REZI


Line plots across dimensions of each concept
Tables

Table of contents


us-gaap:StatementEquityComponents
us-gaap:SharesOutstanding

us-gaap:CommonStockSharesIssued

us-gaap:CommonStockSharesOutstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic
us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecurities
us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount

us-gaap:EarningsPerShareBasic

us-gaap:EarningsPerShareDiluted

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

us-gaap:CostOfGoodsAndServicesSold

us-gaap:GrossProfit

us-gaap:SellingGeneralAndAdministrativeExpense

us-gaap:OperatingIncomeLoss
us-gaap:StatementBusinessSegments

us-gaap:InterestExpense

us-gaap:InterestExpenseDebt

us-gaap:OtherNonoperatingIncomeExpense

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest

us-gaap:NonoperatingIncomeExpense

us-gaap:IncomeTaxExpenseBenefit

us-gaap:ProfitLoss

us-gaap:OtherComprehensiveIncomeLossNetOfTax
us-gaap:StatementEquityComponents

us-gaap:NetIncomeLoss
us-gaap:StatementEquityComponents

us-gaap:ComprehensiveIncomeNetOfTax

us-gaap:Assets

us-gaap:LiabilitiesAndStockholdersEquity

us-gaap:StockholdersEquity
us-gaap:StatementEquityComponents

us-gaap:AssetsCurrent

us-gaap:CashAndCashEquivalentsAtCarryingValue

us-gaap:AccountsReceivableNetCurrent

us-gaap:InventoryNet

us-gaap:OtherAssetsCurrent

us-gaap:PropertyPlantAndEquipmentNet

us-gaap:Goodwill
us-gaap:BusinessAcquisition
us-gaap:ReportingUnit

us-gaap:OperatingLeaseRightOfUseAsset

us-gaap:OtherAssetsNoncurrent

us-gaap:LiabilitiesCurrent

us-gaap:LongTermDebtCurrent

us-gaap:AccountsPayableCurrent

us-gaap:OtherAccruedLiabilitiesCurrent

us-gaap:TaxesPayableCurrent

us-gaap:AccruedLiabilitiesCurrent

us-gaap:OperatingLeaseLiabilityCurrent

us-gaap:LongTermDebt

us-gaap:LongTermDebtNoncurrent

us-gaap:OtherLiabilitiesNoncurrent

us-gaap:OperatingLeaseLiabilityNoncurrent

us-gaap:StockholdersEquity
us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital

us-gaap:RetainedEarningsAccumulatedDeficit

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax

us-gaap:TreasuryStockValue

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue
us-gaap:StatementEquityComponents

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetIncomeLoss
us-gaap:StatementEquityComponents

us-gaap:ProfitLoss

us-gaap:IncreaseDecreaseInOtherOperatingCapitalNet

us-gaap:IncreaseDecreaseInInventories

us-gaap:IncreaseDecreaseInAccountsPayable

us-gaap:ShareBasedCompensation

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities
us-gaap:CreditFacility, us-gaap:DebtInstrument
us-gaap:DebtInstrumentInterestRateStatedPercentage
us-gaap:TitleOfIndividual, us-gaap:AwardType, us-gaap:PlanName
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod
us-gaap:CounterpartyName
rezi:AccrualForIndemnficiationLossContignenciesPayments1
us-gaap:CounterpartyName
rezi:AccrualForIndemnificationLossContingenciesChargesToExpenseForNewLosses
us-gaap:DebtInstrument, us-gaap:StatementScenario
rezi:ConsolidatedTotalLeverageRatio
us-gaap:StatementScenario, us-gaap:CreditFacility

rezi:IncreaseDecreaseInObligationsPayable

rezi:OtherSpinOffCost

rezi:PaymentsToAcquirePropertyPlantEquipmentAndOtherIntangibles

rezi:ReimbursementAgreementGainExpense
us-gaap:IncomeStatementLocation
us-gaap:CounterpartyName, us-gaap:SubsequentEventType, us-gaap:TypeOfArrangement
rezi:ReimbursementObligationQuarterlyPayment

rezi:SegmentAdjustedEarningsBeforeInterestTaxDepreciationAndAmortization
us-gaap:StatementEquityComponents
rezi:StockIssuedDuringPeriodSharesNetOfSharesWithHeldForEmployeeTaxes

rezi:StockIssuedDuringPeriodValueNetOfSharesWithHeldForEmployeeTaxes
us-gaap:StatementEquityComponents

us-gaap:BusinessCombinationAcquisitionRelatedCosts

us-gaap:CurrentIncomeTaxExpenseBenefit
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanNetPeriodicBenefitCost

us-gaap:DepreciationAndAmortization

us-gaap:EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations

us-gaap:IncreaseDecreaseInAccruedLiabilities

us-gaap:IncreaseDecreaseInOtherCurrentAssets

us-gaap:IncreaseDecreaseInReceivables

us-gaap:InterestRevenueExpenseNet

us-gaap:OperatingLeaseCost
us-gaap:IncomeStatementLocation

us-gaap:OperatingLeasePayments

us-gaap:OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent

us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent

us-gaap:OtherNoncashIncomeExpense

us-gaap:PaymentsRelatedToTaxWithholdingForShareBasedCompensation

us-gaap:PaymentsToAcquireBusinessesNetOfCashAcquired
us-gaap:BusinessAcquisition

us-gaap:ProfessionalFees

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

us-gaap:RestructuringCosts
us-gaap:RelatedPartyTransactionsByRelatedParty

us-gaap:RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability
us-gaap:CounterpartyName, us-gaap:SubsequentEventType, us-gaap:TypeOfArrangement
us-gaap:RoyaltyExpense
us-gaap:CounterpartyName, us-gaap:TypeOfArrangement

us-gaap:StandardProductWarrantyAccrualPayments

us-gaap:StandardProductWarrantyAccrualPreexistingIncreaseDecrease

us-gaap:StandardProductWarrantyAccrualWarrantiesIssued

us-gaap:VariableLeaseCost
us-gaap:CounterpartyName
rezi:AccrualForIndemnificationLossContingencies
us-gaap:CounterpartyName, us-gaap:BalanceSheetLocation
rezi:AccrualForIndemnificationLossContingenciesCurrent
us-gaap:CounterpartyName, us-gaap:BalanceSheetLocation
rezi:AccrualForIndemnificationLossContingenciesNonCurrent
us-gaap:LossContingenciesByNatureOfContingency
rezi:DueToHoneywellForTaxIndemnification

rezi:ObligationsPayableToHoneywell

rezi:ObligationsPayableToHoneywellUnderIndemnificationAgreements

rezi:ObligationsPayableToHoneywellUnderIndemnificationAgreementsCurrent

rezi:TreasurySharesExcludedFromLossEarningsPerShareCalculation

us-gaap:AccrualForEnvironmentalLossContingencies

us-gaap:CustomerRefundLiabilityCurrent
us-gaap:DebtInstrument
us-gaap:DebtInstrumentCarryingAmount
us-gaap:CreditFacility, us-gaap:DebtInstrument
us-gaap:DebtInstrumentFairValue
us-gaap:DebtInstrument

us-gaap:DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPensionPlanLiabilitiesNoncurrent

us-gaap:EmployeeRelatedLiabilitiesCurrent

us-gaap:InventoryFinishedGoodsNetOfReserves

us-gaap:InventoryRawMaterialsNetOfReserves

us-gaap:InventoryValuationReserves

us-gaap:InventoryWorkInProcessNetOfReserves
us-gaap:CreditFacility
us-gaap:LineOfCredit
us-gaap:CreditFacility, us-gaap:DebtInstrument
us-gaap:BalanceSheetLocation
us-gaap:RestructuringReserve

