percentage of FiniteLivedIntangibleAssetsGross	0.5	0.5	0.5	0.4	0.4	0.4	0.6	0.6	0.6	0.5	0.5	0.4	0.4	0.4	0.3	0.3	0.3	0.3	0.7	0.7	0.6	0.5	0.4	0.4	0.3	0.3	0.3	0.3	0.1	0.1	0.5	0.0	0.0	0.6	0.0

us-gaap:TradeNames

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2014-08-31	2014-05-31	2014-02-28	2013-11-30	2013-08-31	2013-05-31	2013-02-28	2012-11-30	2012-08-31	2012-02-29	2012-02-28
Value	30	30	30	41	41	41	40	37	37	37	37	37	37	37	37	37	37	37	2.143	2.143	2.14	2.13	2.13	2.13	2.13	2.13	2.13	2.13	2.13	2.13	2.13	2.13	2.13	2.13	2.13
Percentage of FiniteLivedIntangibleAssetsGross	26.0	25.8	25.6	30.8	30.8	30.8	37.7	37.8	37.8	37.8	36.7	36.8	36.7	36.7	36.7	36.7	36.7	36.8	5.8	5.8	5.2	5.2	5.3	5.3	5.3	5.3	5.3	6.1	6.1	6.1	22.4	0.0	0.0	33.2	0.0

us-gaap:InterestPayableCurrent

Period End	2020-11-30	2020-05-31	2020-02-29
Value	1532000.0	1531000.0	481000.0
Percentage of InterestPayableCurrent	100.0	100.0	100.0

us-gaap:InventoryFinishedGoodsNetOfReserves

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28
Value	18	18	18	21	26	25	17	14	13	15	17
Percentage of InventoryFinishedGoodsNetOfReserves	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:InventoryRawMaterialsNetOfReserves

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28
Value	13	17	18	22	22	16	14	17	17	16	18
Percentage of InventoryRawMaterialsNetOfReserves	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:Investments

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2014-08-31	2014-05-31	2014-02-28
Value	93	107	111	108	206	206	280	308	311	185	160	156	136	114	106	106	122	122	235	226	221	209	44	39	36	34	28
Percentage of Investments	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:Investments us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FinancialInstrument

us-gaap:FairValueInputsLevel1, us-gaap:MoneyMarketFunds

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-02-29
Value	17	75	5.508	16	64	90	154	191	196	8.405	9.034	1.985	5.709	0.266	3.406	5.324	5.171	3.753
Percentage of Investments	19.0	70.2	4.9	15.0	31.1	43.7	55.1	62.0	63.2	4.5	5.6	1.3	4.2	0.2	3.2	5.0	4.2	1.6

us-gaap:FairValueInputsLevel1, us-gaap:MutualFund

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-02-29
Value	2.127	3.926	3.926	4.367	4.401	6.093	6.023	6.042	6.138	5.946	4.92	5.709	5.504	4.689	5.429	3.753
Percentage of Investments	2.3	3.6	3.5	4.0	2.1	3.0	2.1	2.0	2.0	3.2	3.1	3.6	4.0	4.1	5.1	1.6

us-gaap:FairValueInputsLevel2, us-gaap:RepurchaseAgreements

Period End	2020-11-30	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-02-29
Value	43	60	54	72	69	72	53	46	74	57	62	57	43	24	28	63	130
Percentage of Investments	45.8	53.9	49.9	34.9	33.4	25.7	17.2	14.8	40.3	35.8	39.6	41.8	38.1	22.6	27.0	51.4	55.5

us-gaap:Investments us-gaap:FinancialInstrument

us-gaap:Cash

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-02-29
Value	30	28	31	28	45	22	26	17	19	81	51	46	40	41	39	30	31	6.89
Percentage of Investments	32.9	26.2	28.6	26.2	22.1	10.7	9.3	5.7	6.1	44.2	32.1	29.7	29.5	36.7	37.0	28.5	25.9	2.9

