SBAC


Line plots across dimensions of each concept
Tables

Table of contents



us-gaap:CommonStockValue

us-gaap:CommonStockSharesIssued

us-gaap:CommonStockSharesOutstanding
us-gaap:StatementClassOfStock, us-gaap:StatementEquityComponents

us-gaap:CommonStockSharesAuthorized

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic

us-gaap:EarningsPerShareBasic

us-gaap:EarningsPerShareDiluted

us-gaap:IncomeLossFromContinuingOperationsPerBasicShare

us-gaap:IncomeLossFromContinuingOperationsPerDilutedShare

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax

us-gaap:Revenues
us-gaap:StatementBusinessSegments

us-gaap:CostOfRevenue
us-gaap:StatementBusinessSegments

us-gaap:CostOfGoodsAndServicesSold

us-gaap:GrossProfit
us-gaap:StatementBusinessSegments

us-gaap:CostsAndExpenses

us-gaap:SellingGeneralAndAdministrativeExpense
us-gaap:ConsolidationItems
us-gaap:StatementBusinessSegments

us-gaap:OperatingIncomeLoss
us-gaap:ConsolidationItems
us-gaap:StatementBusinessSegments

us-gaap:OtherNonoperatingIncomeExpense

us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax
us-gaap:StatementEquityComponents

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest

us-gaap:NonoperatingIncomeExpense
us-gaap:ConsolidationItems

us-gaap:IncomeTaxExpenseBenefit

us-gaap:ProfitLoss

us-gaap:ComprehensiveIncomeNetOfTax

us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest

us-gaap:NetIncomeLoss
us-gaap:StatementEquityComponents

us-gaap:Assets
us-gaap:ConsolidationItems
us-gaap:StatementBusinessSegments
us-gaap:StatementGeographical

us-gaap:LiabilitiesAndStockholdersEquity

us-gaap:StockholdersEquity
us-gaap:StatementClassOfStock, us-gaap:StatementEquityComponents
us-gaap:StatementEquityComponents

us-gaap:AssetsCurrent

us-gaap:CashAndCashEquivalentsAtCarryingValue

us-gaap:ShortTermInvestments

us-gaap:AccountsReceivableNetCurrent

us-gaap:OtherAssetsCurrent

us-gaap:PrepaidExpenseAndOtherAssetsCurrent

us-gaap:PropertyPlantAndEquipmentGross
us-gaap:PropertyPlantAndEquipmentByType

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment

us-gaap:PropertyPlantAndEquipmentNet

us-gaap:FiniteLivedIntangibleAssetsNet
us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:OtherAssetsNoncurrent

us-gaap:LiabilitiesCurrent

us-gaap:LongTermDebtCurrent

us-gaap:AccountsPayableCurrent

us-gaap:OtherAccruedLiabilitiesCurrent

us-gaap:TaxesPayableCurrent

us-gaap:OtherLiabilitiesCurrent

us-gaap:LiabilitiesNoncurrent

us-gaap:LongTermDebt
us-gaap:CreditFacility
us-gaap:DebtInstrument

us-gaap:LongTermDebtNoncurrent

us-gaap:OtherLiabilitiesNoncurrent

us-gaap:StockholdersEquity
us-gaap:StatementClassOfStock, us-gaap:StatementEquityComponents
us-gaap:StatementEquityComponents

us-gaap:CommonStockValue

us-gaap:RetainedEarningsAccumulatedDeficit

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetIncomeLoss
us-gaap:StatementEquityComponents

us-gaap:ProfitLoss

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:PaymentsToAcquirePropertyPlantAndEquipment

us-gaap:PaymentsToAcquireInvestments

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod

us-gaap:ShareBasedCompensation
us-gaap:IncomeStatementLocation

us-gaap:DeferredTaxAssetsNet

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

sbac:AssetImpairmentAndDecommissionCosts
us-gaap:StatementBusinessSegments

sbac:BusinessCombinationAcquisitionRelatedCostsAndAdjusments
us-gaap:StatementBusinessSegments

sbac:CashInterestExpense
us-gaap:CreditFacility
us-gaap:DebtInstrument

sbac:CostOfGoodsSoldDirectOperatingLease
us-gaap:DebtInstrument, us-gaap:SubsequentEventType
sbac:DebtInstrumentAggregateRedemptionPricePercentage

sbac:GroundLeaseExtensions

sbac:GroundLeaseLandPurchases

sbac:ImpairmentOfLongLivedAssetsHeldForUseAdditions

sbac:IncreaseDecreaseInLongTermLeaseLiability

sbac:IncreaseDecreaseInOperatingLeaseRightOfUseAsset

sbac:NoncashAssetImpairmentAndDecommissionCosts

sbac:NoncashInterestExpense
us-gaap:DebtInstrument

sbac:NoncontrollingInterestAdjustmentToFairValue
us-gaap:ConcentrationRiskByBenchmark, us-gaap:ConcentrationRiskByType
sbac:NumberOfSignificantCustomers
us-gaap:SubsequentEventType
sbac:NumberOfTowersAcquired

sbac:OperatingLeaseModificationsAndReassessments

sbac:PaymentStockOptionNetShareSettlements
us-gaap:Range, us-gaap:AwardType
sbac:ShareBasedCompensationArrangementByShareBasedPaymentAwardPerformanceMetricTargetAmountPercentage

sbac:TowersAndRelatedIntangibleAssetsAcquisitions

us-gaap:AdjustmentsToAdditionalPaidInCapitalOther
us-gaap:StatementEquityComponents

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue
us-gaap:StatementEquityComponents

us-gaap:AmortizationOfFinancingCosts

us-gaap:AmortizationOfFinancingCostsAndDiscounts

us-gaap:AmortizationOfIntangibleAssets
us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecurities
us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect
us-gaap:ConcentrationRiskByBenchmark, us-gaap:ConcentrationRiskByType
us-gaap:ConcentrationRiskPercentage1
us-gaap:MajorCustomers, us-gaap:ConcentrationRiskByBenchmark, us-gaap:StatementBusinessSegments
us-gaap:MajorCustomers, us-gaap:ConcentrationRiskByBenchmark, us-gaap:SubsequentEventType
us-gaap:Range, us-gaap:CreditFacility
us-gaap:DebtInstrumentBasisSpreadOnVariableRate1
us-gaap:DebtInstrument
us-gaap:DebtInstrumentInterestRateDuringPeriod
us-gaap:DebtInstrument
us-gaap:DebtInstrumentRedemptionPricePercentage
us-gaap:DebtInstrument, us-gaap:DebtInstrumentRedemptionPeriod
us-gaap:DebtInstrument, us-gaap:DebtInstrumentRedemptionPeriod, us-gaap:SubsequentEventType
us-gaap:DebtInstrument, us-gaap:SubsequentEventType

us-gaap:DeferredIncomeTaxExpenseBenefit

us-gaap:Depreciation

us-gaap:DepreciationAmortizationAndAccretionNet
us-gaap:ConsolidationItems
us-gaap:StatementBusinessSegments
us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation
us-gaap:DerivativeGainLossOnDerivativeNet
us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation, us-gaap:IncomeStatementLocation
us-gaap:DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet

us-gaap:Dividends
us-gaap:StatementEquityComponents

us-gaap:EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

us-gaap:ForeignCurrencyTransactionGainLossBeforeTax

us-gaap:ForeignCurrencyTransactionGainLossRealized

us-gaap:ImpairmentOfLongLivedAssetsToBeDisposedOf

us-gaap:IncomeTaxesPaid

us-gaap:IncreaseDecreaseInAccountsAndOtherReceivables

us-gaap:IncreaseDecreaseInAccountsPayableAndAccruedLiabilities

us-gaap:IncreaseDecreaseInAccruedInterestReceivableNet

us-gaap:IncreaseDecreaseInOtherOperatingLiabilities

us-gaap:IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets

us-gaap:InterestPaidNet

us-gaap:InvestmentIncomeInterest

us-gaap:InvestmentIncomeInvestmentExpense

us-gaap:NetIncomeLossAttributableToRedeemableNoncontrollingInterest

us-gaap:OperatingLeaseLeaseIncome
us-gaap:StatementGeographical

us-gaap:OtherAssetImpairmentCharges

us-gaap:OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentBeforeTaxPortionAttributableToNoncontrollingInterest

us-gaap:OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax
us-gaap:StatementEquityComponents
us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation, us-gaap:IncomeStatementLocation
us-gaap:OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax

us-gaap:OtherNoncashIncomeExpense

us-gaap:PaidInKindInterest

us-gaap:PaymentsForProceedsFromOtherInvestingActivities

us-gaap:PaymentsToAcquireBusinessesNetOfCashAcquired

us-gaap:PaymentsToAcquireProductiveAssets
us-gaap:ConsolidationItems
us-gaap:StatementBusinessSegments

us-gaap:ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions
us-gaap:CreditFacility
us-gaap:ProceedsFromLinesOfCredit
us-gaap:CreditFacility, us-gaap:SubsequentEventType

us-gaap:ProceedsFromPaymentsForOtherFinancingActivities

us-gaap:ProceedsFromSaleMaturityAndCollectionsOfInvestments

us-gaap:RepaymentsOfLongTermLinesOfCredit
us-gaap:CreditFacility
us-gaap:CreditFacility, us-gaap:SubsequentEventType

us-gaap:RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability

us-gaap:RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate
us-gaap:StatementClassOfStock, us-gaap:StatementEquityComponents
us-gaap:StockIssuedDuringPeriodSharesShareBasedCompensation

us-gaap:StockIssuedDuringPeriodValueShareBasedCompensation
us-gaap:StatementClassOfStock, us-gaap:StatementEquityComponents
us-gaap:StatementEquityComponents

us-gaap:StockRepurchasedAndRetiredDuringPeriodValue
us-gaap:StatementClassOfStock, us-gaap:StatementEquityComponents
us-gaap:StatementEquityComponents

us-gaap:TreasuryStockAcquiredAverageCostPerShare

us-gaap:TreasuryStockSharesAcquired

us-gaap:TreasuryStockValueAcquiredCostMethod
us-gaap:DebtInstrument, us-gaap:SubsequentEventType
us-gaap:WriteOffOfDeferredDebtIssuanceCost

sbac:CapitalExpenditureAccrualCurrent

sbac:CollateralForSuretyPaymentAndPerformanceBonds

sbac:ContractWithCustomerBillingToDate

sbac:ContractWithCustomerEstimatedEarnings

sbac:ContractWithCustomerNetAssetLiability

sbac:LeaseLiabilityCurrent

sbac:LeaseLiabilityNoncurrent

sbac:PerformanceTargetsMaximumPotentialObligation

sbac:PrepaidRealEstateTaxes

sbac:PrepaidRentCurrent

sbac:RightOfUseAsset

us-gaap:AccruedEmployeeBenefitsCurrent

us-gaap:AccruedLiabilitiesCurrent
us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation
us-gaap:AccumulatedOtherComprehensiveIncomeLossCumulativeChangesInNetGainLossFromCashFlowHedgesEffectNetOfTax

us-gaap:AdditionalPaidInCapital

us-gaap:CapitalizedContractCostNet

us-gaap:ContractWithCustomerAssetNetCurrent

us-gaap:ContractWithCustomerLiabilityCurrent

us-gaap:DebtInstrumentFaceAmount

us-gaap:DebtInstrumentFairValue

us-gaap:DeferredCostsLeasingNetNoncurrent
us-gaap:DebtInstrument, us-gaap:SubsequentEventType
us-gaap:DeferredFinanceCostsGross

us-gaap:DeferredRentReceivablesNetNoncurrent

us-gaap:DeferredRevenueCurrent

us-gaap:DerivativeAssets
us-gaap:BalanceSheetLocation, us-gaap:HedgingDesignation
us-gaap:DerivativeFairValueOfDerivativeAssetAmountNotOffsetAgainstCollateral
us-gaap:BalanceSheetLocation, us-gaap:HedgingDesignation
us-gaap:DerivativeFairValueOfDerivativeLiabilityAmountNotOffsetAgainstCollateral
us-gaap:ScheduleOfMalpracticeInsuranceTypeAndTierIdentifier
us-gaap:EscrowDeposit