us-gaap:StandardProductWarrantyAccrual

us-gaap:UnamortizedDebtIssuanceExpense

Tables

  2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
 us-gaap:SharesOutstanding us-gaap:StatementEquityComponents us-gaap:CommonStock█▆▄▃▃▂▁123.378123.121122.873122.786122.71122.686122.499NANANANANANANA
 us-gaap:SharesOutstanding us-gaap:StatementEquityComponents us-gaap:TreasuryStock█▆▄▃▃▃▁0.8520.7520.6150.5960.5580.5520.468NANANANANANANA
us-gaap:CommonStockSharesIssued █▇▅▅▄▄▁124.23123.874123.488123.382123.268123.238122.498794NANANA122.966558NANANA
us-gaap:CommonStockSharesOutstanding █▆▄▃▃▂▁123.378123.121122.873122.786122.71122.686122.498794NANANA122.966558NANANA
us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding █▁123.203122.962NA123.244122.7123.472NA122.967122.499122.499NANANANA
us-gaap:WeightedAverageNumberOfSharesOutstandingBasic █▁123.203122.962NA122.77122.7122.57NA122.967122.499122.499NA122.967NANA
 us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecurities rezi:OptionsAndOtherRights█▁4.74.5NA3.81.41.8NANANANANANANANA
 us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecurities rezi:PerformanceBasedUnitAwards█▁0.60.4NA0.30.30.3NANANANANANANANA
us-gaap:EarningsPerShareBasic ▄▅▅▅▅▆▅█▅▆▁▅▅▅-0.62-0.17-0.070.07-0.090.390.132.540.270.37-3.670.190.130.13
us-gaap:EarningsPerShareDiluted ▄▅▅▅▅▆▅█▅▆▁▅▅▅-0.62-0.17-0.070.06-0.090.390.132.540.270.37-3.670.190.130.13
  2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
 Operating Margin us-gaap:StatementBusinessSegments rezi:ADIGlobalDistributionSegment▁▆█▇▆▃▃▄▄631.0704.0729.0714.0705.0665.0664.0674.0678.0NANANANANA
 Operating Margin us-gaap:StatementBusinessSegments rezi:ProductsAndSolutionsSegment▁▄▇▅▆▆█▅▅▅398.0475.0575.0512.0537.0551.0602.0526.0518.0523.0NANANANA
  2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
  2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax ▁▅█▆▆▆▇▅▅▄▆▄▃▂1029.01179.01304.01226.01242.01216.01266.01200.01196.01165.01209.01152.01096.01062.0
us-gaap:CostOfGoodsAndServicesSold ▁▄█▆▆▅▆▃▃▂▃▂793.0895.01012.0937.0946.0903.0936.0853.0850.0822.0848.0816.0NANA
us-gaap:GrossProfit ▁▄▄▄▄▅▆▇▇▇█▇▅▅236.0284.0292.0289.0296.0313.0330.0347.0346.0343.0361.0336.0308.0311.0
us-gaap:SellingGeneralAndAdministrativeExpense ▆▇▂▄█▄▃▂▂▁▃▁242.0250.0220.0230.0254.0228.0225.0219.0217.0212.0224.0214.0NANA
us-gaap:OperatingIncomeLoss ▁▃▅▄▃▆███-6.034.072.059.042.085.0126.0131.0129.0NA143.0128.0NANA
 us-gaap:OperatingIncomeLoss us-gaap:StatementBusinessSegments rezi:ADIGlobalDistributionSegment▁▇██▇▇▅▆▆28.046.047.048.046.046.040.043.041.0NANANANANA
 us-gaap:OperatingIncomeLoss us-gaap:StatementBusinessSegments rezi:ProductsAndSolutionsSegment▁▃▆▄▄▅▂▇▇█35.053.092.066.070.081.048.0107.0109.0117.0NANANANA
us-gaap:InterestExpense ███▇███▁18.017.018.016.018.017.018.02.0NANANANANANA
us-gaap:InterestExpenseDebt 18.0NA18.016.018.0NANANANANANANANANA
us-gaap:OtherNonoperatingIncomeExpense █▅▄▅▅▇▅▁▂▅▂▄29.0-42.0-64.0-35.0-35.016.0-47.0-146.0-124.0-52.0-114.0-65.0NANA
us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest ▁▂▃▄▃█▆▃▄█▅▇-53.0-25.0-10.08.0-11.084.038.0-18.05.079.022.058.0NANA
us-gaap:NonoperatingIncomeExpense █▃▁▆▆▇4.0-9.0-14.00.00.01.0NANANANANANANANA
us-gaap:IncomeTaxExpenseBenefit ▄▄▄▄▄▄▄▁▄▄█▄23.0-4.0-1.00.00.036.022.0-329.0-28.034.0471.035.0NANA
us-gaap:ProfitLoss ▄▅▅▅▅▆▅█▅▆▁-76.0-21.0-9.08.0-11.048.016.0311.033.045.0-449.0NANANA
us-gaap:OtherComprehensiveIncomeLossNetOfTax █▁44.0-66.0NA-35.0-4.06.0NA-5.0-49.030.0NANANANA
us-gaap:NetIncomeLoss ▄▅▅▅▅▆▅█▅▆▁▅▅▅-76.0-21.0-9.08.0-11.048.016.0311.033.045.0-449.023.016.016.0
 us-gaap:NetIncomeLoss us-gaap:StatementEquityComponents us-gaap:RetainedEarnings▁█-76.0-21.0NANA-11.048.0NANANANANANANANA
us-gaap:ComprehensiveIncomeNetOfTax ▅▄▅▅▅▆▅█▅▆▁▆-32.0-87.019.0-27.0-15.054.0-44.0306.0-16.075.0-448.043.0NANA
  2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
  2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
us-gaap:Assets ▆█▆▆▆▆▄▁5166.05287.05128.05133.05160.05144.04972.04742.0NANA4473.0NANANA
us-gaap:LiabilitiesAndStockholdersEquity ▆█▆▆▆▆▄▁5166.05287.05128.05133.05160.05144.04972.04742.0NANA4473.0NANANA
us-gaap:StockholdersEquity ▁▁▂▁▂▂▁█▇▇█1495.01521.01602.01573.01593.01592.01533.02685.02480.02589.02603.0NANANA
  2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
us-gaap:AssetsCurrent ▅█▄▅▅▅▄▁1843.01993.01785.01840.01846.01862.01809.01668.0NANA1392.0NANANA
us-gaap:CashAndCashEquivalentsAtCarryingValue █▇▃▃▃▅▆▄▂▁▁▁362.0338.0122.0132.0142.0212.0265.0184.093.075.056.057.0NANA
us-gaap:AccountsReceivableNetCurrent ▁▇▇███▇704.0820.0817.0845.0835.0838.0821.0NANANA779.0NANANA
us-gaap:InventoryNet ▂▅▅██▆▂▁614.0671.0671.0729.0722.0701.0628.0603.0NANA465.0NANANA
us-gaap:OtherAssetsCurrent ▇▇█▅▆▄▃▁163.0164.0175.0134.0147.0111.095.072.0NANA69.0NANANA
  2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
us-gaap:PropertyPlantAndEquipmentNet ▇▆█▆▆▄▅▁311.0304.0316.0306.0304.0296.0300.0276.0NANA265.0NANANA
us-gaap:Goodwill ▆▁▇▅█▇▅▆2638.02612.02642.02632.02650.02644.02634.02638.0NANA2648.0NANANA
us-gaap:OperatingLeaseRightOfUseAsset ▅▅█▆▆▁129.0129.0137.0130.0132.0117.0NANANANANANANANA
us-gaap:OtherAssetsNoncurrent ██▆▅▅▅▁▁374.0378.0258.0230.0233.0214.012.018.0NANA23.0NANANA
  2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
us-gaap:LiabilitiesCurrent ▆█▃▄▄▄▃▁1662.01755.01494.01551.01559.01559.01489.01400.0NANA1147.0NANANA
us-gaap:LongTermDebtCurrent ▆█▁▂▁▁▁287.0382.022.088.022.022.022.0NANANANANANANA
us-gaap:AccountsPayableCurrent ▁▄▅▅██▆▂811.0906.0920.0932.01009.01013.0964.0850.0NANA678.0NANANA
us-gaap:OtherAccruedLiabilitiesCurrent ▆▆▅█▇▇▃▁215.0203.0202.0277.0258.0235.0114.068.0NANA49.0NANANA
us-gaap:TaxesPayableCurrent ▃▁▄▁▃█▅55.040.066.041.057.0105.076.0NANANANANANANA
us-gaap:AccruedLiabilitiesCurrent █▄█▇▇▆▆▁564.0467.0552.0531.0528.0524.0503.0388.0NANA409.0NANANA
us-gaap:OperatingLeaseLiabilityCurrent ▁█▄30.032.031.0NANANANANANANANANANANA
  2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
us-gaap:LongTermDebt ▆█▁▂▁▁▁1427.01531.01180.01253.01191.01196.01201.0NANANANANANANA
us-gaap:LongTermDebtNoncurrent ▁▃▄▅▆▇█1140.01149.01158.01165.01169.01174.01179.0NANANANANANANA
us-gaap:OtherLiabilitiesNoncurrent ▄▄▄▄▄▄▁█284.0270.0280.0264.0258.0239.029.0557.0NANA346.0NANANA
us-gaap:OperatingLeaseLiabilityNoncurrent ▂▁█106.0105.0111.0NANANANANANANANANANANA
  2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
us-gaap:StockholdersEquity ▁▁▂▁▂▂▁█▇▇█1495.01521.01602.01573.01593.01592.01533.02685.02480.02589.02603.0NANANA
us-gaap:AdditionalPaidInCapital █▇▆▅▄▂▁1775.01768.01761.01751.01743.01727.01720.0NANANANANANANA
us-gaap:RetainedEarningsAccumulatedDeficit ▁▆▇█▇█▅-59.017.038.047.039.050.02.0NANANANANANANA
us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax ▃▁▄▃▅▅▅█-216.0-260.0-194.0-222.0-187.0-183.0-189.0-124.0NANA-100.0NANANA
us-gaap:TreasuryStockValue █▄▁5.04.03.0NANANANANANANANANANANA
us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue ▄▄7.07.0NA8.07.07.0NANANANANANANANA
  2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
us-gaap:NetCashProvidedByUsedInOperatingActivities █▃▇▄▄▄▇▇██▁145.0-74.093.0-33.0-27.0-10.087.0117.0132.0126.0-143.0NANANA
us-gaap:NetCashProvidedByUsedInInvestingActivities ▇▁▅▅▄▆▆▃██▇-15.0-51.0-29.0-28.0-34.0-21.0-18.0-39.0-8.0-9.0-13.0NANANA
us-gaap:NetCashProvidedByUsedInFinancingActivities ▁█▂▃▃▂▃▃▁▁▅-108.0349.0-75.053.0-8.0-23.019.015.0-102.0-99.0157.0NANANA
us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect ▃█▂▂▁▁▅▅▃▃24.0216.0-10.0-10.0-70.0-53.081.091.018.019.0NANANANA
  2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
us-gaap:NetCashProvidedByUsedInOperatingActivities █▃▇▄▄▄▇▇██▁145.0-74.093.0-33.0-27.0-10.087.0117.0132.0126.0-143.0NANANA
us-gaap:NetIncomeLoss ▄▅▅▅▅▆▅█▅▆▁▅▅▅-76.0-21.0-9.08.0-11.048.016.0311.033.045.0-449.023.016.016.0
 us-gaap:NetIncomeLoss us-gaap:StatementEquityComponents us-gaap:RetainedEarnings▁█-76.0-21.0NANA-11.048.0NANANANANANANANA
us-gaap:ProfitLoss ▄▅▅▅▅▆▅█▅▆▁-76.0-21.0-9.08.0-11.048.016.0311.033.045.0-449.0NANANA
us-gaap:IncreaseDecreaseInOtherOperatingCapitalNet ▁█-13.02.0NANA0.0-6.0NANANANANANANANA
us-gaap:IncreaseDecreaseInInventories ▁▅▁▅▅█▆█▇▅▁-64.06.0-65.014.023.072.030.079.053.010.0-73.0NANANA
us-gaap:IncreaseDecreaseInAccountsPayable ▁▅▄▃▃▇█▆█▆▁-108.0-1.0-15.0-48.0-45.070.080.045.088.018.0-109.0NANANA
us-gaap:ShareBasedCompensation ▇▇▁█▇▇▄▅▄▂▂7.07.03.08.07.07.05.06.05.04.04.0NANANA
  2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
us-gaap:NetCashProvidedByUsedInInvestingActivities ▇▁▅▅▄▆▆▃██▇-15.0-51.0-29.0-28.0-34.0-21.0-18.0-39.0-8.0-9.0-13.0NANANA
  2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
us-gaap:NetCashProvidedByUsedInFinancingActivities ▁█▂▃▃▂▃▃▁▁▅-108.0349.0-75.053.0-8.0-23.019.015.0-102.0-99.0157.0NANANA
  2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:CreditFacility,us-gaap:DebtInstrument rezi:TermAAndTermBLoanFacility,rezi:SeniorCreditFacilities▁█2.56e-084.2000000000000006e-08NA4.11e-084.33e-084.63e-084.4900000000000005e-08NANANANANANANA