us-gaap:InvestmentsFairValueDisclosure

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2014-08-31	2014-05-31	2014-02-28
Value	94	108	111	108	206	206	280	308	312	185	161	157	136	114	106	106	122	122	236	226	220	209	44	39	36	34	28
Percentage of InvestmentsFairValueDisclosure	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:InvestmentsFairValueDisclosure us-gaap:BalanceSheetLocation

us-gaap:CashAndCashEquivalents

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2014-08-31	2014-05-31	2014-02-28
Value	91	104	107	101	193	190	256	271	273	169	132	138	126	108	93	75	94	67	139	106	100	116	34	23	23	22	19
Percentage of InvestmentsFairValueDisclosure	97.4	96.4	96.5	93.5	93.9	92.1	91.4	88.0	87.7	91.3	81.9	87.7	92.8	94.8	88.0	70.6	77.3	55.0	58.8	47.0	45.3	55.6	77.1	60.0	63.2	64.5	68.1

us-gaap:OtherAssets

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-02-28
Value	2.484	3.932	3.952	5.108	4.886	6.475	6.636	6.758	7.339	6.979	5.95	6.15	5.811	5.413	6.043	5.658	5.524	5.008	8.836	3.526	3.283	2.222
Percentage of InvestmentsFairValueDisclosure	2.6	3.6	3.5	4.7	2.4	3.1	2.4	2.2	2.3	3.8	3.7	3.9	4.3	4.7	5.7	5.3	4.5	4.1	3.7	1.6	1.5	5.0

us-gaap:InvestmentsFairValueDisclosure us-gaap:BalanceSheetLocation, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FinancialInstrument

us-gaap:CashAndCashEquivalents, us-gaap:FairValueInputsLevel1, us-gaap:MoneyMarketFunds

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28
Value	17	75	5.508	16	64	90	154	191	196	8.405	9.034	1.985	5.709	0.266	3.406
Percentage of InvestmentsFairValueDisclosure	18.9	70.2	4.9	14.9	31.1	43.7	55.0	62.0	63.0	4.5	5.6	1.3	4.2	0.2	3.2

us-gaap:CashAndCashEquivalents, us-gaap:FairValueInputsLevel2, us-gaap:RepurchaseAgreements

Period End	2020-11-30	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-02-29
Value	43	60	54	72	69	72	53	46	74	57	62	57	43	24	28	63	130
Percentage of InvestmentsFairValueDisclosure	45.7	53.9	49.7	34.9	33.4	25.7	17.2	14.7	40.1	35.5	39.5	41.8	37.9	22.5	27.0	51.4	55.2

us-gaap:OtherAssets, us-gaap:FairValueInputsLevel1, us-gaap:MutualFund

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-02-29
Value	2.484	3.932	3.952	4.811	4.665	6.281	6.413	6.52	7.086	6.666	5.641	5.83	5.485	5.102	5.801	3.37
Percentage of InvestmentsFairValueDisclosure	2.6	3.6	3.5	4.4	2.3	3.0	2.3	2.1	2.3	3.6	3.5	3.7	4.0	4.5	5.4	1.4

us-gaap:InvestmentsFairValueDisclosure us-gaap:BalanceSheetLocation, us-gaap:FinancialInstrument

us-gaap:CashAndCashEquivalents, us-gaap:Cash

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-02-29
Value	30	28	31	28	45	22	26	17	19	81	51	46	40	41	39	30	31	6.89
Percentage of InvestmentsFairValueDisclosure	32.8	26.2	28.6	26.1	22.1	10.7	9.3	5.7	6.1	44.1	31.8	29.6	29.5	36.6	36.9	28.5	25.8	2.9

us-gaap:InvestmentsFairValueDisclosure us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FinancialInstrument

us-gaap:FairValueInputsLevel1, us-gaap:MoneyMarketFunds

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-02-29
Value	17	75	5.508	16	64	90	154	191	196	8.405	9.034	1.985	5.709	0.266	3.406	5.443	5.238	3.37
Percentage of InvestmentsFairValueDisclosure	18.9	70.2	4.9	14.9	31.1	43.7	55.0	62.0	63.0	4.5	5.6	1.3	4.2	0.2	3.2	5.1	4.3	1.4