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization
us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:FiniteLivedIntangibleAssetsGross
us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:IntercompanyForeignCurrencyBalanceAmount

us-gaap:InterestPayableCurrent
us-gaap:CreditFacility
us-gaap:LineOfCredit
us-gaap:CreditFacility, us-gaap:SubsequentEventType

us-gaap:LoansAndLeasesReceivableGrossCarryingAmount

us-gaap:OtherAssetsMiscellaneousNoncurrent

us-gaap:PrepaidTaxes

us-gaap:RedeemableNoncontrollingInterestEquityCarryingAmount

us-gaap:RestrictedCashAndCashEquivalentsAtCarryingValue
us-gaap:BalanceSheetLocation, us-gaap:RestrictedCashAndCashEquivalentsCashAndCashEquivalents
us-gaap:BalanceSheetLocation, us-gaap:RestrictedCashAndCashEquivalentsCashAndCashEquivalents
us-gaap:RestrictedCashAndCashEquivalentsNoncurrent

us-gaap:RestrictedInvestments
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue
us-gaap:DebtInstrument, us-gaap:SubsequentEventType
us-gaap:UnsecuredDebt

Tables

  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:CommonStockValue ▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄11111111111111111111111111111111111111NANANA
us-gaap:CommonStockSharesIssued ▁▁▄██▄111111112113113112NANANA116NANANANANANANANANANANANANANANANANA127127126121121115109109111113114NANANA
us-gaap:CommonStockSharesOutstanding ▁▁▄██▄111111112113113112NANANA116NANANANANANANANANANANANANANANANANA127126109109109115109109111113114NANANA
 us-gaap:CommonStockSharesOutstanding us-gaap:StatementClassOfStock,us-gaap:StatementEquityComponents us-gaap:CommonClassA,us-gaap:CommonStock▁▁▁▂▂▁▂▂▃▃▄▅▅▅▆▆▇▇▇█111111112113113112114114116116118120121121124124125125126128NA129NANANA128NANANA126NANANANANANANANANANANA
us-gaap:CommonStockSharesAuthorized ▄▄▄▄▄▄400400400400400400NANANA400NANANANANANANANANANANANANANANANANA400400400400400400400400400400400NANANA
us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding 111NA115114114NA116115118NA121122121NA124125126NA127129129NA129128138NA136NA127NA121NANANANANANANANANANA
us-gaap:WeightedAverageNumberOfSharesOutstandingBasic 111NA113113112NA114115116NA119121121NA124125125NA127128129NA129128128NA127NA127NA121NANANANANANANANANANA
us-gaap:EarningsPerShareBasic ▁█▆▇▇█▆▄▇▆▇▆▇▆▅▇▇▇▁▇▃▆▅▅▆▅▆▅▅-1.140.60.190.280.230.50.14-0.50.270.070.410.080.310.04-0.120.260.430.25-1.230.22-0.610.0-0.13-0.070.01-0.150.17-0.28-0.18NANANANANANANANANANANANA
us-gaap:EarningsPerShareDiluted ▁█▆▇▇█▆▄▇▆▇▆▇▆▅▇▇▇▁▇▃▆▅▅▆▅▆▅▅-1.140.590.190.280.230.50.14-0.50.270.060.410.080.310.04-0.120.260.430.24-1.230.22-0.610.0-0.13-0.070.01-0.150.16-0.28-0.18NANANANANANANANANANANANA
us-gaap:IncomeLossFromContinuingOperationsPerBasicShare -1.14NA0.190.280.23NA0.14-0.50.27NA0.410.080.31NA-0.120.260.43NA-1.230.22-0.61NA-0.13-0.070.01NA0.17NA-0.18NA-0.44NANANANANANANANANANA
us-gaap:IncomeLossFromContinuingOperationsPerDilutedShare -1.14NA0.190.280.23NA0.14-0.50.27NA0.410.080.31NA-0.120.260.43NA-1.230.22-0.61NA-0.13-0.070.01NA0.16NA-0.18NA-0.44NANANANANANANANANANA
  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax ▁█▁▁▁█▁▁▁▇▇▇▇▇▇▆▆▆▇▇▇▆▆▆▆▅▅▅▅▅▄▄▃▃▃▃▃▃▃▃▃24513384141483312627443433427423416411405399406410410410404393383345335332324313293238229192183175171167165158154147
us-gaap:Revenues █████▇▇▇▇▇▆▆▆▆▆▆▆▆▆▆▆▆▆▅▅▅▄▄▄▄▃▃▂▂▂▁▁▁▁▁▁517513507500493483467456458443433427423416411405399406410410410404393383345335332324313293238229192183175171167165158154147
 us-gaap:Revenues us-gaap:StatementBusinessSegments sbac:DomesticSiteLeasingRevenue386NA374369362NA353346341NA328325321NA319316315NA313307305NA293285275NA267259NANANANANANANANANANANANANA
 us-gaap:Revenues us-gaap:StatementBusinessSegments sbac:InternationalSiteLeasingRevenue106NA938989NA818388NA807776NA696559NA586363NA555534NA1919NANANANANANANANANANANANANA
us-gaap:CostOfRevenue 115NA123124123NA116114115NA111109110NA105106102NA111112111NA11110797NA103103100-189716652NA515050NA5049NA
 us-gaap:CostOfRevenue us-gaap:StatementBusinessSegments sbac:DomesticSiteLeasingRevenue63NA636565NA666765NA656565NA656664NA636361NA63NANANANANANANANANANANANANANANANANANA
 us-gaap:CostOfRevenue us-gaap:StatementBusinessSegments sbac:InternationalSiteLeasingRevenue31NA292727NA252527NA252423NA212018NA171818NA14NANANANANANANANANANANANANANANANANANA
 us-gaap:CostOfRevenue us-gaap:StatementBusinessSegments sbac:SiteDevelopmentConstruction19NA303031NA242022NA212021NA192019NA303030NA33NANANANANANANANANANANANANANANANANANA
us-gaap:CostOfGoodsAndServicesSold 19NA303031NA242022NA111109110NA105106102NA111112111NA11110797NA10310310089716652NA515050NA5049NA
us-gaap:GrossProfit 401NA384375369NA350341342NA322317312NA305298297NA299298298NA281275248NA228NANANANANANANANANANANANANANA
 us-gaap:GrossProfit us-gaap:StatementBusinessSegments sbac:DomesticSiteLeasingRevenue322NA310303297NA286278276NA263260255NA253250250NA249243244NA230224212NA206NANANANANANANANANANANANANANA
 us-gaap:GrossProfit us-gaap:StatementBusinessSegments sbac:InternationalSiteLeasingRevenue74NA646161NA565761NA555352NA484440NA414445NA404026NA13NANANANANANANANANANANANANANA
us-gaap:CostsAndExpenses 365NA353363354NA329330328NA316312315NA303331302NA367312321NA303300278NA268274256262197194152NA147143143NA137134131
us-gaap:SellingGeneralAndAdministrativeExpense 49NA425550NA343536NA323334NA324730NA272829NA262524NA21212019171717NA151515NA141414
 us-gaap:SellingGeneralAndAdministrativeExpense us-gaap:ConsolidationItems us-gaap:CorporateNonSegment9NA71310NA676NA565NA454NA446NA232NA2NANANANANANANANANANANANANANA
 us-gaap:SellingGeneralAndAdministrativeExpense us-gaap:StatementBusinessSegments sbac:DomesticSiteLeasingRevenue27NA212728NA171719NA161619NA191717NA161617NA161516NA15NANANANANANANANANANANANANANA
 us-gaap:SellingGeneralAndAdministrativeExpense us-gaap:StatementBusinessSegments sbac:InternationalSiteLeasingRevenue7NA885NA666NA665NA5214NA443NA443NA2NANANANANANANANANANANANANANA
us-gaap:OperatingIncomeLoss ███▇▇█▇▇▇▆▆▆▆▆▆▄▅▄▂▅▅▅▅▄▄▃▃▃▃▂▂▂▂▂▂▂▁▁▁▁▁1511531531361391501381251291191171141071071087497824398899689836759634956314134403127272316202016
 us-gaap:OperatingIncomeLoss us-gaap:StatementBusinessSegments sbac:DomesticSiteLeasingRevenue147NA147134134NA134123125NA112110103NA1069393NA348682NA767263NA6151NANANANANANANANANANANANANA
us-gaap:OtherNonoperatingIncomeExpense -226NA-33120NA-24-904NA20-1814NA-14745NA-11115-82NA0118NA34000040NA000NA000
us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax -174NA-5513-4NA-27-1210NANANA27NANANA60NANANA-174NANANA33NA1-18101NANANANANANANANANANA
us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest -194NA184736NA14-7540NA521240NA-133455NA-15430-76NA-15-73NA21-34-23NA-52NANANANANANANANANANA
us-gaap:NonoperatingIncomeExpense -345NA-135-88-103NA-123-201-89NA-64-101-66NA-122-39-41NA-197-67-165NA-105-90-64NA-42-83-79-81-93-87-61NA-60-56-57NA-54-103-54
us-gaap:IncomeTaxExpenseBenefit -66NA-31510NA-1-188NA333NA122NA1-22NA021NA0101121NA000NA000
us-gaap:ProfitLoss -127NA21NA25NA16NANANANANANANANANANANANANANANANANANANA21-35-22-52-52-53-22NA-33-29-34NA-34-83-37
us-gaap:ComprehensiveIncomeNetOfTax -403NA-4486NA-11-17931NA85-2664NA-20109114NA-32754-253NA-1452534NA23-54-20-51-51-54-21NA-36-29-34NA-33-80-36
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us-gaap:NetCashProvidedByUsedInInvestingActivities -132NANANA-84NANANA-151NANANA-84NANANANANANANANANANANA-964NA-124-82-244-130935NA-75NANANA-108NANANA-72
us-gaap:PaymentsToAcquirePropertyPlantAndEquipment 39NANANA36NANANA31NANANA35NANANA36NANANA68NANANA32NA3333363826NA24NANANA20NANANA12
us-gaap:PaymentsToAcquireInvestments 610NANANA150NANANA0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA32
  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:NetCashProvidedByUsedInFinancingActivities -43NANANA-158NANANA34NANANA-112NANANANANANANANANANANA968NA81637-21228NA488NANANA86NANANA-7
  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31

Common Stock Value

us-gaap:CommonStockValue



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value111111111111111111111111111111111111111
Percentage of CommonStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Common Stock Par Or Stated Value Per Share

Shares Issued

Common Stock Shares Issued

us-gaap:CommonStockSharesIssued



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-312013-06-302013-03-312012-12-312012-09-302012-06-302012-04-132012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value1111111121131131121161271271261211216115109109111113114117
Percentage of CommonStockSharesIssued100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Common Stock Shares Outstanding

us-gaap:CommonStockSharesOutstanding



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-312013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value111111112113113112116127126109109109115109109111113114117
Percentage of CommonStockSharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementClassOfStock, us-gaap:StatementEquityComponents

us-gaap:CommonClassA, us-gaap:CommonStock



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302014-12-312013-12-312012-12-31
Value111111112113113112114114116116118120121121124124125125126128129128126
Percentage of CommonStockSharesOutstanding100.0100.0100.0100.0100.0100.00.00.00.0100.00.00.00.00.00.00.00.00.00.00.00.00.0115.7