None

us-gaap:SharesOutstanding us-gaap:StatementEquityComponents

us-gaap:SharesOutstanding

us-gaap:CommonStock


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value123123122122122122122
Percentage of SharesOutstanding100.0100.0100.0100.0100.0100.0100.0

us-gaap:TreasuryStock


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value0.8520.7520.6150.5960.5580.5520.468
Percentage of SharesOutstanding0.70.60.50.50.50.40.4

None

us-gaap:CommonStockSharesIssued

us-gaap:CommonStockSharesIssued


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value124123123123123123122122
Percentage of CommonStockSharesIssued100.0100.0100.0100.0100.0100.0100.0100.0

None

us-gaap:CommonStockSharesOutstanding

us-gaap:CommonStockSharesOutstanding


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-10-282017-12-31
Value1231231221221221221220.0122
Percentage of CommonStockSharesOutstanding100.0100.0100.0100.0100.0100.0100.00.0100.0

None

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding


None
Period End2020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value123122123122123122122122
Percentage of WeightedAverageNumberOfDilutedSharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0

None

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic


None
Period End2020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-30
Value123122122122122122122122122
Percentage of WeightedAverageNumberOfSharesOutstandingBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0

None

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecurities

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount

rezi:OptionsAndOtherRights


None
Period End2020-06-302020-03-312019-09-302019-06-302019-03-31
Value4700000.04500000.03800000.01400000.01800000.0
Percentage of AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount100.0100.0100.0100.0100.0

rezi:PerformanceBasedUnitAwards


None
Period End2020-06-302020-03-312019-09-302019-06-302019-03-31
Value600000.0400000.0300000.0300000.0300000.0
Percentage of AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount12.88.97.921.416.7

None

us-gaap:EarningsPerShareBasic

us-gaap:EarningsPerShareBasic


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value-0.62-0.17-0.070.07-0.090.390.132.540.270.37-3.670.190.130.13
Percentage of EarningsPerShareBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

None

us-gaap:EarningsPerShareDiluted

us-gaap:EarningsPerShareDiluted


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value-0.62-0.17-0.070.06-0.090.390.132.540.270.37-3.670.190.130.13
Percentage of EarningsPerShareDiluted100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

None

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value10291179130412261242121612661200119611651209115210961062
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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

us-gaap:IntersegmentElimination, rezi:ProductsAndSolutionsSegment


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value-84.0-84.0-84.0-83.0-74.0-71.0-69.0-77.0-80.0-79.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-8.2-7.1-6.4-6.8-6.0-5.8-5.5-6.4-6.7-6.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-8.2-7.1-6.4-6.8-6.0-5.8-5.5-6.4-6.7-6.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:IntersegmentElimination rezi:ProductsAndSolutionsSegment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, rezi:ProductsAndSolutionsSegment


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value482559659595611622671603598602
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax46.847.450.548.549.251.253.050.250.051.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax46.847.450.548.549.251.253.050.250.051.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments rezi:ProductsAndSolutionsSegment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ProductOrService, us-gaap:StatementBusinessSegments

rezi:Comfort, rezi:ProductsAndSolutionsSegment


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value198230304256271272327271261262
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax19.219.523.320.921.822.425.822.621.822.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax19.219.523.320.921.822.425.822.621.822.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax rezi:Comfort rezi:ProductsAndSolutionsSegment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

rezi:ResidentialThermalSolutions, rezi:ProductsAndSolutionsSegment


None
Period End2020-06-302020-03-312019-06-302019-03-31
Value85123129147
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax8.310.410.412.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax8.310.410.412.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax rezi:ResidentialThermalSolutions rezi:ProductsAndSolutionsSegment100.0100.0100.0100.0

rezi:Security, rezi:ProductsAndSolutionsSegment


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value115122123128137132121119122110
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax11.210.39.410.411.010.99.69.910.29.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax11.210.39.410.411.010.99.69.910.29.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax rezi:Security rezi:ProductsAndSolutionsSegment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:StatementBusinessSegments

rezi:ADIGlobalDistributionSegment


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value631704729714705665664674678
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax61.359.755.958.256.854.752.456.256.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax61.359.755.958.256.854.752.456.256.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax rezi:ADIGlobalDistributionSegment100.0100.0100.0100.0100.0100.0100.0100.0100.0

rezi:ProductsAndSolutionsSegment


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value398475575512537551602526518523
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax38.740.344.141.843.245.347.643.843.344.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax38.740.344.141.843.245.347.643.843.344.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax rezi:ProductsAndSolutionsSegment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:StatementGeographical, us-gaap:StatementBusinessSegments

rezi:USAndCanada, rezi:ADIGlobalDistributionSegment


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value532576589590579536533555548
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax51.748.945.248.146.644.142.146.245.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax51.748.945.248.146.644.142.146.245.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax rezi:USAndCanada rezi:ADIGlobalDistributionSegment100.0100.0100.0100.0100.0100.0100.0100.0100.0

srt:AsiaPacific, rezi:ADIGlobalDistributionSegment


None
Period End2020-06-302020-03-312019-06-302019-03-31
Value4.0141414
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.41.21.11.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.41.21.11.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax srt:AsiaPacific rezi:ADIGlobalDistributionSegment100.0100.0100.0100.0

us-gaap:EMEA, rezi:ADIGlobalDistributionSegment


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value95114123109112115118107115
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax9.29.79.48.99.09.59.38.99.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax9.29.79.48.99.09.59.38.99.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:EMEA rezi:ADIGlobalDistributionSegment100.0100.0100.0100.0100.0100.0100.0100.0100.0