us-gaap:FairValueInputsLevel1, us-gaap:MutualFund

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-02-29
Value	2.484	3.932	3.952	4.811	4.665	6.281	6.413	6.52	7.086	6.666	5.641	5.83	5.485	5.102	5.801	3.37
Percentage of InvestmentsFairValueDisclosure	2.6	3.6	3.5	4.4	2.3	3.0	2.3	2.1	2.3	3.6	3.5	3.7	4.0	4.5	5.4	1.4

us-gaap:FairValueInputsLevel2, us-gaap:RepurchaseAgreements

Period End	2020-11-30	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-02-29
Value	43	60	54	72	69	72	53	46	74	57	62	57	43	24	28	63	130
Percentage of InvestmentsFairValueDisclosure	45.7	53.9	49.7	34.9	33.4	25.7	17.2	14.7	40.1	35.5	39.5	41.8	37.9	22.5	27.0	51.4	55.2

us-gaap:InvestmentsFairValueDisclosure us-gaap:FinancialInstrument

us-gaap:Cash

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-02-29
Value	30	28	31	28	45	22	26	17	19	81	51	46	40	41	39	30	31	6.89
Percentage of InvestmentsFairValueDisclosure	32.8	26.2	28.6	26.1	22.1	10.7	9.3	5.7	6.1	44.1	31.8	29.6	29.5	36.6	36.9	28.5	25.8	2.9

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths

Period End	2020-11-30
Value	7115000.0
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths	100.0

us-gaap:LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear

Period End	2020-11-30
Value	2406000.0
Percentage of LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear	100.0

us-gaap:LossContingencyAccrualCarryingValueCurrent

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-02-29
Value	2.2	2.2	1.5	1.5	1.5	1.5	1.5	25	18	17	17	17	16	16	10	2.9
Percentage of LossContingencyAccrualCarryingValueCurrent	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:OperatingLeaseWeightedAverageDiscountRatePercent

Period End	2020-11-30
Value	5.17
Percentage of OperatingLeaseWeightedAverageDiscountRatePercent	100.0

us-gaap:OtherAssetsMiscellaneousNoncurrent

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-02-28
Value	2357000.0	2657000.0	2599000.0	5460000.0	2954000.0	1309000.0	1090000.0	803000.0	776000.0	825000.0	4351000.0	3357000.0	2954000.0	2300000.0	2080000.0	2181000.0	2088000.0	2003000.0	637000.0	677000.0	915000.0
Percentage of OtherAssetsMiscellaneousNoncurrent	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:OtherSundryLiabilitiesCurrent

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-02-28	2016-02-29
Value	4641000.0	4958000.0	7627000.0	7507000.0	5939000.0	8569000.0	6972000.0	9450000.0	5886000.0	7253000.0	8395000.0	8012000.0	7356000.0	8296000.0	3583000.0
Percentage of OtherSundryLiabilitiesCurrent	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:PrepaidExpenseNoncurrent

Period End	2020-11-30	2020-05-31	2020-02-29
Value	2747000.0	1942000.0	2318000.0
Percentage of PrepaidExpenseNoncurrent	100.0	100.0	100.0

us-gaap:ProductWarrantyAccrualClassifiedCurrent

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-02-29
Value	1184000.0	1043000.0	987000.0	1353000.0	1799000.0	1237000.0	1398000.0	1473000.0	5570000.0	5440000.0	5734000.0	6145000.0	6048000.0	6394000.0	6518000.0	1892000.0
Percentage of ProductWarrantyAccrualClassifiedCurrent	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:RestructuringReserve