Common Stock Shares Authorized

us-gaap:CommonStockSharesAuthorized



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-312013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value400400400400400400400400400400400400400400400400400400200
Percentage of CommonStockSharesAuthorized100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Weighted Average Number Of Diluted Shares Outstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-03-312012-09-30
Value111115114114116115118121122121124125126127129129129128138136127121
Percentage of WeightedAverageNumberOfDilutedSharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Weighted Average Number Of Shares Outstanding Basic

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-03-312012-09-30
Value111113113112114115116119121121124125125127128129129128128127127121
Percentage of WeightedAverageNumberOfSharesOutstandingBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Earnings Per Share Basic

us-gaap:EarningsPerShareBasic



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value-1.140.60.190.280.230.50.14-0.50.270.070.410.080.310.04-0.120.260.430.25-1.230.22-0.610.0-0.13-0.070.01-0.150.17-0.28-0.18
Percentage of EarningsPerShareBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0

Earnings Per Share Diluted

us-gaap:EarningsPerShareDiluted



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value-1.140.590.190.280.230.50.14-0.50.270.060.410.080.310.04-0.120.260.430.24-1.230.22-0.610.0-0.13-0.070.01-0.150.16-0.28-0.18
Percentage of EarningsPerShareDiluted100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0

Income Loss From Continuing Operations Per Basic Share

us-gaap:IncomeLossFromContinuingOperationsPerBasicShare



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-03-312012-09-30
Value-1.140.190.280.230.14-0.50.270.410.080.31-0.120.260.43-1.230.22-0.61-0.13-0.070.010.17-0.18-0.44
Percentage of IncomeLossFromContinuingOperationsPerBasicShare100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Income Loss From Continuing Operations Per Diluted Share

us-gaap:IncomeLossFromContinuingOperationsPerDilutedShare



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-03-312012-09-30
Value-1.140.190.280.230.14-0.50.270.410.080.31-0.120.260.43-1.230.22-0.61-0.13-0.070.010.16-0.18-0.44
Percentage of IncomeLossFromContinuingOperationsPerDilutedShare100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Revenue From Contract With Customer Excluding Assessed Tax

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value24513384141483312627443433427423416411405399406410410410404393383345335332324313293238229192183175171167165158154147
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Revenues

us-gaap:Revenues



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value517513507500493483467456458443433427423416411405399406410410410404393383345335332324313293238229192183175171167165158154147
Percentage of Revenues100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax2092.5100.01302.21215.61199.9100.01461.81725.91650.9100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementBusinessSegments

sbac:DomesticSiteLeasingRevenue



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-30
Value386374369362353346341328325321319316315313307305293285275267259
Percentage of Revenues74.773.873.873.675.776.074.675.776.175.977.678.178.976.274.874.674.774.479.680.680.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1563.5961.4897.3882.61106.01311.31230.975.776.175.977.678.178.976.274.874.674.774.479.680.680.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax sbac:DomesticSiteLeasingRevenue0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

sbac:InternationalSiteLeasingRevenue



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-30
Value1069389898183888077766965595863635555341919
Percentage of Revenues20.518.518.018.117.518.219.418.518.218.116.816.014.814.315.415.614.014.49.96.06.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax429.0240.8218.3217.3255.8314.7320.018.518.218.116.816.014.814.315.415.614.014.49.96.06.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax sbac:InternationalSiteLeasingRevenue0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

sbac:SiteDevelopmentConstruction



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-30
Value24384141312627252425232325384040444236444439571917131616171818
Percentage of Revenues4.87.78.28.36.85.86.15.95.76.15.65.86.39.49.89.811.311.210.513.413.812.619.58.07.87.19.59.510.211.511.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0100.0100.0100.05.95.76.15.65.86.39.49.89.811.311.210.513.413.812.619.58.07.87.19.59.510.211.511.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax sbac:SiteDevelopmentConstruction0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Cost Of Revenue

us-gaap:CostOfRevenue



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-30
Value11512312412311611411511110911010510610211111211111110797103103100-1897166525150505049
Percentage of CostOfRevenue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax467.5316.9302.5301.2365.3432.7415.525.725.626.225.626.325.727.227.327.128.428.028.131.132.032.2-64.630.028.927.129.529.330.231.932.3

us-gaap:StatementBusinessSegments

sbac:DomesticSiteLeasingRevenue



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-30
Value6363656566676565656565666463636163
Percentage of CostOfRevenue55.351.752.752.657.359.256.458.559.759.062.062.162.856.956.755.556.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax258.6163.8159.4158.4209.2256.3234.215.015.315.515.916.316.115.515.515.016.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax sbac:DomesticSiteLeasingRevenue0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

sbac:InternationalSiteLeasingRevenue



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-30
Value3129272725252725242321201817181814
Percentage of CostOfRevenue27.623.622.422.321.822.724.122.522.021.619.919.017.815.916.216.713.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax129.174.867.867.179.698.1100.25.85.65.75.15.04.64.34.44.53.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax sbac:InternationalSiteLeasingRevenue0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

sbac:SiteDevelopmentConstruction



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-30
Value1930303124202221202119201930303033
Percentage of CostOfRevenue17.124.724.925.120.918.119.518.918.319.518.118.819.327.227.127.830.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax79.878.375.375.776.578.481.14.94.75.14.65.05.07.47.47.58.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax sbac:SiteDevelopmentConstruction0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Cost Of Goods And Services Sold

us-gaap:CostOfGoodsAndServicesSold



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-30
Value1930303124202211110911010510610211111211111110797103103100897166525150505049
Percentage of CostOfGoodsAndServicesSold100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax79.878.375.375.776.578.481.125.725.626.225.626.325.727.227.327.128.428.028.131.132.032.230.430.028.927.129.529.330.231.932.3

Cost Of Services

Gross Profit

us-gaap:GrossProfit



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-30
Value401384375369350341342322317312305298297299298298281275248228
Percentage of GrossProfit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1625.0985.3913.1898.81096.61293.21235.574.374.473.874.473.774.372.872.772.971.672.071.968.9

us-gaap:StatementBusinessSegments

sbac:DomesticSiteLeasingRevenue



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-30
Value322310303297286278276263260255253250250249243244230224212206
Percentage of GrossProfit80.380.980.880.681.881.680.781.681.881.983.083.884.483.581.681.782.081.585.790.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1304.8797.6737.9724.2896.81055.0996.760.660.960.461.761.862.760.859.459.658.758.661.662.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax sbac:DomesticSiteLeasingRevenue0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

sbac:InternationalSiteLeasingRevenue



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-30
Value7464616156576155535248444041444540402613
Percentage of GrossProfit18.516.816.516.716.116.717.817.116.916.815.715.013.813.715.015.114.414.610.85.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax299.9166.0150.5150.2176.2216.6219.912.712.512.411.711.010.210.010.911.010.310.57.74.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax sbac:InternationalSiteLeasingRevenue0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

sbac:SiteDevelopmentConstruction



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-30
Value481010755444435899101089
Percentage of GrossProfit1.22.22.72.72.11.71.51.31.31.41.31.21.82.83.33.23.74.03.54.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax20.221.724.724.323.521.618.91.01.01.01.00.91.42.02.42.32.62.82.52.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax sbac:SiteDevelopmentConstruction0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Costs And Expenses

us-gaap:CostsAndExpenses



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-31
Value365353363354329330328316312315303331302367312321303300278268274256262197194152147143143137134131
Percentage of CostsAndExpenses100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1480.6907.5884.0861.21030.11249.91182.873.073.274.573.781.775.689.576.178.377.278.380.680.884.781.989.482.884.879.184.384.185.887.087.088.6

Selling General And Administrative Expense

us-gaap:SellingGeneralAndAdministrativeExpense



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-31
Value4942555034353632333432473027282926252421212019171717151515141414
Percentage of SellingGeneralAndAdministrativeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax200.8108.5135.0124.0109.2135.9129.97.57.88.17.811.87.66.86.97.36.86.67.16.66.66.56.77.47.78.98.89.29.59.19.39.8

us-gaap:ConsolidationItems

us-gaap:CorporateNonSegment



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-30
Value9713106765654544462322
Percentage of SellingGeneralAndAdministrativeExpense20.018.023.720.918.620.016.715.818.315.514.411.314.815.516.920.88.414.78.79.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax40.119.631.926.020.327.121.71.21.41.21.11.31.11.11.21.50.61.00.60.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:CorporateNonSegment0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:StatementBusinessSegments

sbac:DomesticSiteLeasingRevenue



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-30
Value2721272817171916161919171716161716151615
Percentage of SellingGeneralAndAdministrativeExpense55.151.749.056.750.949.953.652.050.456.659.537.659.259.659.559.163.660.168.370.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax110.656.066.170.355.667.969.73.93.94.64.74.44.54.04.14.34.34.04.94.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax sbac:DomesticSiteLeasingRevenue0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

sbac:InternationalSiteLeasingRevenue



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-30
Value788566666552144434432
Percentage of SellingGeneralAndAdministrativeExpense16.020.415.011.219.319.218.320.419.117.416.444.214.415.114.413.016.617.215.111.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax32.122.120.213.821.126.123.81.51.51.41.35.21.11.01.00.91.11.11.10.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax sbac:InternationalSiteLeasingRevenue0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

sbac:SiteDevelopmentConstruction



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-30
Value44653343433332223211
Percentage of SellingGeneralAndAdministrativeExpense9.09.912.411.211.310.911.311.812.110.69.76.911.69.89.27.111.58.07.98.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax18.010.716.713.912.314.914.70.90.90.90.80.80.90.70.60.50.80.50.60.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax sbac:SiteDevelopmentConstruction0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Operating Income Loss

us-gaap:OperatingIncomeLoss



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value1511531531361391501381251291191171141071071087497824398899689836759634956314134403127272316202016
Percentage of OperatingIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax611.930.0394.7331.6338.831.1431.8476.1468.226.927.026.825.525.826.318.324.420.210.523.921.723.922.821.719.417.719.215.318.110.617.215.220.917.415.715.914.210.113.013.011.4

us-gaap:ConsolidationItems

us-gaap:CorporateNonSegment



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-30
Value-11-9-14-12-7-8-7-6-7-6-6-10-4-4-5-7-2-3-3-2-60-3-1
Percentage of OperatingIncomeLoss-7.6-5.9-10.6-8.7-5.8-6.9-5.9-5.8-6.8-6.4-5.8-13.9-5.1-11.6-5.8-8.4-3.3-4.6-4.5-4.0-13.51.2-7.5-4.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-46.3-23.3-35.0-29.5-25.0-33.0-27.5-1.6-1.8-1.6-1.5-2.5-1.2-1.2-1.4-1.8-0.8-1.0-0.9-0.8-2.10.2-1.3-0.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:CorporateNonSegment0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:StatementBusinessSegments

sbac:DomesticSiteLeasingRevenue



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-30
Value14714713413413412312511211010310693933486827672636151
Percentage of OperatingIncomeLoss97.896.098.996.497.897.996.595.996.195.698.1125.995.880.688.492.185.887.094.396.5104.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax598.5378.8327.9326.6422.2465.9451.725.925.824.425.823.023.48.521.120.019.518.918.318.615.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax sbac:DomesticSiteLeasingRevenue0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

sbac:InternationalSiteLeasingRevenue



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-30
Value14111313810111112118-888107961-1-1
Percentage of OperatingIncomeLoss9.87.69.89.65.98.29.29.911.110.97.7-11.68.419.710.88.810.17.61.7-3.0-3.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax60.130.032.532.625.439.143.22.73.02.82.0-2.12.02.12.61.92.31.70.3-0.6-0.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax sbac:InternationalSiteLeasingRevenue0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

sbac:SiteDevelopmentConstruction



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-30
Value032321000000046668666410-10-100000
Percentage of OperatingIncomeLoss-0.12.41.92.72.10.90.2-0.1-0.5-0.2-0.1-0.40.911.26.67.57.49.99.410.513.07.932.6-2.7-2.3-2.70.50.2-0.6-0.10.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.39.36.39.19.24.10.9-0.0-0.1-0.0-0.0-0.10.21.21.61.61.72.21.82.02.01.43.4-0.5-0.3-0.60.10.0-0.1-0.00.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax sbac:SiteDevelopmentConstruction0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Interest Expense