None

us-gaap:CostOfGoodsAndServicesSold

us-gaap:CostOfGoodsAndServicesSold


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value7938951012937946903936853850822848816
Percentage of CostOfGoodsAndServicesSold100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax77.175.977.676.476.274.373.971.171.170.670.170.8

None

us-gaap:GrossProfit

us-gaap:GrossProfit


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value236284292289296313330347346343361336308311
Percentage of GrossProfit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax22.924.122.423.623.825.726.128.928.929.429.929.228.129.3

None

us-gaap:SellingGeneralAndAdministrativeExpense

us-gaap:SellingGeneralAndAdministrativeExpense


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value242250220230254228225219217212224214
Percentage of SellingGeneralAndAdministrativeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax23.521.216.918.820.518.817.818.218.118.218.518.6

None

us-gaap:OperatingIncomeLoss

us-gaap:OperatingIncomeLoss


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-312017-09-30
Value-6.03472594285126131129143128
Percentage of OperatingIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.62.95.54.83.47.010.010.910.811.811.1

us-gaap:OperatingIncomeLoss us-gaap:StatementBusinessSegments

rezi:ADIGlobalDistributionSegment


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value284647484646404341
Percentage of OperatingIncomeLoss-466.7135.365.381.4109.554.131.732.831.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax2.73.93.63.93.73.83.23.63.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax rezi:ADIGlobalDistributionSegment4.46.56.46.76.56.96.06.46.0

rezi:ProductsAndSolutionsSegment


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value35539266708148107109117
Percentage of OperatingIncomeLoss-583.3155.9127.8111.9166.795.338.181.784.50.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax3.44.57.15.45.66.73.88.99.110.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax rezi:ProductsAndSolutionsSegment8.811.216.012.913.014.78.020.321.022.4

None

us-gaap:InterestExpense

us-gaap:InterestExpense


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value181718161817182.0
Percentage of InterestExpense100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.71.41.41.31.41.41.40.2

None

us-gaap:InterestExpenseDebt

us-gaap:InterestExpenseDebt


None
Period End2020-06-302019-12-312019-09-302019-06-30
Value18181618
Percentage of InterestExpenseDebt100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.71.41.31.4

None

us-gaap:OtherNonoperatingIncomeExpense

us-gaap:OtherNonoperatingIncomeExpense


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value29-42.0-64.0-35.0-35.016-47.0-146.0-124.0-52.0-114.0-65.0
Percentage of OtherNonoperatingIncomeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax2.8-3.6-4.9-2.9-2.81.3-3.7-12.2-10.4-4.5-9.4-5.6

None

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value-53.0-25.0-10.08.0-11.08438-18.05.0792258
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-5.2-2.1-0.80.7-0.96.93.0-1.50.46.81.85.0

None

us-gaap:NonoperatingIncomeExpense

us-gaap:NonoperatingIncomeExpense


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value4000000.0-9000000.0-14000000.0001000000.0
Percentage of NonoperatingIncomeExpense100.0100.0100.00.00.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.4-0.8-1.10.00.00.1

None

us-gaap:IncomeTaxExpenseBenefit

us-gaap:IncomeTaxExpenseBenefit


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value23-4.0-1.00.00.03622-329.0-28.03447135
Percentage of IncomeTaxExpenseBenefit100.0100.0100.00.00.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax2.2-0.3-0.10.00.03.01.7-27.4-2.32.939.03.0

None

us-gaap:ProfitLoss

us-gaap:ProfitLoss


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value-76.0-21.0-9.08.0-11.048163113345-449.0
Percentage of ProfitLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-7.4-1.8-0.70.7-0.93.91.325.92.83.9-37.1

None

us-gaap:OtherComprehensiveIncomeLossNetOfTax

us-gaap:OtherComprehensiveIncomeLossNetOfTax


None
Period End2020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value44-66.0-35.0-4.06.0-5.0-49.030
Percentage of OtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax4.3-5.6-2.9-0.30.5-0.4-4.12.6

us-gaap:OtherComprehensiveIncomeLossNetOfTax us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome


None
Period End2020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value44-66.0-35.0-4.06.0-5.0-49.030
Percentage of OtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax4.3-5.6-2.9-0.30.5-0.4-4.12.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.0

None

us-gaap:NetIncomeLoss

us-gaap:NetIncomeLoss


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value-76.0-21.0-9.08.0-11.048163113345-449.0231616
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-7.4-1.8-0.70.7-0.93.91.325.92.83.9-37.12.01.51.5

us-gaap:NetIncomeLoss us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings


None
Period End2020-06-302020-03-312019-06-302019-03-31
Value-76.0-21.0-11.048
Percentage of NetIncomeLoss100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-7.4-1.8-0.93.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:RetainedEarnings0.00.00.00.0

None

us-gaap:ComprehensiveIncomeNetOfTax

us-gaap:ComprehensiveIncomeNetOfTax


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value-32.0-87.019-27.0-15.054-44.0306-16.075-448.043
Percentage of ComprehensiveIncomeNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-3.1-7.41.5-2.2-1.24.4-3.525.5-1.36.4-37.13.7

None

us-gaap:Assets

us-gaap:Assets


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value516652875128513351605144497247424473
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0

None

us-gaap:LiabilitiesAndStockholdersEquity

us-gaap:LiabilitiesAndStockholdersEquity


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value516652875128513351605144497247424473
Percentage of LiabilitiesAndStockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0

None

us-gaap:StockholdersEquity

us-gaap:StockholdersEquity


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-31
Value1495152116021573159315921533268524802589260328742719
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets28.928.831.230.630.930.930.856.60.00.058.20.00.0

us-gaap:StockholdersEquity us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-312015-12-31
Value-216.0-260.0-194.0-222.0-187.0-183.0-189.0-124.0-119.0-70.0-100.0-101.0-169.0-123.0
Percentage of StockholdersEquity-14.4-17.1-12.1-14.1-11.7-11.5-12.3-4.6-4.8-2.7-3.80.0-5.9-4.5
Percentage of Assets-4.2-4.9-3.8-4.3-3.6-3.6-3.8-2.60.00.0-2.20.00.00.0
Percentage of Assets us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AdditionalPaidInCapital


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value1775176817611751174317271720
Percentage of StockholdersEquity118.7116.2109.9111.3109.4108.5112.2
Percentage of Assets34.433.434.334.133.833.634.6
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value-59.017384739502.0
Percentage of StockholdersEquity-3.91.12.43.02.43.10.1
Percentage of Assets-1.10.30.70.90.81.00.0
Percentage of Assets us-gaap:RetainedEarnings0.00.00.00.00.00.00.0

us-gaap:TreasuryStock


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value-5.0-4.0-3.0-3.0-2.0-2.0
Percentage of StockholdersEquity-0.3-0.3-0.2-0.2-0.1-0.1
Percentage of Assets-0.1-0.1-0.1-0.1-0.0-0.0
Percentage of Assets us-gaap:TreasuryStock0.00.00.00.00.00.0

None

us-gaap:AssetsCurrent

us-gaap:AssetsCurrent


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value184319931785184018461862180916681392
Percentage of AssetsCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets35.737.734.835.835.836.236.435.231.1

None

us-gaap:CashAndCashEquivalentsAtCarryingValue

us-gaap:CashAndCashEquivalentsAtCarryingValue


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-312015-12-31
Value362338122132142212265184937556574782
Percentage of CashAndCashEquivalentsAtCarryingValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets7.06.42.42.62.84.15.33.90.00.01.30.00.00.0

None

us-gaap:AccountsReceivableNetCurrent

us-gaap:AccountsReceivableNetCurrent


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value704820817845835838821779
Percentage of AccountsReceivableNetCurrent100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets13.615.515.916.516.216.316.517.4

None

us-gaap:InventoryNet

us-gaap:InventoryNet


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value614671671729722701628603465
Percentage of InventoryNet100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets11.912.713.114.214.013.612.612.710.4