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31
Value	2093000.0	2320000.0	2742000.0	2728000.0	2528000.0	1640000.0	5756000.0	3841000.0	3297000.0
Percentage of RestructuringReserve	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:RestructuringReserve us-gaap:RestructuringCostAndReserve

camp:Facilities

Period End	2020-11-30	2020-05-31	2020-02-29	2019-02-28	2018-11-30	2018-08-31
Value	0	237000.0	359000.0	2977000.0	3150000.0	2415000.0
Percentage of RestructuringReserve	0.0	10.2	13.1	51.7	82.0	73.2

camp:Personnel

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31
Value	2093000.0	2083000.0	2383000.0	2728000.0	2528000.0	1640000.0	2779000.0	691000.0	882000.0
Percentage of RestructuringReserve	100.0	89.8	86.9	100.0	100.0	100.0	48.3	18.0	26.8

us-gaap:RevenueRemainingPerformanceObligation

Period End	2020-11-30	2020-05-31	2020-02-29	2019-02-28
Value	135	135	134	51
Percentage of RevenueRemainingPerformanceObligation	100.0	100.0	100.0	100.0

us-gaap:RevenueRemainingPerformanceObligationPercentage

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31
Value	17.0	0.4	0.44	0.17	0.3	0.42	0.48	0.18	0.26
Percentage of RevenueRemainingPerformanceObligationPercentage	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-02-28	2014-02-28	2013-02-28	2012-11-30	2012-08-31	2012-02-29
Value	3158000.0	2135000.0	2215000.0	2372000.0	2514000.0	1432000.0	1507000.0	1526000.0	1528000.0	1363000.0	1434000.0	1461000.0	1457000.0	1198000.0	1239000.0	1266000.0	1294000.0	931000.0	953000.0	886000.0	1024000.0	1338000.0	1345000.0	1357000.0	1929000.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-02-28	2014-02-28	2013-02-28	2012-11-30	2012-08-31	2012-02-29
Value	10.69	14.19	14.47	14.58	14.69	19.69	19.77	20.05	20.03	17.8	17.72	17.55	17.43	16.0	15.94	16.01	16.03	16.69	16.66	12.9	8.02	4.4	4.4	4.33	2.71
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber

Period End	2020-11-30	2020-02-29	2019-02-28	2018-02-28	2017-02-28	2016-02-29
Value	578000.0	633000.0	698000.0	590000.0	624000.0	688000.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice

Period End	2020-11-30	2020-02-29	2019-02-28	2018-02-28	2017-02-28	2016-02-29
Value	14.37	13.21	10.22	7.54	5.03	4.66
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue

Period End	2020-11-30
Value	408000.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue	100.0

us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1

Period End	2020-11-30	2020-02-29	2019-02-28	2018-02-28	2017-02-28	2016-02-29
Value	408000.0	850000.0	3360000.0	9349000.0	7046000.0	9374000.0
Percentage of SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:ValuationAllowancesAndReservesBalance us-gaap:ValuationAllowancesAndReservesType

us-gaap:ValuationAllowancesAndReservesBalance

us-gaap:WarrantyReserves

Period End	2020-11-30	2020-05-31	2020-02-29	2019-11-30	2019-08-31	2019-05-31	2019-02-28	2018-11-30	2018-08-31	2018-05-31	2018-02-28	2017-11-30	2017-08-31	2017-05-31	2017-02-28	2016-11-30	2016-08-31	2016-05-31	2016-02-29	2015-11-30	2015-08-31	2015-05-31	2015-02-28	2014-11-30	2014-02-28	2013-02-28	2012-02-29	2012-02-28	2011-02-28	2010-02-28
Value	1.184	1.042	0.987	1.353	1.799	1.237	1.398	1.473	5.57	5.44	5.734	6.145	6.048	6.394	6.518	2.564	3.23	3.515	1.892	2.126	1.799	1.854	1.819	1.835	1.516	1.328	0.994	0.994	0.7	1.231
Percentage of ValuationAllowancesAndReservesBalance	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

Line plots across dimensions of each concept

COGS Ratio
us-gaap:ProductOrService
(None,)

Gross Margin
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
('us-gaap:OperatingSegments', None)

TTM Greenblatt ROC
_
(None,)

us-gaap:CostOfGoodsAndServicesSold
us-gaap:ProductOrService
(None,)

us-gaap:GrossProfit
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
('us-gaap:OperatingSegments', None)