Interest Expense Debt

Other Nonoperating Income Expense

us-gaap:OtherNonoperatingIncomeExpense



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-31
Value-226-33120-24-90420-1814-14745-11115-82011834000040000000
Percentage of OtherNonoperatingIncomeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-915.8-86.131.0-1.2-76.7-341.216.44.6-4.43.5-0.311.711.5-27.13.8-20.20.20.45.310.30.20.00.10.12.20.00.1-0.1-0.30.1-0.30.2

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

us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-03-312016-03-312015-03-312014-03-312013-09-302013-06-302013-03-312012-12-312012-09-30
Value-174-5513-4-27-12102760-174331-18101
Percentage of OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-707.5-141.231.9-11.1-86.3-460.71.36.415.2-42.59.60.5-5.70.50.30.7

us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-03-312016-03-312015-03-312014-03-312013-09-302013-06-302013-03-312012-12-312012-09-30
Value-174-5513-4-27-12102760-174331-18101
Percentage of OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-707.5-141.231.9-11.1-86.3-460.71.36.415.2-42.59.60.5-5.70.50.30.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Income Loss From Continuing Operations

Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-30
Value-19418473614-7540521240-133455-15430-76-15-7321-34-23-52
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-787.048.1115.688.044.3-286.1144.512.13.09.7-3.48.614.0-37.57.4-18.5-4.0-1.90.96.5-10.5-7.4-22.1

Income Loss From Continuing Operations Before Income Taxes Domestic

Income Loss From Continuing Operations Before Income Taxes Foreign

Nonoperating Income Expense

us-gaap:NonoperatingIncomeExpense



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-31
Value-345-135-88-103-123-201-89-64-101-66-122-39-41-197-67-165-105-90-64-42-83-79-81-93-87-61-60-56-57-54-103-54
Percentage of NonoperatingIncomeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-1398.9-346.6-216.0-250.7-387.5-762.2-323.6-14.9-23.9-15.8-29.7-9.7-10.4-48.0-16.5-40.3-26.7-23.7-18.5-12.7-25.8-25.5-27.8-39.3-38.0-32.0-34.5-33.0-34.3-34.4-67.2-36.6

us-gaap:ConsolidationItems

us-gaap:CorporateNonSegment



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-30
Value-345-135-88-103-123-201-89-64-101-66-122-39-41-197-67-165-105-90-64-42
Percentage of NonoperatingIncomeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-1398.9-346.6-216.0-250.7-387.5-762.2-323.6-14.9-23.9-15.8-29.7-9.7-10.4-48.0-16.5-40.3-26.7-23.7-18.5-12.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:CorporateNonSegment0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Income Tax Expense Benefit

us-gaap:IncomeTaxExpenseBenefit



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-31
Value-66-31510-1-1883331221-220210101121000000
Percentage of IncomeTaxExpenseBenefit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-269.3-7.737.924.8-6.2-69.030.90.80.80.80.40.50.60.5-0.50.70.20.50.50.10.6-0.20.60.41.10.70.20.40.40.5-0.00.1

Profit Loss

us-gaap:ProfitLoss



Period End2020-03-312019-09-302019-03-312018-09-302013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-31
Value-12721251621-35-22-52-52-53-22-33-29-34-34-83-37
Percentage of ProfitLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-517.755.863.250.56.5-11.1-7.1-17.9-22.1-23.3-11.8-19.0-17.5-20.5-21.8-54.3-25.3

Comprehensive Income Net Of Tax

us-gaap:ComprehensiveIncomeNetOfTax



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-31
Value-403-4486-11-1793185-2664-20109114-32754-253-145253423-54-20-51-51-54-21-36-29-34-33-80-36
Percentage of ComprehensiveIncomeNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-1634.7-113.421.414.9-35.8-677.8114.919.7-6.315.3-5.126.928.6-79.613.4-61.8-36.96.710.07.0-16.8-6.7-17.6-21.4-23.8-11.4-20.7-17.4-20.3-21.4-52.2-24.6

Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest

Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest

us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest



Period End2020-03-312019-09-302019-03-312018-09-302013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-31
Value-406-446-1123-54-20-51-50-54-21-36-29-34-34-80-36
Percentage of ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-1643.0-113.114.9-35.87.0-16.8-6.7-17.6-21.3-23.8-11.4-20.7-17.4-20.3-21.4-52.2-24.5

Net Income Loss

us-gaap:NetIncomeLoss



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-127672131255716-57317499375-15325331-15528-790-16-91-1921-35-22-52-52-53-22-29-33-29-34-39-34-83-37
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-514.213.155.677.763.211.850.5-217.1113.61.711.32.28.91.3-3.78.113.47.6-38.06.9-19.30.1-4.2-2.50.4-5.76.5-11.1-7.1-17.9-22.0-23.3-11.8-15.8-19.0-17.4-20.4-23.7-21.7-54.2-25.2

us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-03-312016-03-312015-03-312014-03-312013-09-302013-06-302013-03-312012-12-312012-09-302012-03-312011-03-31
Value-12721312516-57313753-79121-35-22-52-52-22-34
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-514.255.677.763.250.5-217.1113.68.913.4-19.30.46.5-11.1-7.1-17.9-22.0-11.8-20.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Net Income Loss Attributable To Noncontrolling Interest

Assets

us-gaap:Assets



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value935997599201926993127213721372897405732073007308729773607915743673717403739677517527784178087564779167836584648464496595608347934086360636093693346634003313
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ConsolidationItems

us-gaap:CorporateNonSegment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302012-12-312012-09-302012-06-30
Value25613994128847480947871789189816377586142208220237218557224442238285264134114114
Percentage of Assets2.71.41.01.40.91.01.11.31.11.01.11.31.21.18.01.01.21.92.82.83.22.87.13.05.73.54.34.12.01.92.4
Percentage of Assets2.71.41.01.40.91.01.11.31.11.01.11.31.21.18.01.01.21.92.82.83.22.87.13.05.73.54.34.12.01.92.4
Percentage of Assets us-gaap:CorporateNonSegment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementBusinessSegments

sbac:DomesticSiteLeasingRevenue



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302013-12-31
Value6123615762616430650750355093519351395171524753125313539654305509555556395570566654855554555955305427
Percentage of Assets65.463.168.069.469.969.870.671.269.470.671.972.772.873.368.674.175.476.275.373.172.970.871.273.180.0
Percentage of Assets65.463.168.069.469.969.870.671.269.470.671.972.772.873.368.674.175.476.275.373.172.970.871.273.180.0
Percentage of Assets sbac:DomesticSiteLeasingRevenue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

sbac:InternationalSiteLeasingRevenue



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302013-12-31
Value2920338127662639265320421988195221332028192918601856183918081813168915641557179817351989162317471040
Percentage of Assets31.234.630.128.528.528.327.626.828.827.726.425.525.425.022.824.422.921.121.023.223.125.420.823.115.3
Percentage of Assets31.234.630.128.528.528.327.626.828.827.726.425.525.425.022.824.422.921.121.023.223.125.420.823.115.3
Percentage of Assets sbac:InternationalSiteLeasingRevenue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

sbac:SiteDevelopmentConstruction



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value5981797067605148534944443743403840566166687868626176675841383437333135
Percentage of Assets0.60.80.90.80.70.80.70.70.70.70.60.60.50.60.50.50.60.80.80.90.91.00.90.80.81.11.00.90.70.80.81.00.90.91.0
Percentage of Assets0.60.80.90.80.70.80.70.70.70.70.60.60.50.60.50.50.60.80.80.90.91.00.90.80.81.11.00.90.70.80.81.00.90.91.0
Percentage of Assets sbac:SiteDevelopmentConstruction100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementGeographical

country:BR



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-31
Value1069140491510061005103110031061126212781096923
Percentage of Assets11.414.49.910.910.814.313.914.617.017.514.912.5
Percentage of Assets11.414.49.910.910.814.313.914.617.017.514.912.5
Percentage of Assets country:BR100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Liabilities And Stockholders Equity

us-gaap:LiabilitiesAndStockholdersEquity



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value935997599201926993127213721372897405732073007308729773607915743673717403739677517527784178087564779167836584648464496595608347934086360636093693346634003313
Percentage of LiabilitiesAndStockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Stockholders Equity

us-gaap:StockholdersEquity



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-312008-12-31
Value-4317-3667-3560-3339-3302-3376-3145-3042-2588-2599-2257-1985-1916-1995-1669-1607-1630-1706-1697-1133-1036-660-297159396356448435696652440480259-116112213317599650
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets-46.1-37.6-38.7-36.0-35.5-46.8-43.6-41.7-35.0-35.5-30.9-27.2-26.3-27.1-21.1-21.6-22.1-23.0-23.0-14.6-13.8-8.4-3.82.15.15.36.86.710.89.97.210.06.4-0.30.23.16.19.318.10.0

us-gaap:StatementClassOfStock, us-gaap:StatementEquityComponents

us-gaap:CommonClassA, us-gaap:CommonStock



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302014-12-312013-12-312012-12-31
Value11111111111111111111111
Percentage of StockholdersEquity-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.20.40.2
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:CommonClassA us-gaap:CommonStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-312008-12-31
Value-846-568-620-554-531-511-528-500-379-379-342-378-342-370-370-364-441-502-501-330-356-182-94340-33-12-144210100222-2-1
Percentage of StockholdersEquity19.615.517.416.616.115.216.816.514.614.615.219.117.918.522.222.727.129.429.529.234.427.631.621.5-0.2-9.4-2.8-3.30.60.40.40.10.5-4.3-9.82.11.10.7-0.5-0.2
Percentage of Assets-9.0-5.8-6.7-6.0-5.7-7.1-7.3-6.9-5.1-5.2-4.7-5.2-4.7-5.0-4.7-4.9-6.0-6.8-6.8-4.3-4.7-2.3-1.20.5-0.0-0.5-0.2-0.20.10.00.00.00.00.0-0.00.10.10.1-0.10.0
Percentage of Assets us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AdditionalPaidInCapital



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-312008-12-31
Value2471246124462408235922702233221721842167214821272029201019991987197319621951193919402062233826492912290729582969317531112847283525602268225722532248224322282085
Percentage of StockholdersEquity-57.3-67.1-68.7-72.1-71.4-67.2-71.0-72.9-84.4-83.4-95.1-107.1-105.9-100.7-119.8-123.7-121.1-115.0-115.0-171.1-187.1-312.2-785.61663.5735.1814.5659.8681.4455.8476.4646.3590.6986.6-20049.935845.01995.31055.3707.5372.0320.7
Percentage of Assets26.425.226.626.025.331.531.030.429.529.629.429.127.827.325.326.726.826.526.425.025.826.329.935.037.442.944.945.849.247.246.859.262.762.962.661.064.966.067.20.0
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-312008-12-31
Value-5943-5560-5387-5193-5131-5136-4851-4759-4395-4388-4064-3735-3604-3637-3299-3231-3164-3168-3149-2743-2621-2542-2542-2526-2516-2518-2498-2520-2484-2462-2409-2357-2303-2281-2252-2143-2038-1929-1627-1435
Percentage of StockholdersEquity137.7151.6151.3155.5155.4152.1154.3156.5169.8168.8180.0188.1188.1182.2197.7201.0194.1185.7185.5242.1252.8384.7854.4-1585.9-635.2-705.4-557.3-578.4-356.6-377.1-547.0-490.9-887.520163.9-35752.6-1898.5-956.9-608.5-271.7-220.6
Percentage of Assets-63.5-57.0-58.5-56.0-55.1-71.2-67.3-65.3-59.4-59.9-55.7-51.1-49.4-49.4-41.7-43.5-42.9-42.8-42.6-35.4-34.8-32.4-32.6-33.4-32.3-37.1-38.0-38.9-38.5-37.3-39.6-49.2-56.4-63.3-62.4-58.0-58.8-56.8-49.10.0
Percentage of Assets us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Assets Current

us-gaap:AssetsCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value3953343293153003733273263022593243363013248582912822933343443253266743145163433903522693681556303604129260352173146236
Percentage of AssetsCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets4.23.43.63.43.25.24.54.54.13.54.44.64.14.410.83.93.84.04.54.44.34.28.64.26.65.15.95.44.25.625.66.314.83.67.29.65.04.37.1