None

us-gaap:OtherAssetsCurrent

us-gaap:OtherAssetsCurrent


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value163164175134147111957269
Percentage of OtherAssetsCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets3.23.13.42.62.82.21.91.51.5

None

us-gaap:PropertyPlantAndEquipmentNet

us-gaap:PropertyPlantAndEquipmentNet


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-312016-12-31
Value311304316306304296300276265261
Percentage of PropertyPlantAndEquipmentNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets6.05.76.26.05.95.86.05.85.90.0

None

us-gaap:Goodwill

us-gaap:Goodwill


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-312016-12-31
Value2638261226422632265026442634263826482594
Percentage of Goodwill100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets51.149.451.551.351.451.453.055.659.20.0

us-gaap:Goodwill us-gaap:BusinessAcquisition

rezi:HermanProAV


None
Period End2020-02-10
Value4.0
Percentage of Goodwill0.0
Percentage of Assets0.0
Percentage of Assets rezi:HermanProAV0.0

us-gaap:Goodwill us-gaap:ReportingUnit

rezi:ProductsAndSolutionsReportingUnit


None
Period End2020-06-302020-03-31
Value19971978
Percentage of Goodwill75.775.7
Percentage of Assets38.737.4
Percentage of Assets rezi:ProductsAndSolutionsReportingUnit0.00.0

None

us-gaap:OperatingLeaseRightOfUseAsset

us-gaap:OperatingLeaseRightOfUseAsset


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312019-01-01
Value129129137130132117112
Percentage of OperatingLeaseRightOfUseAsset100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets2.52.42.72.52.62.30.0

None

us-gaap:OtherAssetsNoncurrent

us-gaap:OtherAssetsNoncurrent


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value374378258230233214121823
Percentage of OtherAssetsNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets7.27.15.04.54.54.20.20.40.5

None

us-gaap:LiabilitiesCurrent

us-gaap:LiabilitiesCurrent


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value166217551494155115591559148914001147
Percentage of LiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets32.233.229.130.230.230.329.929.525.6

None

us-gaap:LongTermDebtCurrent

us-gaap:LongTermDebtCurrent


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value2873822288222222
Percentage of LongTermDebtCurrent100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets5.67.20.41.70.40.40.4

None

us-gaap:AccountsPayableCurrent

us-gaap:AccountsPayableCurrent


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value81190692093210091013964850678
Percentage of AccountsPayableCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets15.717.117.918.219.619.719.417.915.2

None

us-gaap:OtherAccruedLiabilitiesCurrent

us-gaap:OtherAccruedLiabilitiesCurrent


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value2152032022772582351146849
Percentage of OtherAccruedLiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets4.23.83.95.45.04.62.31.41.1

None

us-gaap:TaxesPayableCurrent

us-gaap:TaxesPayableCurrent


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value554066415710576
Percentage of TaxesPayableCurrent100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.10.81.30.81.12.01.5

None

us-gaap:AccruedLiabilitiesCurrent

us-gaap:AccruedLiabilitiesCurrent


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value564467552531528524503388409
Percentage of AccruedLiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets10.98.810.810.310.210.210.18.29.1

None

us-gaap:OperatingLeaseLiabilityCurrent

us-gaap:OperatingLeaseLiabilityCurrent


None
Period End2020-06-302020-03-312019-12-31
Value303231
Percentage of OperatingLeaseLiabilityCurrent100.0100.0100.0
Percentage of Assets0.60.60.6

None

us-gaap:LongTermDebt

us-gaap:LongTermDebt


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value1427153111801253119111961201
Percentage of LongTermDebt100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets27.629.023.024.423.123.324.2

None

us-gaap:LongTermDebtNoncurrent

us-gaap:LongTermDebtNoncurrent


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value1140114911581165116911741179
Percentage of LongTermDebtNoncurrent100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets22.121.722.622.722.722.823.7

None

us-gaap:OtherLiabilitiesNoncurrent

us-gaap:OtherLiabilitiesNoncurrent


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value28427028026425823929557346
Percentage of OtherLiabilitiesNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets5.55.15.55.15.04.60.611.77.7

None

us-gaap:OperatingLeaseLiabilityNoncurrent

us-gaap:OperatingLeaseLiabilityNoncurrent


None
Period End2020-06-302020-03-312019-12-31
Value106105111
Percentage of OperatingLeaseLiabilityNoncurrent100.0100.0100.0
Percentage of Assets2.12.02.2

None

us-gaap:StockholdersEquity

us-gaap:StockholdersEquity


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-31
Value1495152116021573159315921533268524802589260328742719
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets28.928.831.230.630.930.930.856.60.00.058.20.00.0

us-gaap:StockholdersEquity us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-312015-12-31
Value-216.0-260.0-194.0-222.0-187.0-183.0-189.0-124.0-119.0-70.0-100.0-101.0-169.0-123.0
Percentage of StockholdersEquity-14.4-17.1-12.1-14.1-11.7-11.5-12.3-4.6-4.8-2.7-3.80.0-5.9-4.5
Percentage of Assets-4.2-4.9-3.8-4.3-3.6-3.6-3.8-2.60.00.0-2.20.00.00.0
Percentage of Assets us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AdditionalPaidInCapital


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value1775176817611751174317271720
Percentage of StockholdersEquity118.7116.2109.9111.3109.4108.5112.2
Percentage of Assets34.433.434.334.133.833.634.6
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value-59.017384739502.0
Percentage of StockholdersEquity-3.91.12.43.02.43.10.1
Percentage of Assets-1.10.30.70.90.81.00.0
Percentage of Assets us-gaap:RetainedEarnings0.00.00.00.00.00.00.0

us-gaap:TreasuryStock


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value-5.0-4.0-3.0-3.0-2.0-2.0
Percentage of StockholdersEquity-0.3-0.3-0.2-0.2-0.1-0.1
Percentage of Assets-0.1-0.1-0.1-0.1-0.0-0.0
Percentage of Assets us-gaap:TreasuryStock0.00.00.00.00.00.0

None

us-gaap:AdditionalPaidInCapital

us-gaap:AdditionalPaidInCapital


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value1775176817611751174317271720
Percentage of AdditionalPaidInCapital100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets34.433.434.334.133.833.634.6

None

us-gaap:RetainedEarningsAccumulatedDeficit

us-gaap:RetainedEarningsAccumulatedDeficit


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value-59.017384739502.0
Percentage of RetainedEarningsAccumulatedDeficit100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets-1.10.30.70.90.81.00.0

None

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value-216000000.0-260000000.0-194000000.0-222000000.0-187000000.0-183000000.0-189000000.0-124000000.0-100000000.0
Percentage of AccumulatedOtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets-4.2-4.9-3.8-4.3-3.6-3.6-3.8-2.6-2.2

None

us-gaap:TreasuryStockValue

us-gaap:TreasuryStockValue


None
Period End2020-06-302020-03-312019-12-31
Value5000000.04000000.03000000.0
Percentage of TreasuryStockValue100.0100.0100.0
Percentage of Assets0.10.10.1

None

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue


None
Period End2020-06-302020-03-312019-09-302019-06-302019-03-31
Value7.07.08.07.07.0
Percentage of AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.0

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


None
Period End2020-06-302020-03-312019-09-302019-06-302019-03-31
Value7.07.08.07.07.0
Percentage of AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.0
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.0

None

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInOperatingActivities


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value145-74.093-33.0-27.0-10.087117132126-143.0
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax14.1-6.37.1-2.7-2.2-0.86.99.811.010.8-11.8

None

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value-15000000.0-51000000.0-29000000.0-28000000.0-34000000.0-21000000.0-18000000.0-39000000.0-8000000.0-9000000.0-13000000.0
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-1.5-4.3-2.2-2.3-2.7-1.7-1.4-3.2-0.7-0.8-1.1

None

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value-108.0349-75.053-8.0-23.01915-102.0-99.0157
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-10.529.6-5.84.3-0.6-1.91.51.2-8.5-8.513.0

None

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value24216-10.0-10.0-70.0-53.081911819
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax2.318.3-0.8-0.8-5.6-4.46.47.61.51.6

None

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInOperatingActivities


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value145-74.093-33.0-27.0-10.087117132126-143.0
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax14.1-6.37.1-2.7-2.2-0.86.99.811.010.8-11.8

None

us-gaap:NetIncomeLoss

us-gaap:NetIncomeLoss


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value-76.0-21.0-9.08.0-11.048163113345-449.0231616
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-7.4-1.8-0.70.7-0.93.91.325.92.83.9-37.12.01.51.5

us-gaap:NetIncomeLoss us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings