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax
us-gaap:ProductOrService
(None,)

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
('us-gaap:OperatingSegments', None)

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax
us-gaap:StatementGeographical
(None,)

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax
us-gaap:TimingOfTransferOfGoodOrService
(None,)

us-gaap:StockholdersEquity
us-gaap:StatementEquityComponents
(None,)

us-gaap:FiniteLivedIntangibleAssetsNet
us-gaap:FiniteLivedIntangibleAssetsByMajorClass
(None,)

us-gaap:StockholdersEquity
us-gaap:StatementEquityComponents
(None,)

us-gaap:ShareBasedCompensation
us-gaap:IncomeStatementLocation
(None,)

CAMP

Table of contents

Plots across concepts

Tables

Common Stock Value

us-gaap:CommonStockValue

us-gaap:CommonStockValue

Common Stock Shares Issued

us-gaap:CommonStockSharesIssued

us-gaap:CommonStockSharesIssued

Common Stock Shares Outstanding

us-gaap:CommonStockSharesOutstanding

us-gaap:CommonStockSharesOutstanding

Weighted Average Number Of Diluted Shares Outstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

Weighted Average Number Of Shares Outstanding Basic

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic

Weighted Average Number Of Share Outstanding Basic And Diluted

us-gaap:WeightedAverageNumberOfShareOutstandingBasicAndDiluted

us-gaap:WeightedAverageNumberOfShareOutstandingBasicAndDiluted

Earnings Per Share Basic

us-gaap:EarningsPerShareBasic

us-gaap:EarningsPerShareBasic

Earnings Per Share Diluted

us-gaap:EarningsPerShareDiluted

us-gaap:EarningsPerShareDiluted

Comprehensive Income Net Of Tax

us-gaap:ComprehensiveIncomeNetOfTax

us-gaap:ComprehensiveIncomeNetOfTax

Cost Of Goods And Services Sold

us-gaap:CostOfGoodsAndServicesSold

us-gaap:CostOfGoodsAndServicesSold

us-gaap:CostOfGoodsAndServicesSold us-gaap:ProductOrService

camp:ApplicationSubscriptionsAndOtherServices

us-gaap:Product

General And Administrative Expense

us-gaap:GeneralAndAdministrativeExpense

us-gaap:GeneralAndAdministrativeExpense

Gross Profit

us-gaap:GrossProfit

us-gaap:GrossProfit

us-gaap:GrossProfit us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, camp:LoJackUSSVRProducts

us-gaap:OperatingSegments, camp:SoftwareAndSubscriptionServices

us-gaap:OperatingSegments, camp:TelematicsSystems

Income Tax Expense Benefit

us-gaap:IncomeTaxExpenseBenefit

us-gaap:IncomeTaxExpenseBenefit

Interest Expense

us-gaap:InterestExpense

us-gaap:InterestExpense

Interest Expense Debt

us-gaap:InterestExpenseDebt us-gaap:DebtInstrument

us-gaap:InterestExpenseDebt

camp:TwoThousandAndTwentyFiveConvertibleNotes

us-gaap:InterestExpenseDebt us-gaap:Ownership

camp:SynoviaSolutions

Net Income Loss

us-gaap:NetIncomeLoss

us-gaap:NetIncomeLoss

us-gaap:NetIncomeLoss us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings

Nonoperating Income Expense

us-gaap:NonoperatingIncomeExpense

us-gaap:NonoperatingIncomeExpense

Operating Expenses

us-gaap:OperatingExpenses

us-gaap:OperatingExpenses

Operating Income Loss

us-gaap:OperatingIncomeLoss

us-gaap:OperatingIncomeLoss

Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax

us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax us-gaap:StatementEquityComponents

us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax

us-gaap:AccumulatedOtherComprehensiveIncome

Other Nonoperating Income Expense

us-gaap:OtherNonoperatingIncomeExpense

us-gaap:OtherNonoperatingIncomeExpense