Cash And Cash Equivalents At Carrying Value

us-gaap:CashAndCashEquivalentsAtCarryingValue



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312008-12-312007-12-31
Value18410812810111714313613410968139164132146165133103118736962394501073221221891891222331441865254717927795641972271181617870
Percentage of CashAndCashEquivalentsAtCarryingValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets2.01.11.41.11.32.01.91.81.50.91.92.31.82.02.11.81.41.61.00.90.80.55.81.44.11.82.92.91.93.523.71.812.91.35.07.52.71.90.00.00.04.90.00.0

Short Term Investments

us-gaap:ShortTermInvestments



Period End2020-03-312019-12-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value0000000004555554545555552245
Percentage of ShortTermInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.10.10.10.10.10.10.10.10.10.10.10.10.10.20.10.10.10.10.2

Accounts Receivable Net Current

us-gaap:AccountsReceivableNetCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value10713212211711311189871019087757478746687837393911047772687165474939352623221718191819
Percentage of AccountsReceivableNetCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.11.41.31.31.21.51.21.21.41.21.21.01.01.10.90.91.21.11.01.21.21.31.01.00.91.11.00.70.80.60.60.50.60.60.50.50.60.60.6

Other Assets Current

us-gaap:OtherAssetsCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-31
Value293215212017173419172318
Percentage of OtherAssetsCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.30.30.20.20.20.20.20.50.30.20.30.2

Prepaid Expense And Other Assets Current

us-gaap:PrepaidExpenseAndOtherAssetsCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302012-12-31
Value4137214822635966504954535151535353491141099595656562694739
Percentage of PrepaidExpenseAndOtherAssetsCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.40.40.20.50.20.90.80.90.70.70.70.70.70.70.70.70.70.71.61.41.31.20.80.90.81.00.70.6

Property Plant And Equipment Gross

us-gaap:PropertyPlantAndEquipmentGross



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value5929598558805816574657105644557455445491539753315285523251585125506149764856486747174709456445004431425041974129415341093425338628452809274426972599
Percentage of PropertyPlantAndEquipmentGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets63.461.363.962.761.779.278.276.574.975.073.972.972.471.165.268.968.767.265.762.862.760.158.459.556.962.763.763.764.462.356.370.769.677.976.073.076.5

us-gaap:PropertyPlantAndEquipmentByType

sbac:FurnitureEquipmentAndVehicles



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312015-12-31
Value485149474654545453535151515048
Percentage of PropertyPlantAndEquipmentGross0.80.90.80.80.81.01.01.01.01.01.01.01.01.01.0
Percentage of Assets0.50.50.50.50.50.80.80.70.70.70.70.70.70.70.6
Percentage of Assets sbac:FurnitureEquipmentAndVehicles0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

sbac:TowersAndRelatedComponents



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value5107516450695041498649514897483548174772469146354601456345064486443543704264428541884194407040373990382138093753378837573167313626062587252624852407
Percentage of PropertyPlantAndEquipmentGross86.186.386.286.786.886.786.886.786.986.986.986.987.187.287.487.587.687.887.888.188.889.189.289.790.089.990.790.991.291.492.592.691.692.192.192.292.6
Percentage of Assets54.652.955.154.453.568.667.966.365.165.264.363.463.162.056.960.360.259.057.755.355.653.552.153.451.256.357.857.958.757.052.165.463.871.870.067.370.8
Percentage of Assets sbac:TowersAndRelatedComponents0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:ConstructionInProgress



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value33333634333535343534364142383736353229323035372722242123242529313323272824
Percentage of PropertyPlantAndEquipmentGross0.60.60.60.60.60.60.60.60.60.60.70.80.80.70.70.70.70.70.60.70.60.80.80.60.50.60.50.60.60.60.90.91.20.81.01.01.0
Percentage of Assets0.40.30.40.40.40.50.50.50.50.50.50.60.60.50.50.50.50.40.40.40.40.50.50.40.30.40.30.40.40.40.50.70.80.60.80.80.7
Percentage of Assets us-gaap:ConstructionInProgress0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:LandBuildingsAndImprovements



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value740736724692679668656649638630617603590578564553542524507494443426405390377364327315304290195185174168162157143
Percentage of PropertyPlantAndEquipmentGross12.512.312.311.911.811.711.611.711.511.511.411.311.211.110.910.810.710.510.410.29.49.18.98.78.58.67.87.67.37.15.75.56.16.05.95.85.5
Percentage of Assets7.97.57.97.57.39.39.18.98.68.68.58.38.17.97.17.47.47.16.96.45.95.45.25.24.85.45.04.94.74.43.23.94.34.74.54.34.2
Percentage of Assets us-gaap:LandBuildingsAndImprovements0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Accumulated Depreciation Depletion And Amortization Property Plant And Equipment

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value3232319131173054298429232856279627402678261925572499243923782320225921932136207920141946187618081738167216181559149814381373131912691226118311431065
Percentage of AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets34.532.733.933.032.140.539.638.437.036.635.935.034.333.130.031.230.629.628.926.826.824.824.023.922.324.724.624.023.221.822.627.531.134.032.831.031.3

Property Plant And Equipment Net

us-gaap:PropertyPlantAndEquipmentNet



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value269727942763276127612786278727782803281227772774278527922780280528022782272027872702276226872691269325782578257026552671205220661575158315601553153815341496
Percentage of PropertyPlantAndEquipmentNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets28.828.630.029.829.738.638.638.137.938.438.038.038.237.935.137.738.037.636.836.035.935.234.435.634.638.039.239.641.240.533.743.138.543.943.242.144.445.145.2

Long Term Investments

Intangible Assets Net Excluding Goodwill

Finite Lived Intangible Assets Net

us-gaap:FiniteLivedIntangibleAssetsNet



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-31
Value32943626326132383258333133873459360035983656
Percentage of FiniteLivedIntangibleAssetsNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets35.237.235.534.935.046.247.047.548.649.249.7

us-gaap:FiniteLivedIntangibleAssetsByMajorClass

sbac:CurrentContractIntangibles



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-31
Value24932778243423992418246625022562267926812740
Percentage of FiniteLivedIntangibleAssetsNet75.776.674.674.174.274.073.974.174.474.575.0
Percentage of Assets26.628.526.525.926.034.234.735.236.236.637.2
Percentage of Assets sbac:CurrentContractIntangibles0.00.00.00.00.00.00.00.00.00.00.0

sbac:NetworkLocationIntangibles



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-31
Value800848827838840865885896920916915
Percentage of FiniteLivedIntangibleAssetsNet24.323.425.425.925.826.026.125.925.625.525.0
Percentage of Assets8.68.79.09.09.012.012.312.312.412.512.4
Percentage of Assets sbac:NetworkLocationIntangibles0.00.00.00.00.00.00.00.00.00.00.0

Other Assets Noncurrent

us-gaap:OtherAssetsNoncurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value551432397451439722710724698650648628604587566550522497514494480467457442420400416393375355305261222211193188181174106
Percentage of OtherAssetsNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets5.94.44.34.94.710.09.89.99.48.98.98.68.38.07.27.47.16.77.06.46.46.05.95.95.45.96.36.15.85.45.05.55.45.95.45.15.25.13.2

Liabilities Current

us-gaap:LiabilitiesCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value1019104851014281404120626527725027810221046228873738804233273288314286331134613407567472522126758636881050113126132129120130158
Percentage of LiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets10.910.75.515.415.116.73.73.83.43.814.014.33.111.99.310.83.23.73.94.13.84.217.217.79.711.03.83.310.513.111.321.92.83.53.73.53.53.84.8

Long Term Debt Current

us-gaap:LongTermDebtCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-31
Value52252224943942941242420207737722062751556820204040333210781080503481111047847552991855
Percentage of LongTermDebtCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets5.65.30.310.210.113.10.30.30.30.310.610.60.38.56.57.70.30.30.50.50.40.413.814.36.57.10.20.27.47.28.719.20.10.1

Accounts Payable Current

us-gaap:AccountsPayableCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value26313541343432322933322929282325202732293342312726242624222719161312151513119
Percentage of AccountsPayableCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.30.30.40.40.40.50.40.40.40.50.40.40.40.40.30.30.30.40.40.40.40.50.40.40.30.40.40.40.40.40.30.40.30.40.40.40.40.30.3

Other Accrued Liabilities Current

us-gaap:OtherAccruedLiabilitiesCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312012-12-312011-12-312010-12-31
Value272326232927342934342735373433343433342731333735341377
Percentage of OtherAccruedLiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.30.20.30.30.30.40.50.40.50.50.40.50.50.40.40.50.50.50.40.40.40.40.50.40.50.20.20.2

Taxes Payable Current

us-gaap:TaxesPayableCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312012-12-312011-12-312010-12-31
Value9910107798678771087798559899956
Percentage of TaxesPayableCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.20.2

Other Liabilities Current

us-gaap:OtherLiabilitiesCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value18161091191016138117911899121912161611101414211918195653333333
Percentage of OtherLiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.20.20.10.10.10.10.10.20.20.10.20.10.10.20.10.10.10.20.30.20.20.20.10.10.20.20.30.30.33.00.10.10.10.10.10.10.10.10.1

Liabilities Noncurrent

us-gaap:LiabilitiesNoncurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value1264212362122371118011210938410093100539742964085358248898584838846823887698835880685718277817067606065663856785883583550785067494232503701347834573438312029392554
Percentage of LiabilitiesNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets135.1126.7133.0120.6120.4130.1139.9137.9131.6131.7116.9112.9123.1115.2111.8110.8119.0119.4119.1110.6110.0104.286.680.285.283.789.390.078.776.881.267.890.696.595.893.190.086.577.1