None
Period End2020-06-302020-03-312019-06-302019-03-31
Value-76.0-21.0-11.048
Percentage of NetIncomeLoss100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-7.4-1.8-0.93.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:RetainedEarnings0.00.00.00.0

None

us-gaap:ProfitLoss

us-gaap:ProfitLoss


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value-76.0-21.0-9.08.0-11.048163113345-449.0
Percentage of ProfitLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-7.4-1.8-0.70.7-0.93.91.325.92.83.9-37.1

None

us-gaap:IncreaseDecreaseInOtherOperatingCapitalNet

us-gaap:IncreaseDecreaseInOtherOperatingCapitalNet


None
Period End2020-06-302020-03-312019-06-302019-03-31
Value-13000000.02000000.00-6000000.0
Percentage of IncreaseDecreaseInOtherOperatingCapitalNet100.0100.00.0100.0

None

us-gaap:IncreaseDecreaseInInventories

us-gaap:IncreaseDecreaseInInventories


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value-64.06.0-65.014237230795310.0-73.0
Percentage of IncreaseDecreaseInInventories100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

None

us-gaap:IncreaseDecreaseInAccountsPayable

us-gaap:IncreaseDecreaseInAccountsPayable


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value-108.0-1.0-15.0-48.0-45.07080458818-109.0
Percentage of IncreaseDecreaseInAccountsPayable100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

None

us-gaap:ShareBasedCompensation

us-gaap:ShareBasedCompensation


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value7.07.03.08.07.07.05.06.05.04.04.0
Percentage of ShareBasedCompensation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

None

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value-15000000.0-51000000.0-29000000.0-28000000.0-34000000.0-21000000.0-18000000.0-39000000.0-8000000.0-9000000.0-13000000.0
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-1.5-4.3-2.2-2.3-2.7-1.7-1.4-3.2-0.7-0.8-1.1

None

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value-108.0349-75.053-8.0-23.01915-102.0-99.0157
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-10.529.6-5.84.3-0.6-1.91.51.2-8.5-8.513.0

None

us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:CreditFacility, us-gaap:DebtInstrument

us-gaap:DebtInstrumentInterestRateStatedPercentage

rezi:TermAAndTermBLoanFacility, rezi:SeniorCreditFacilities


None
Period End2020-06-302020-03-312019-09-302019-06-302019-03-312018-12-31
Value0.02560.0420.04110.04330.04630.0449
Percentage of DebtInstrumentInterestRateStatedPercentage100.0100.0100.0100.0100.0100.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations rezi:TermAAndTermBLoanFacility rezi:SeniorCreditFacilities0.00.00.00.00.00.0

None

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod us-gaap:TitleOfIndividual, us-gaap:AwardType, us-gaap:PlanName

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod

rezi:Employees, rezi:PerformanceBasedRestrictedStockUnits, rezi:TwoThousandEighteenStockIncentivePlan


None
Period End2020-06-302020-03-31
Value241100.0545590.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod100.0100.0

rezi:Employees, rezi:TimeBasedRestrictedStockUnits, rezi:TwoThousandEighteenStockIncentivePlan


None
Period End2020-06-302020-03-31
Value921140.01056400.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod382.1193.6

rezi:AccrualForIndemnficiationLossContignenciesPayments1 us-gaap:CounterpartyName

rezi:AccrualForIndemnficiationLossContignenciesPayments1

rezi:Honeywell


None
Period End2020-06-302020-03-312019-06-302019-03-31
Value0.0353535
Percentage of AccrualForIndemnficiationLossContignenciesPayments10.0100.0100.0100.0

rezi:AccrualForIndemnificationLossContingenciesChargesToExpenseForNewLosses us-gaap:CounterpartyName

rezi:AccrualForIndemnificationLossContingenciesChargesToExpenseForNewLosses

rezi:Honeywell


None
Period End2020-06-302020-03-312019-06-302019-03-31
Value35343667
Percentage of AccrualForIndemnificationLossContingenciesChargesToExpenseForNewLosses100.0100.0100.0100.0

rezi:ConsolidatedTotalLeverageRatio us-gaap:DebtInstrument, us-gaap:StatementScenario

rezi:ConsolidatedTotalLeverageRatio

rezi:SeniorCreditFacilities, us-gaap:ScenarioForecast


None
Period End2021-12-312020-12-312019-12-31
Value3.253.53.75
Percentage of ConsolidatedTotalLeverageRatio100.0100.0100.0

rezi:ConsolidatedTotalLeverageRatio us-gaap:StatementScenario, us-gaap:CreditFacility

srt:ScenarioForecast, rezi:CreditAgreementAmendment


None
Period End2022-12-312021-12-312020-12-31
Value3.754.254.75
Percentage of ConsolidatedTotalLeverageRatio0.0130.8135.7

rezi:IncreaseDecreaseInObligationsPayable

rezi:IncreaseDecreaseInObligationsPayable


None
Period End2020-06-302020-03-312019-06-302019-03-31
Value-7.0-2.01.0-49.0
Percentage of IncreaseDecreaseInObligationsPayable100.0100.0100.0100.0

rezi:OtherSpinOffCost

rezi:OtherSpinOffCost


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value253648192218260.02.0
Percentage of OtherSpinOffCost100.0100.0100.0100.0100.0100.0100.00.0100.0

rezi:PaymentsToAcquirePropertyPlantEquipmentAndOtherIntangibles

rezi:PaymentsToAcquirePropertyPlantEquipmentAndOtherIntangibles


None
Period End2020-06-302020-03-312019-06-302019-03-31
Value15162315
Percentage of PaymentsToAcquirePropertyPlantEquipmentAndOtherIntangibles100.0100.0100.0100.0

rezi:ReimbursementAgreementGainExpense

rezi:ReimbursementAgreementGainExpense


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value3534513536-14.0
Percentage of ReimbursementAgreementGainExpense100.0100.0100.0100.0100.0100.0

rezi:ReimbursementAgreementGainExpense us-gaap:IncomeStatementLocation

us-gaap:OtherExpense


None
Period End2020-06-302020-03-312019-09-302019-06-302019-03-31
Value35343536-14.0
Percentage of ReimbursementAgreementGainExpense100.0100.0100.0100.0100.0

rezi:ReimbursementObligationQuarterlyPayment us-gaap:CounterpartyName, us-gaap:SubsequentEventType, us-gaap:TypeOfArrangement

rezi:ReimbursementObligationQuarterlyPayment

rezi:Honeywell, us-gaap:SubsequentEvent, rezi:SecondReimbursementAgreementAmendment


None
Period End2020-07-28
Value35
Percentage of ReimbursementObligationQuarterlyPayment100.0

rezi:SegmentAdjustedEarningsBeforeInterestTaxDepreciationAndAmortization

rezi:SegmentAdjustedEarningsBeforeInterestTaxDepreciationAndAmortization


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value6399139114116127167150150158
Percentage of SegmentAdjustedEarningsBeforeInterestTaxDepreciationAndAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

rezi:StockIssuedDuringPeriodSharesNetOfSharesWithHeldForEmployeeTaxes us-gaap:StatementEquityComponents

rezi:StockIssuedDuringPeriodSharesNetOfSharesWithHeldForEmployeeTaxes

us-gaap:CommonStock


None
Period End2020-06-302020-03-312019-06-302019-03-31
Value257000.0248000.024000.0187000.0
Percentage of StockIssuedDuringPeriodSharesNetOfSharesWithHeldForEmployeeTaxes100.0100.0100.0100.0

us-gaap:TreasuryStock


None
Period End2020-06-302020-03-312019-06-302019-03-31
Value100000.0137000.06000.084000.0
Percentage of StockIssuedDuringPeriodSharesNetOfSharesWithHeldForEmployeeTaxes38.955.225.044.9

rezi:StockIssuedDuringPeriodValueNetOfSharesWithHeldForEmployeeTaxes

rezi:StockIssuedDuringPeriodValueNetOfSharesWithHeldForEmployeeTaxes


None
Period End2020-06-302020-03-312019-06-302019-03-31
Value-1000000.0-1000000.00-2000000.0
Percentage of StockIssuedDuringPeriodValueNetOfSharesWithHeldForEmployeeTaxes100.0100.00.0100.0

rezi:StockIssuedDuringPeriodValueNetOfSharesWithHeldForEmployeeTaxes us-gaap:StatementEquityComponents

us-gaap:TreasuryStock


None
Period End2020-06-302020-03-312019-06-302019-03-31
Value-1000000.0-1000000.00-2000000.0
Percentage of StockIssuedDuringPeriodValueNetOfSharesWithHeldForEmployeeTaxes100.0100.00.0100.0