Long Term Debt

us-gaap:LongTermDebt



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value105731033498459692972399389734969993839310895886788666877590318482847285428486825679637860755068596869587656485641536353565306400935703354333933242827
Percentage of LongTermDebt100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets113.0105.9107.0104.6104.4137.8134.9133.1126.7127.2122.7118.7118.8119.2114.1114.1114.9115.4114.7106.5105.8100.396.790.788.286.685.887.083.281.287.283.687.493.092.590.083.2

us-gaap:CreditFacility

us-gaap:RevolvingCreditFacility



Period End2020-03-312019-12-312019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-09-302015-06-302014-12-31
Value485490801103251208523540430150280390150302028040125
Percentage of LongTermDebt4.64.70.81.13.31.20.92.50.44.81.73.24.41.70.40.23.30.51.6
Percentage of Assets5.25.00.91.24.51.71.23.20.55.92.13.85.31.90.40.33.80.51.6
Percentage of Assets us-gaap:RevolvingCreditFacility0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:DebtInstrument

sbac:SeniorNotesFive



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value745744744743743743742742741741
Percentage of LongTermDebt7.07.27.67.77.67.57.67.77.98.0
Percentage of Assets8.07.68.18.08.010.310.310.210.010.1
Percentage of Assets sbac:SeniorNotesFive0.00.00.00.00.00.00.00.00.00.0

sbac:SeniorNotesFour



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value108610861085108410841083108310821081108110801080107910781078
Percentage of LongTermDebt10.310.511.011.211.210.911.111.211.511.612.112.412.512.311.9
Percentage of Assets11.611.111.811.711.615.015.014.814.614.814.814.814.814.713.6
Percentage of Assets sbac:SeniorNotesFour0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

sbac:SeniorNotesSix



Period End2020-03-31
Value988
Percentage of LongTermDebt9.4
Percentage of Assets10.6
Percentage of Assets sbac:SeniorNotesSix0.0

sbac:TwoThousandEighteenHyphenOneCTowerSecurities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value634634633633633632632631631
Percentage of LongTermDebt6.06.16.46.56.56.46.56.56.7
Percentage of Assets6.86.56.96.86.88.88.88.78.5
Percentage of Assets sbac:TwoThousandEighteenHyphenOneCTowerSecurities0.00.00.00.00.00.00.00.00.0

sbac:TwoThousandEighteenTermLoan



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value23402346235123562361236723722377
Percentage of LongTermDebt22.122.723.924.324.323.824.424.5
Percentage of Assets25.024.025.625.425.432.832.932.6
Percentage of Assets sbac:TwoThousandEighteenTermLoan0.00.00.00.00.00.00.00.0

sbac:TwoThousandFifteenHyphenOneCTowerSecurities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value498498497496496495495494494493492492491491490490489500
Percentage of LongTermDebt4.74.85.15.15.15.05.15.15.35.35.55.75.75.65.45.85.85.9
Percentage of Assets5.35.15.45.45.36.96.96.86.76.76.86.76.76.76.26.66.66.8
Percentage of Assets sbac:TwoThousandFifteenHyphenOneCTowerSecurities0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

sbac:TwoThousandFourteenHyphenTwoCTowerSecurities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-31
Value615615614614614614614613613613613613612612612612612620620620620620
Percentage of LongTermDebt5.86.06.26.36.36.26.36.36.56.66.87.17.17.06.87.27.27.37.37.57.87.9
Percentage of Assets6.66.36.76.66.68.58.58.48.38.48.48.48.48.37.78.28.38.48.48.08.27.9
Percentage of Assets sbac:TwoThousandFourteenHyphenTwoCTowerSecurities0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

sbac:TwoThousandNineteenHyphenOneCTowerSecurities



Period End2020-03-312019-12-312019-09-30
Value115311531153
Percentage of LongTermDebt10.911.211.7
Percentage of Assets12.311.812.5
Percentage of Assets sbac:TwoThousandNineteenHyphenOneCTowerSecurities0.00.00.0

sbac:TwoThousandSeventeenHyphenOneCTowerSecurities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value755755754754753753752752751751750750
Percentage of LongTermDebt7.17.37.77.87.77.67.77.88.08.18.48.6
Percentage of Assets8.17.78.28.18.110.410.410.310.110.310.310.3
Percentage of Assets sbac:TwoThousandSeventeenHyphenOneCTowerSecurities0.00.00.00.00.00.00.00.00.00.00.00.0

sbac:TwoThousandSixteenHyphenOneCTowerSecurities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value697696696695695694694694693693692692691691690
Percentage of LongTermDebt6.66.77.17.27.27.07.17.27.47.47.78.08.07.97.7
Percentage of Assets7.57.17.67.57.59.69.69.59.49.59.59.59.59.48.7
Percentage of Assets sbac:TwoThousandSixteenHyphenOneCTowerSecurities0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

sbac:TwoThousandThirteenHyphenTwoCTowerSecurities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-31
Value571570570570569569569569568568568568567567567567566575575575575575
Percentage of LongTermDebt5.45.55.85.95.95.75.85.96.16.16.36.56.66.56.36.76.76.76.87.07.27.3
Percentage of Assets6.15.86.26.26.17.97.97.87.77.87.87.87.87.77.27.67.77.87.87.47.67.3
Percentage of Assets sbac:TwoThousandThirteenHyphenTwoCTowerSecurities0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Long Term Debt Noncurrent

us-gaap:LongTermDebtNoncurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value1005098129821874987808996971096759363929081857906864681488515791384528522844682167929782864715778636553945637563148854880477630913565334933343319300428272460
Percentage of LongTermDebtNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets107.4100.5106.794.494.3124.7134.6132.7126.4126.9112.1108.2118.5110.7107.6106.4114.7115.1114.2106.0105.399.882.976.481.779.585.686.875.774.078.564.587.292.992.489.986.783.274.3

Deferred Tax Liabilities Noncurrent

Other Liabilities Noncurrent

us-gaap:OtherLiabilitiesNoncurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value43827024119514738738337737834935034133933433032531631335935434734228828627228324620419218616515913512912311911511294
Percentage of OtherLiabilitiesNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets4.72.82.62.11.65.45.35.25.14.84.84.74.64.64.24.44.34.24.94.64.64.43.73.83.54.23.73.23.02.82.73.33.33.63.43.23.33.32.9

Stockholders Equity

us-gaap:StockholdersEquity



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-312008-12-31
Value-4317-3667-3560-3339-3302-3376-3145-3042-2588-2599-2257-1985-1916-1995-1669-1607-1630-1706-1697-1133-1036-660-297159396356448435696652440480259-116112213317599650
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets-46.1-37.6-38.7-36.0-35.5-46.8-43.6-41.7-35.0-35.5-30.9-27.2-26.3-27.1-21.1-21.6-22.1-23.0-23.0-14.6-13.8-8.4-3.82.15.15.36.86.710.89.97.210.06.4-0.30.23.16.19.318.10.0

us-gaap:StatementClassOfStock, us-gaap:StatementEquityComponents

us-gaap:CommonClassA, us-gaap:CommonStock



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302014-12-312013-12-312012-12-31
Value11111111111111111111111
Percentage of StockholdersEquity-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.20.40.2
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:CommonClassA us-gaap:CommonStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-312008-12-31
Value-846-568-620-554-531-511-528-500-379-379-342-378-342-370-370-364-441-502-501-330-356-182-94340-33-12-144210100222-2-1
Percentage of StockholdersEquity19.615.517.416.616.115.216.816.514.614.615.219.117.918.522.222.727.129.429.529.234.427.631.621.5-0.2-9.4-2.8-3.30.60.40.40.10.5-4.3-9.82.11.10.7-0.5-0.2
Percentage of Assets-9.0-5.8-6.7-6.0-5.7-7.1-7.3-6.9-5.1-5.2-4.7-5.2-4.7-5.0-4.7-4.9-6.0-6.8-6.8-4.3-4.7-2.3-1.20.5-0.0-0.5-0.2-0.20.10.00.00.00.00.0-0.00.10.10.1-0.10.0
Percentage of Assets us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AdditionalPaidInCapital



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-312008-12-31
Value2471246124462408235922702233221721842167214821272029201019991987197319621951193919402062233826492912290729582969317531112847283525602268225722532248224322282085
Percentage of StockholdersEquity-57.3-67.1-68.7-72.1-71.4-67.2-71.0-72.9-84.4-83.4-95.1-107.1-105.9-100.7-119.8-123.7-121.1-115.0-115.0-171.1-187.1-312.2-785.61663.5735.1814.5659.8681.4455.8476.4646.3590.6986.6-20049.935845.01995.31055.3707.5372.0320.7
Percentage of Assets26.425.226.626.025.331.531.030.429.529.629.429.127.827.325.326.726.826.526.425.025.826.329.935.037.442.944.945.849.247.246.859.262.762.962.661.064.966.067.20.0
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-312008-12-31
Value-5943-5560-5387-5193-5131-5136-4851-4759-4395-4388-4064-3735-3604-3637-3299-3231-3164-3168-3149-2743-2621-2542-2542-2526-2516-2518-2498-2520-2484-2462-2409-2357-2303-2281-2252-2143-2038-1929-1627-1435
Percentage of StockholdersEquity137.7151.6151.3155.5155.4152.1154.3156.5169.8168.8180.0188.1188.1182.2197.7201.0194.1185.7185.5242.1252.8384.7854.4-1585.9-635.2-705.4-557.3-578.4-356.6-377.1-547.0-490.9-887.520163.9-35752.6-1898.5-956.9-608.5-271.7-220.6
Percentage of Assets-63.5-57.0-58.5-56.0-55.1-71.2-67.3-65.3-59.4-59.9-55.7-51.1-49.4-49.4-41.7-43.5-42.9-42.8-42.6-35.4-34.8-32.4-32.6-33.4-32.3-37.1-38.0-38.9-38.5-37.3-39.6-49.2-56.4-63.3-62.4-58.0-58.8-56.8-49.10.0
Percentage of Assets us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Common Stock Value

us-gaap:CommonStockValue



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value111111111111111111111111111111111111111
Percentage of CommonStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Retained Earnings Accumulated Deficit

us-gaap:RetainedEarningsAccumulatedDeficit



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value-5943-5560-5387-5193-5131-5136-4851-4759-4395-4388-4064-3735-3604-3637-3299-3231-3164-3168-3149-2743-2621-2542-2542-2526-2516-2518-2498-2520-2484-2462-2409-2357-2303-2281-2252-2143-2038-1929-1627
Percentage of RetainedEarningsAccumulatedDeficit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets-63.5-57.0-58.5-56.0-55.1-71.2-67.3-65.3-59.4-59.9-55.7-51.1-49.4-49.4-41.7-43.5-42.9-42.8-42.6-35.4-34.8-32.4-32.6-33.4-32.3-37.1-38.0-38.9-38.5-37.3-39.6-49.2-56.4-63.3-62.4-58.0-58.8-56.8-49.1

Accumulated Other Comprehensive Income Loss Net Of Tax

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value-846-568-620-554-531-511-528-500-379-379-342-378-342-370-370-364-441-502-501-330-356-182-94340-33-12-144210100222-2
Percentage of AccumulatedOtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets-9.0-5.8-6.7-6.0-5.7-7.1-7.3-6.9-5.1-5.2-4.7-5.2-4.7-5.0-4.7-4.9-6.0-6.8-6.8-4.3-4.7-2.3-1.20.5-0.0-0.5-0.2-0.20.10.00.00.00.00.0-0.00.10.10.1-0.1

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities



Period End2020-03-312019-03-312018-03-312017-03-312014-03-312013-09-302013-06-302013-03-312012-12-312012-09-302012-03-312011-03-312010-03-31
Value2772221781721781141339410388665337
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1124.0541.6643.340.751.834.641.330.135.237.234.331.725.3

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities



Period End2020-03-312019-03-312018-03-312017-03-312014-03-312013-09-302013-06-302013-03-312012-12-312012-09-302012-03-312011-03-312010-03-31
Value-132-84-151-84-964-124-82-244-130935-75-108-72
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-534.2-206.7-546.1-19.9-279.2-37.4-25.3-78.1-445.814.9-39.4-64.8-49.2

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities



Period End2020-03-312019-03-312018-03-312017-03-312014-03-312013-09-302013-06-302013-03-312012-12-312012-09-302012-03-312011-03-312010-03-31
Value-43-15834-11296881637-2122848886-7
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-175.4-384.4122.7-26.5280.42.65.112.1-0.9515.0253.651.5-5.2

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities



Period End2020-03-312019-03-312018-03-312017-03-312014-03-312013-09-302013-06-302013-03-312012-12-312012-09-302012-03-312011-03-312010-03-31
Value2772221781721781141339410388665337
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1124.0541.6643.340.751.834.641.330.135.237.234.331.725.3

Net Income Loss

us-gaap:NetIncomeLoss



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-127672131255716-57317499375-15325331-15528-790-16-91-1921-35-22-52-52-53-22-29-33-29-34-39-34-83-37
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-514.213.155.677.763.211.850.5-217.1113.61.711.32.28.91.3-3.78.113.47.6-38.06.9-19.30.1-4.2-2.50.4-5.76.5-11.1-7.1-17.9-22.0-23.3-11.8-15.8-19.0-17.4-20.4-23.7-21.7-54.2-25.2

us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-03-312016-03-312015-03-312014-03-312013-09-302013-06-302013-03-312012-12-312012-09-302012-03-312011-03-31
Value-12721312516-57313753-79121-35-22-52-52-22-34
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-514.255.677.763.250.5-217.1113.68.913.4-19.30.46.5-11.1-7.1-17.9-22.0-11.8-20.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Profit Loss

us-gaap:ProfitLoss



Period End2020-03-312019-09-302019-03-312018-09-302013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-31
Value-12721251621-35-22-52-52-53-22-33-29-34-34-83-37
Percentage of ProfitLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-517.755.863.250.56.5-11.1-7.1-17.9-22.1-23.3-11.8-19.0-17.5-20.5-21.8-54.3-25.3

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities



Period End2020-03-312019-03-312018-03-312017-03-312014-03-312013-09-302013-06-302013-03-312012-12-312012-09-302012-03-312011-03-312010-03-31
Value-132-84-151-84-964-124-82-244-130935-75-108-72
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-534.2-206.7-546.1-19.9-279.2-37.4-25.3-78.1-445.814.9-39.4-64.8-49.2

Payments To Acquire Property Plant And Equipment

us-gaap:PaymentsToAcquirePropertyPlantAndEquipment



Period End2020-03-312019-03-312018-03-312017-03-312016-03-312015-03-312014-03-312013-09-302013-06-302013-03-312012-12-312012-09-302012-03-312011-03-312010-03-31
Value393631353668323333363826242012
Percentage of PaymentsToAcquirePropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Payments To Acquire Investments

us-gaap:PaymentsToAcquireInvestments



Period End2020-03-312019-03-312018-03-312010-03-31
Value610150032
Percentage of PaymentsToAcquireInvestments100.0100.0100.0100.0

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities



Period End2020-03-312019-03-312018-03-312017-03-312014-03-312013-09-302013-06-302013-03-312012-12-312012-09-302012-03-312011-03-312010-03-31
Value-43-15834-11296881637-2122848886-7
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-175.4-384.4122.7-26.5280.42.65.112.1-0.9515.0253.651.5-5.2

Proceeds From Issuance Of Long Term Debt

Repayments Of Long Term Debt

Payments For Repurchase Of Common Stock

Repayments Of Long Term Debt

Debt Instrument Interest Rate Stated Percentage

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

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-312009-12-312008-12-31
Value344454555445544443344333323332333334343
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-312009-12-312008-12-31
Value140.15133.68133.55132.72129.57114.48112.05111.17110.32100.12100.0399.698.9893.0992.9490.1189.8984.6683.9383.1682.5366.8566.6465.0363.748.347.3746.2544.4434.0632.0631.3131.1628.0627.7127.624.7721.7720.33
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period

us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod

us-gaap:PerformanceShares



Period End2020-03-31
Value147000.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod100.0

us-gaap:RestrictedStockUnitsRSU



Period End2020-03-31
Value93.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod0.1

Share Based Compensation

us-gaap:ShareBasedCompensation



Period End2020-03-312019-03-312018-03-312017-03-312016-03-312015-03-312014-03-312013-03-31
Value16231097643
Percentage of ShareBasedCompensation100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncomeStatementLocation

us-gaap:SellingGeneralAndAdministrativeExpenses



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-31
Value15122422101199108787686664443
Percentage of ShareBasedCompensation95.50.00.096.50.00.095.00.00.095.10.00.098.70.00.098.50.00.098.30.00.098.5

Deferred Tax Liabilities

Deferred Tax Assets Net

us-gaap:DeferredTaxAssetsNet



Period End2020-03-312019-12-312018-12-31
Value63375110
Percentage of DeferredTaxAssetsNet100.0100.0100.0

Deferred Tax Assets Valuation Allowance

Cash And Cash Equivalents Period Increase Decrease

Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312015-12-312014-12-31
Value22914115812614317816317616410417219716518514697
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Proceeds From Sale Of Short Term Investments

sbac:AssetImpairmentAndDecommissionCosts



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-31
Value1489567898821466346533663100
Percentage of AssetImpairmentAndDecommissionCosts100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementBusinessSegments

sbac:DomesticSiteLeasingRevenue



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-30
Value10683266777111663365325
Percentage of AssetImpairmentAndDecommissionCosts75.473.191.663.040.887.079.183.991.189.085.677.397.499.898.896.792.498.977.891.7

sbac:InternationalSiteLeasingRevenue



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-30
Value32024011000000000000
Percentage of AssetImpairmentAndDecommissionCosts24.626.98.437.059.212.217.716.57.29.814.46.72.60.21.23.37.61.122.28.3

sbac:BusinessCombinationAcquisitionRelatedCostsAndAdjusments



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-30
Value342223312222305102
Percentage of BusinessCombinationAcquisitionRelatedCostsAndAdjusments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementBusinessSegments

sbac:DomesticSiteLeasingRevenue



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-30
Value221011101101106022
Percentage of BusinessCombinationAcquisitionRelatedCostsAndAdjusments68.457.950.129.163.050.158.760.862.464.011.348.057.969.5113.635.5-3865.595.4

sbac:InternationalSiteLeasingRevenue



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-30
Value1111111001211000-20
Percentage of BusinessCombinationAcquisitionRelatedCostsAndAdjusments31.642.149.970.937.049.941.339.237.636.088.752.042.130.5-13.664.53965.54.6

sbac:CashInterestExpense



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-30
Value95969798959388817877838383817877787166626359595043424242
Percentage of CashInterestExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CreditFacility

us-gaap:RevolvingCreditFacility



Period End2020-03-312019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-30
Value2211121200011110
Percentage of CashInterestExpense2.82.91.81.71.83.31.83.60.80.91.01.72.22.01.31.3

us-gaap:DebtInstrument

sbac:OtherDebt



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-31
Value12000.021000.0-22000.0-49000.0-69000.0-261000.0-151000.047000.0-67000.013000.0-88000.0-83000.0-92000.034000.019000.0-45000.07000.046000.0219000.0-7000.093000.0-69000.0
Percentage of CashInterestExpense0.00.0-0.0-0.0-0.1-0.3-0.20.1-0.10.0-0.1-0.1-0.10.00.0-0.10.00.10.3-0.00.1-0.1

sbac:SeniorNotesFour



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-30
Value131313131313131313136
Percentage of CashInterestExpense14.013.913.813.614.014.315.116.517.117.38.2

sbac:SeniorNotesSix



Period End2020-03-31
Value6
Percentage of CashInterestExpense6.4

sbac:SeniorNotesThree



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-30
Value399999999999999
Percentage of CashInterestExpense3.59.59.49.39.69.810.311.211.711.811.010.910.911.211.6

sbac:TwoThousandEighteenHyphenOneCTowerSecurities



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value5555551
Percentage of CashInterestExpense5.85.85.75.65.85.91.5

sbac:TwoThousandEighteenTermLoan



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-30
Value222626262521
Percentage of CashInterestExpense23.227.227.627.326.222.6

sbac:TwoThousandFourteenSecuredTowerRevenueSecurities



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-31
Value6111212121212121212121212121212
Percentage of CashInterestExpense6.311.813.113.013.413.714.415.716.316.515.315.315.315.616.216.5

sbac:TwoThousandNineteenHyphenOneCTowerSecurities



Period End2020-03-312019-09-30
Value81
Percentage of CashInterestExpense8.71.7

sbac:TwoThousandSeventeenHyphenOneCTowerSecurities



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-30
Value666666665
Percentage of CashInterestExpense6.36.36.26.26.46.56.87.56.4

sbac:TwoThousandSixteenHyphenOneCTowerSecurities



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-30
Value55555555554
Percentage of CashInterestExpense5.35.35.25.25.35.45.76.36.56.65.8

sbac:CostOfGoodsSoldDirectOperatingLease



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value95929392929392
Percentage of CostOfGoodsSoldDirectOperatingLease100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtInstrument, us-gaap:SubsequentEventType

sbac:DebtInstrumentAggregateRedemptionPricePercentage

sbac:SeniorNotesSix, us-gaap:SubsequentEvent



Period End2020-02-04
Value0.35
Percentage of DebtInstrumentAggregateRedemptionPricePercentage100.0

sbac:GroundLeaseExtensions



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-31
Value1733636252223453231231121321
Percentage of GroundLeaseExtensions100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

sbac:GroundLeaseLandPurchases



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-31
Value7331213814912121111181694910999111113209115577
Percentage of GroundLeaseLandPurchases100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

sbac:ImpairmentOfLongLivedAssetsHeldForUseAdditions



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-30
Value1154324543367
Percentage of ImpairmentOfLongLivedAssetsHeldForUseAdditions100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

sbac:IncreaseDecreaseInLongTermLeaseLiability



Period End2020-03-312019-03-31
Value-24-19
Percentage of IncreaseDecreaseInLongTermLeaseLiability100.0100.0

sbac:IncreaseDecreaseInOperatingLeaseRightOfUseAsset



Period End2020-03-312019-03-31
Value3024
Percentage of IncreaseDecreaseInOperatingLeaseRightOfUseAsset100.0100.0

sbac:NoncashAssetImpairmentAndDecommissionCosts



Period End2020-03-312019-03-312018-03-312017-03-312016-03-312015-03-312014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-31
Value13587453542100
Percentage of NoncashAssetImpairmentAndDecommissionCosts100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

sbac:NoncashInterestExpense



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-31
Value200000000000000088109121717171716161515
Percentage of NoncashInterestExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtInstrument

sbac:SeniorNotesFour



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-30
Value272000.0265000.0262000.0259000.0252000.0249000.0246000.0240000.0237000.0234000.0117000.0
Percentage of NoncashInterestExpense11.340.040.240.439.939.033.633.133.133.220.0

sbac:SeniorNotesThree



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-30
Value112000.0201000.0199000.0196000.0191000.0189000.0187000.0182000.0180000.0178000.0173000.0171000.0169000.0165000.0163000.0
Percentage of NoncashInterestExpense4.730.430.630.630.229.625.525.125.125.229.637.237.136.750.6

sbac:TwoThousandEighteenTermLoan



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-30
Value200000
Percentage of NoncashInterestExpense84.029.629.229.029.926.0

sbac:NoncontrollingInterestAdjustmentToFairValue



Period End2020-03-31
Value484000.0
Percentage of NoncontrollingInterestAdjustmentToFairValue100.0

us-gaap:ConcentrationRiskByBenchmark, us-gaap:ConcentrationRiskByType

sbac:NumberOfSignificantCustomers

sbac:ContractWithCustomer, us-gaap:CustomerConcentrationRisk



Period End2020-03-31
Value8.0
Percentage of NumberOfSignificantCustomers100.0

us-gaap:SubsequentEventType

sbac:NumberOfTowersAcquired

us-gaap:SubsequentEvent



Period End2020-02-242019-10-312019-07-312019-01-312018-10-312018-07-312018-04-302018-01-312017-10-312017-04-302017-01-312016-07-282016-04-012016-01-312015-10-312015-07-292015-04-232014-03-31
Value65.06.059.027.046.0474.0190.0308.035.09.042.012.031.0102.024.019.020.012.0
Percentage of NumberOfTowersAcquired100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

sbac:OperatingLeaseModificationsAndReassessments



Period End2020-03-312019-03-31
Value15-21
Percentage of OperatingLeaseModificationsAndReassessments100.0100.0

sbac:PaymentStockOptionNetShareSettlements



Period End2020-03-312019-03-31
Value446
Percentage of PaymentStockOptionNetShareSettlements100.0100.0

us-gaap:Range, us-gaap:AwardType

sbac:ShareBasedCompensationArrangementByShareBasedPaymentAwardPerformanceMetricTargetAmountPercentage

srt:Maximum, us-gaap:PerformanceShares



Period End2020-03-31
Value2.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardPerformanceMetricTargetAmountPercentage100.0

srt:Minimum, us-gaap:PerformanceShares



Period End2020-03-31
Value0.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardPerformanceMetricTargetAmountPercentage0.0

sbac:TowersAndRelatedIntangibleAssetsAcquisitions



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-31
Value8299834211015310866263131387476220427129918803519512542188543376781
Percentage of TowersAndRelatedIntangibleAssetsAcquisitions100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AdjustmentsToAdditionalPaidInCapitalOther