us-gaap:BusinessCombinationAcquisitionRelatedCosts

us-gaap:BusinessCombinationAcquisitionRelatedCosts


None
Period End2020-06-30
Value0
Percentage of BusinessCombinationAcquisitionRelatedCosts0.0

us-gaap:CurrentIncomeTaxExpenseBenefit

us-gaap:CurrentIncomeTaxExpenseBenefit


None
Period End2020-06-30
Value25
Percentage of CurrentIncomeTaxExpenseBenefit100.0

us-gaap:DefinedBenefitPlanNetPeriodicBenefitCost us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanNetPeriodicBenefitCost

us-gaap:PensionPlansDefinedBenefit


None
Period End2020-06-302020-03-312019-09-302019-06-302019-03-31
Value2.02.02.02.01.0
Percentage of DefinedBenefitPlanNetPeriodicBenefitCost100.0100.0100.0100.0100.0

us-gaap:DepreciationAndAmortization

us-gaap:DepreciationAndAmortization


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value21212519201617161617
Percentage of DepreciationAndAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations

us-gaap:EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations


None
Period End2020-03-312019-12-312019-03-312018-12-312018-03-31
Value-8000000.01000000.01000000.0-7000000.01000000.0
Percentage of EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInAccruedLiabilities

us-gaap:IncreaseDecreaseInAccruedLiabilities


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value88-80.02811-11.0-6.080-5.038-48.0-4.0
Percentage of IncreaseDecreaseInAccruedLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInOtherCurrentAssets

us-gaap:IncreaseDecreaseInOtherCurrentAssets


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value-3.0-10.0405.0-8.01623-2.011-5.0-1.0
Percentage of IncreaseDecreaseInOtherCurrentAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInReceivables

us-gaap:IncreaseDecreaseInReceivables


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value-130.017-34.020-10.017513230-51.026
Percentage of IncreaseDecreaseInReceivables100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InterestRevenueExpenseNet

us-gaap:InterestRevenueExpenseNet


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value-17000000.0-17000000.0-17000000.0-16000000.0-17000000.0-16000000.0-14000000.001000000.0
Percentage of InterestRevenueExpenseNet100.0100.0100.0100.0100.0100.0100.00.0100.0

us-gaap:OperatingLeaseCost

us-gaap:OperatingLeaseCost


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value141414141312
Percentage of OperatingLeaseCost100.0100.0100.0100.0100.0100.0

us-gaap:OperatingLeaseCost us-gaap:IncomeStatementLocation

us-gaap:SellingGeneralAndAdministrativeExpenses


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value10.010.010.010.09.08.0
Percentage of OperatingLeaseCost71.471.471.471.469.266.7

us-gaap:OperatingLeasePayments

us-gaap:OperatingLeasePayments


None
Period End2020-06-302020-03-312019-06-302019-03-31
Value8.07.09.09.0
Percentage of OperatingLeasePayments100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent

us-gaap:OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value44-66.031-35.0-4.06.0-54.0-5.0-49.0310.020
Percentage of OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0

us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent

us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value44-66.028-35.0-4.06.0-60.0-5.0-49.0301.020
Percentage of OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherNoncashIncomeExpense

us-gaap:OtherNoncashIncomeExpense


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value-9.0-12.0-5.0-7.0-3.0-3.06.0-29.020-8.0
Percentage of OtherNoncashIncomeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsRelatedToTaxWithholdingForShareBasedCompensation

us-gaap:PaymentsRelatedToTaxWithholdingForShareBasedCompensation


None
Period End2020-06-302020-03-312019-06-302019-03-31
Value1000000.01000000.002000000.0
Percentage of PaymentsRelatedToTaxWithholdingForShareBasedCompensation100.0100.00.0100.0

us-gaap:PaymentsToAcquireBusinessesNetOfCashAcquired

us-gaap:PaymentsToAcquireBusinessesNetOfCashAcquired


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value0.0350.00.0116.0
Percentage of PaymentsToAcquireBusinessesNetOfCashAcquired0.0100.00.00.0100.0100.0

us-gaap:PaymentsToAcquireBusinessesNetOfCashAcquired us-gaap:BusinessAcquisition

rezi:HermanProAV


None
Period End2020-02-10
Value36
Percentage of PaymentsToAcquireBusinessesNetOfCashAcquired0.0

us-gaap:ProfessionalFees

us-gaap:ProfessionalFees


None
Period End2020-06-30
Value14
Percentage of ProfessionalFees100.0

us-gaap:RestructuringCharges

us-gaap:RestructuringCharges


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value119.03.09.0250.00.00.05.02.02.0
Percentage of RestructuringCharges100.0100.0100.0100.0100.00.00.00.0100.0100.0100.0

us-gaap:RestructuringCharges us-gaap:IncomeStatementLocation

us-gaap:CostOfSales


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302018-12-312018-09-302017-12-312017-09-30
Value4.03.02.05.0130.00.01.02.0
Percentage of RestructuringCharges36.433.366.755.652.00.00.050.0100.0

us-gaap:SellingGeneralAndAdministrativeExpenses


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302018-12-312018-09-302017-12-312017-09-30
Value7.06.01.04.0120.00.01.00.0
Percentage of RestructuringCharges63.666.733.344.448.00.00.050.00.0

us-gaap:RestructuringCharges us-gaap:RestructuringCostAndReserve, us-gaap:StatementBusinessSegments

us-gaap:EmployeeSeverance, rezi:ADIGlobalDistributionSegment


None
Period End2020-06-302020-03-312019-06-30
Value2.01.06.0
Percentage of RestructuringCharges18.211.124.0

us-gaap:EmployeeSeverance, rezi:ProductsAndSolutionsSegment


None
Period End2020-06-302020-03-312019-06-30
Value9.08.019
Percentage of RestructuringCharges81.888.976.0

us-gaap:RestructuringCosts

us-gaap:RestructuringCosts


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302018-12-312018-09-302018-06-302018-03-31
Value119.03.09.0250.00.00.05.0
Percentage of RestructuringCosts100.0100.0100.0100.0100.00.00.00.0100.0

us-gaap:RestructuringCosts us-gaap:RelatedPartyTransactionsByRelatedParty

rezi:Honeywell


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value1512271910.019
Percentage of RestructuringCosts136.4133.3900.0211.140.00.0

us-gaap:RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability

us-gaap:RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability


None
Period End2020-06-302020-03-312019-06-302019-03-31
Value5.05.02612
Percentage of RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability100.0100.0100.0100.0

us-gaap:RoyaltyExpense us-gaap:CounterpartyName, us-gaap:SubsequentEventType, us-gaap:TypeOfArrangement

us-gaap:RoyaltyExpense

rezi:Honeywell, us-gaap:SubsequentEvent, rezi:TrademarkLicenseAmendment


None
Period End2020-07-30
Value6.0
Percentage of RoyaltyExpense100.0

us-gaap:RoyaltyExpense us-gaap:CounterpartyName, us-gaap:TypeOfArrangement

rezi:Honeywell, rezi:TrademarkLicenseAgreement


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value5.06.07.06.06.08.0
Percentage of RoyaltyExpense0.00.00.00.00.00.0

us-gaap:StandardProductWarrantyAccrualPayments

us-gaap:StandardProductWarrantyAccrualPayments


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value5.04.04.04.02.06.0-5.06.02.04.0
Percentage of StandardProductWarrantyAccrualPayments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StandardProductWarrantyAccrualPreexistingIncreaseDecrease

us-gaap:StandardProductWarrantyAccrualPreexistingIncreaseDecrease


None
Period End2020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value1000000.0-3000000.01000000.0-1000000.0-1000000.01000000.0-1000000.01000000.0-2000000.0
Percentage of StandardProductWarrantyAccrualPreexistingIncreaseDecrease100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StandardProductWarrantyAccrualWarrantiesIssued

us-gaap:StandardProductWarrantyAccrualWarrantiesIssued


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value7.05.05.03.02.05.05.06.00.06.0
Percentage of StandardProductWarrantyAccrualWarrantiesIssued100.0100.0100.0100.0100.0100.0100.0100.00.0100.0

us-gaap:VariableLeaseCost

us-gaap:VariableLeaseCost


None
Period End2020-06-302020-03-312019-09-302019-06-302019-03-31
Value4000000.03000000.03000000.02000000.03000000.0
Percentage of VariableLeaseCost100.0100.0100.0100.0100.0

rezi:AccrualForIndemnificationLossContingencies us-gaap:CounterpartyName

rezi:AccrualForIndemnificationLossContingencies

rezi:Honeywell


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value619584585568568567616
Percentage of AccrualForIndemnificationLossContingencies100.0100.0100.0100.0100.0100.0100.0

rezi:AccrualForIndemnificationLossContingenciesCurrent us-gaap:CounterpartyName, us-gaap:BalanceSheetLocation

rezi:AccrualForIndemnificationLossContingenciesCurrent

rezi:Honeywell, us-gaap:AccountsPayableAndAccruedLiabilities


None
Period End2020-06-302020-03-312019-12-312018-12-31
Value175140140140
Percentage of AccrualForIndemnificationLossContingenciesCurrent100.0100.0100.0100.0

rezi:AccrualForIndemnificationLossContingenciesNonCurrent us-gaap:CounterpartyName, us-gaap:BalanceSheetLocation

rezi:AccrualForIndemnificationLossContingenciesNonCurrent

rezi:Honeywell, rezi:ObligationsPayableToHoneywell


None
Period End2020-03-312019-12-312018-12-31
Value444445476
Percentage of AccrualForIndemnificationLossContingenciesNonCurrent100.0100.0100.0

rezi:Honeywell, rezi:ObligationsPayableToHoneywellUnderIndemnificationAgreements


None
Period End2020-06-302019-12-31
Value444445
Percentage of AccrualForIndemnificationLossContingenciesNonCurrent0.0100.0

rezi:DueToHoneywellForTaxIndemnification us-gaap:LossContingenciesByNatureOfContingency

rezi:DueToHoneywellForTaxIndemnification

rezi:TaxMattersAgreement


None
Period End2020-06-302020-03-312019-12-312018-12-31
Value141148149153
Percentage of DueToHoneywellForTaxIndemnification100.0100.0100.0100.0

rezi:ObligationsPayableToHoneywell

rezi:ObligationsPayableToHoneywell


None
Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value592594580581580629
Percentage of ObligationsPayableToHoneywell100.0100.0100.0100.0100.0100.0

rezi:ObligationsPayableToHoneywellUnderIndemnificationAgreements

rezi:ObligationsPayableToHoneywellUnderIndemnificationAgreements


None
Period End2020-06-302019-12-31
Value585594
Percentage of ObligationsPayableToHoneywellUnderIndemnificationAgreements100.0100.0

rezi:ObligationsPayableToHoneywellUnderIndemnificationAgreementsCurrent

rezi:ObligationsPayableToHoneywellUnderIndemnificationAgreementsCurrent


None
Period End2020-06-302019-12-31
Value175140
Percentage of ObligationsPayableToHoneywellUnderIndemnificationAgreementsCurrent100.0100.0

rezi:TreasurySharesExcludedFromLossEarningsPerShareCalculation

rezi:TreasurySharesExcludedFromLossEarningsPerShareCalculation


None
Period End2020-03-312019-03-31
Value752.4552.0
Percentage of TreasurySharesExcludedFromLossEarningsPerShareCalculation100.0100.0

us-gaap:AccrualForEnvironmentalLossContingencies

us-gaap:AccrualForEnvironmentalLossContingencies


None
Period End2020-06-302020-03-312019-12-312018-12-312018-09-302017-12-312016-12-312015-12-31
Value22222220735537453474
Percentage of AccrualForEnvironmentalLossContingencies100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CustomerRefundLiabilityCurrent

us-gaap:CustomerRefundLiabilityCurrent


None
Period End2020-06-302020-03-312019-12-312018-12-312018-09-302017-12-31
Value453578593949
Percentage of CustomerRefundLiabilityCurrent100.0100.0100.0100.0100.0100.0

us-gaap:DebtInstrumentCarryingAmount us-gaap:DebtInstrument

us-gaap:DebtInstrumentCarryingAmount

rezi:FiveYearVariableRateTermLoanADueInTwoThousandTwentyThree


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value328333333341341345350
Percentage of DebtInstrumentCarryingAmount100.0100.0100.0100.0100.0100.0100.0

rezi:SevenYearVariableRateTermLoanBDueInTwoThousandTwentyFive


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value469470470473473474475
Percentage of DebtInstrumentCarryingAmount143.0141.1141.1138.7138.7137.4135.7

us-gaap:DebtInstrumentFairValue us-gaap:CreditFacility, us-gaap:DebtInstrument

us-gaap:DebtInstrumentFairValue

rezi:TermALoanFacility, rezi:SeniorCreditFacilities


None
Period End2020-06-302020-03-31
Value313308
Percentage of DebtInstrumentFairValue100.0100.0

rezi:TermBLoanFacility, rezi:SeniorCreditFacilities


None
Period End2020-06-302020-03-31
Value453375
Percentage of DebtInstrumentFairValue144.7121.8

us-gaap:DebtInstrumentFairValue us-gaap:DebtInstrument

us-gaap:SeniorNotes


None
Period End2020-06-302020-03-31
Value388348
Percentage of DebtInstrumentFairValue124.0113.0

us-gaap:DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet

us-gaap:DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet


None
Period End2020-06-302019-12-31
Value2023
Percentage of DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet100.0100.0

us-gaap:DefinedBenefitPensionPlanLiabilitiesNoncurrent us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPensionPlanLiabilitiesNoncurrent

us-gaap:PensionPlansDefinedBenefit


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value12912212493929088
Percentage of DefinedBenefitPensionPlanLiabilitiesNoncurrent100.0100.0100.0100.0100.0100.0100.0

us-gaap:EmployeeRelatedLiabilitiesCurrent

us-gaap:EmployeeRelatedLiabilitiesCurrent


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value744966737344736165
Percentage of EmployeeRelatedLiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InventoryFinishedGoodsNetOfReserves

us-gaap:InventoryFinishedGoodsNetOfReserves


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value501569568567538506427438336
Percentage of InventoryFinishedGoodsNetOfReserves100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InventoryRawMaterialsNetOfReserves

us-gaap:InventoryRawMaterialsNetOfReserves


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value170155154143163166167139108
Percentage of InventoryRawMaterialsNetOfReserves100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InventoryValuationReserves

us-gaap:InventoryValuationReserves


None
Period End2020-06-302020-03-312019-12-312018-12-31
Value75716925
Percentage of InventoryValuationReserves100.0100.0100.0100.0

us-gaap:InventoryWorkInProcessNetOfReserves

us-gaap:InventoryWorkInProcessNetOfReserves


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value181818192129342621
Percentage of InventoryWorkInProcessNetOfReserves100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LineOfCredit us-gaap:CreditFacility

us-gaap:LineOfCredit

us-gaap:RevolvingCreditFacility


None
Period End2020-06-302020-03-312019-09-30
Value25035060
Percentage of LineOfCredit100.0100.0100.0

us-gaap:LineOfCredit us-gaap:CreditFacility, us-gaap:DebtInstrument

us-gaap:LetterOfCredit, rezi:SeniorCreditFacilities


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value0.00.00.00.00.01819
Percentage of LineOfCredit0.00.00.00.00.00.00.0

us-gaap:RevolvingCreditFacility, rezi:SeniorCreditFacilities


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value2503500.0600.00.00.0
Percentage of LineOfCredit100.0100.00.0100.00.00.00.0

us-gaap:RestructuringReserve us-gaap:BalanceSheetLocation

us-gaap:RestructuringReserve

us-gaap:AccruedLiabilities


None
Period End2020-06-302020-03-312019-12-31
Value252419
Percentage of RestructuringReserve100.0100.0100.0

us-gaap:StandardProductWarrantyAccrual

us-gaap:StandardProductWarrantyAccrual


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-31
Value26232523232426151617172427
Percentage of StandardProductWarrantyAccrual100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:UnamortizedDebtIssuanceExpense

us-gaap:UnamortizedDebtIssuanceExpense


None
Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value222321232324
Percentage of UnamortizedDebtIssuanceExpense100.0100.0100.0100.0100.0100.0

Line plots across dimensions of each concept


us-gaap:SharesOutstanding
us-gaap:StatementEquityComponents
(None,)
None
us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount
us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecurities
(None,)
None
Operating Margin
us-gaap:StatementBusinessSegments
(None,)
None
TTM Greenblatt ROC
_
(None,)
None
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax
us-gaap:StatementGeographical, us-gaap:StatementBusinessSegments
(None, 'rezi:ADIGlobalDistributionSegment')
None
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax
us-gaap:StatementBusinessSegments
(None,)
None
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax
us-gaap:ProductOrService, us-gaap:StatementBusinessSegments
(None, 'rezi:ProductsAndSolutionsSegment')
None
us-gaap:OperatingIncomeLoss
us-gaap:StatementBusinessSegments
(None,)
None
us-gaap:StockholdersEquity
us-gaap:StatementEquityComponents
(None,)
None
us-gaap:StockholdersEquity
us-gaap:StatementEquityComponents
(None,)
None