Period End2020-03-31
Value-484000.0
Percentage of AdjustmentsToAdditionalPaidInCapitalOther100.0

us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital



Period End2020-03-31
Value-484000.0
Percentage of AdjustmentsToAdditionalPaidInCapitalOther100.0

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-03-312016-03-312015-03-312014-03-312013-09-302013-06-302013-03-312012-12-312012-09-302012-03-312011-03-31
Value1612242310111097744533332
Percentage of AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-03-312016-03-312015-03-312014-03-312013-09-302013-06-302013-03-312012-12-312012-09-302012-03-312011-03-31
Value1612242310111097744533332
Percentage of AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AmortizationOfFinancingCosts



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-31
Value55554454465554444443333332222222
Percentage of AmortizationOfFinancingCosts100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AmortizationOfFinancingCostsAndDiscounts



Period End2020-03-312019-03-312013-03-312012-12-312012-09-302012-03-312011-03-312010-03-31
Value55171717161514
Percentage of AmortizationOfFinancingCostsAndDiscounts100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AmortizationOfIntangibleAssets



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value11010310210110010110096959493929091909186897468716264464136343333
Percentage of AmortizationOfIntangibleAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecurities

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount

us-gaap:EmployeeStockOption



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-06-302014-03-31
Value300000002240231430
Percentage of AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PerformanceShares



Period End2020-03-31
Value100000.0
Percentage of AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount2.7

us-gaap:RestrictedStockUnitsRSU



Period End2020-03-31
Value300000.0
Percentage of AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount8.1

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect



Period End2020-03-312019-03-312018-03-312017-03-31
Value88-3460-20
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect100.0100.0100.0100.0

us-gaap:ConcentrationRiskByBenchmark, us-gaap:ConcentrationRiskByType

us-gaap:ConcentrationRiskPercentage1

sbac:ContractWithCustomer, us-gaap:CustomerConcentrationRisk



Period End2020-03-31
Value0.933
Percentage of ConcentrationRiskPercentage1100.0

us-gaap:MajorCustomers, us-gaap:ConcentrationRiskByBenchmark, us-gaap:StatementBusinessSegments

sbac:Sprint, us-gaap:SalesRevenueNet, sbac:DomesticSiteLeasingRevenue



Period End2020-03-31
Value0.19
Percentage of ConcentrationRiskPercentage120.4

sbac:Sprint, us-gaap:SalesRevenueNet, sbac:SiteDevelopmentConsulting



Period End2020-03-31
Value0.297
Percentage of ConcentrationRiskPercentage131.8

sbac:TMobile, us-gaap:SalesRevenueNet, sbac:DomesticSiteLeasingRevenue



Period End2020-03-31
Value0.22
Percentage of ConcentrationRiskPercentage123.6

sbac:TMobile, us-gaap:SalesRevenueNet, sbac:SiteDevelopmentConsulting



Period End2020-03-31
Value0.249
Percentage of ConcentrationRiskPercentage126.7

us-gaap:MajorCustomers, us-gaap:ConcentrationRiskByBenchmark, us-gaap:SubsequentEventType

sbac:Sprint, us-gaap:SalesRevenueNet, us-gaap:SubsequentEvent



Period End2020-05-06
Value0.156
Percentage of ConcentrationRiskPercentage10.0

sbac:TMobile, us-gaap:SalesRevenueNet, us-gaap:SubsequentEvent



Period End2020-05-06
Value0.177
Percentage of ConcentrationRiskPercentage10.0

us-gaap:Range, us-gaap:CreditFacility

us-gaap:DebtInstrumentBasisSpreadOnVariableRate1

srt:Maximum, us-gaap:RevolvingCreditFacility



Period End2020-03-31
Value0.0175
Percentage of DebtInstrumentBasisSpreadOnVariableRate1100.0

srt:Minimum, us-gaap:RevolvingCreditFacility



Period End2020-03-31
Value0.01125
Percentage of DebtInstrumentBasisSpreadOnVariableRate164.3

us-gaap:DebtInstrument

us-gaap:DebtInstrumentInterestRateDuringPeriod

sbac:TwoThousandEighteenTermLoan



Period End2020-03-31
Value0.036
Percentage of DebtInstrumentInterestRateDuringPeriod100.0

us-gaap:DebtInstrument

us-gaap:DebtInstrumentRedemptionPricePercentage

sbac:SeniorNotesSix



Period End2020-03-31
Value1.03875
Percentage of DebtInstrumentRedemptionPricePercentage100.0

us-gaap:DebtInstrument, us-gaap:DebtInstrumentRedemptionPeriod

sbac:SeniorNotesSix, us-gaap:DebtInstrumentRedemptionPeriodOne



Period End2020-03-31
Value1.01938
Percentage of DebtInstrumentRedemptionPricePercentage98.1

sbac:SeniorNotesSix, us-gaap:DebtInstrumentRedemptionPeriodThree



Period End2020-03-31
Value1.0
Percentage of DebtInstrumentRedemptionPricePercentage96.3

sbac:SeniorNotesSix, us-gaap:DebtInstrumentRedemptionPeriodTwo



Period End2020-03-31
Value1.00969
Percentage of DebtInstrumentRedemptionPricePercentage97.2

us-gaap:DebtInstrument, us-gaap:DebtInstrumentRedemptionPeriod, us-gaap:SubsequentEventType

sbac:SeniorNotesSix, us-gaap:DebtInstrumentRedemptionPeriodOne, us-gaap:SubsequentEvent



Period End2020-02-04
Value1.01938
Percentage of DebtInstrumentRedemptionPricePercentage0.0

sbac:SeniorNotesSix, us-gaap:DebtInstrumentRedemptionPeriodThree, us-gaap:SubsequentEvent



Period End2020-02-04
Value1.0
Percentage of DebtInstrumentRedemptionPricePercentage0.0

sbac:SeniorNotesSix, us-gaap:DebtInstrumentRedemptionPeriodTwo, us-gaap:SubsequentEvent



Period End2020-02-04
Value1.00969
Percentage of DebtInstrumentRedemptionPricePercentage0.0

us-gaap:DebtInstrument, us-gaap:SubsequentEventType

sbac:SeniorNotesSix, us-gaap:SubsequentEvent



Period End2020-02-04
Value1.03875
Percentage of DebtInstrumentRedemptionPricePercentage0.0

us-gaap:DeferredIncomeTaxExpenseBenefit



Period End2020-03-312019-03-312018-03-312016-03-312015-03-312014-03-312013-09-302013-06-302013-03-312012-12-312012-09-302012-03-312011-03-312010-03-31
Value-7232000-10-100000
Percentage of DeferredIncomeTaxExpenseBenefit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Depreciation



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-30
Value71716969676865656464666669727180737169656963665452454443424040
Percentage of Depreciation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DepreciationAmortizationAndAccretionNet



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value182179174171171169167169165162161159159158160159159161164162171162159161144133133141125-13110193827978767472696867
Percentage of DepreciationAmortizationAndAccretionNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ConsolidationItems

us-gaap:CorporateNonSegment



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-30
Value111111111112000100000000
Percentage of DepreciationAmortizationAndAccretionNet0.80.80.70.80.90.91.01.01.01.01.01.60.30.40.60.70.50.40.60.40.30.40.30.4

us-gaap:StatementBusinessSegments

sbac:DomesticSiteLeasingRevenue



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-30
Value133132131130129129123125124123126126131134129137129130125121129
Percentage of DepreciationAmortizationAndAccretionNet73.375.876.676.177.176.574.677.377.977.978.779.482.282.079.980.081.181.086.891.491.9

sbac:InternationalSiteLeasingRevenue



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-30
Value464038383637393433323129262831322829171010
Percentage of DepreciationAmortizationAndAccretionNet25.523.022.322.721.722.224.021.320.720.619.618.616.817.119.118.918.118.211.87.77.4

sbac:SiteDevelopmentConstruction



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-30
Value0000000000001000000000000000000
Percentage of DepreciationAmortizationAndAccretionNet0.30.40.40.30.40.40.40.40.40.40.60.40.60.50.50.40.40.40.40.50.30.4-0.60.40.50.50.40.40.40.40.4

us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation

us-gaap:DerivativeGainLossOnDerivativeNet

us-gaap:InterestRateSwap, us-gaap:Nondesignated



Period End2020-03-31
Value3
Percentage of DerivativeGainLossOnDerivativeNet100.0

us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation, us-gaap:IncomeStatementLocation

us-gaap:DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet

us-gaap:InterestRateSwap, us-gaap:Nondesignated, sbac:NonCashInterestExpense



Period End2020-03-31
Value4
Percentage of DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet100.0

us-gaap:Dividends



Period End2020-03-312019-09-30
Value5241
Percentage of Dividends100.0100.0

us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings



Period End2020-03-312019-09-30
Value5241
Percentage of Dividends100.0100.0

us-gaap:EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents



Period End2020-03-312019-03-312018-03-312017-03-31
Value-13-1403
Percentage of EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents100.0100.0100.0100.0

us-gaap:ForeignCurrencyTransactionGainLossBeforeTax



Period End2020-03-312019-03-31
Value-230-2
Percentage of ForeignCurrencyTransactionGainLossBeforeTax100.0100.0

us-gaap:ForeignCurrencyTransactionGainLossRealized



Period End2020-03-312019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-31
Value-152-2-25-88118-20133474411215-83
Percentage of ForeignCurrencyTransactionGainLossRealized100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ImpairmentOfLongLivedAssetsToBeDisposedOf



Period End2020-03-312019-03-312016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-31
Value2234523532460
Percentage of ImpairmentOfLongLivedAssetsToBeDisposedOf100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncomeTaxesPaid



Period End2020-03-312019-03-312018-03-312017-03-312016-03-312015-03-312014-03-312013-09-302013-06-302013-03-312012-12-312012-09-302012-03-312011-03-312010-03-31
Value552221111111000
Percentage of IncomeTaxesPaid100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInAccountsAndOtherReceivables



Period End2020-03-312019-03-312018-03-31
Value-19-15
Percentage of IncreaseDecreaseInAccountsAndOtherReceivables100.0100.0100.0

us-gaap:IncreaseDecreaseInAccountsPayableAndAccruedLiabilities



Period End2020-03-312019-03-312018-03-312017-03-312016-03-312015-03-312014-03-312013-09-302013-06-302013-03-312012-12-312012-09-302012-03-312011-03-312010-03-31
Value-4-5-14-3-80022012-3-10
Percentage of IncreaseDecreaseInAccountsPayableAndAccruedLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInAccruedInterestReceivableNet



Period End2020-03-312019-03-312018-03-312017-03-31
Value18131525
Percentage of IncreaseDecreaseInAccruedInterestReceivableNet100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInOtherOperatingLiabilities



Period End2020-03-312019-03-312018-03-312017-03-312016-03-312015-03-312014-03-312013-09-302013-06-302013-03-312012-12-312012-09-302012-03-312011-03-312010-03-31
Value1611-1-6-122211018760-3
Percentage of IncreaseDecreaseInOtherOperatingLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets



Period End2020-03-312019-03-312018-03-312017-03-312016-03-312015-03-312014-03-312013-09-302013-06-302013-03-312012-12-312012-09-302012-03-312011-03-312010-03-31
Value1094126-1341518133-841012
Percentage of IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InterestPaidNet



Period End2020-03-312019-03-312018-03-312017-03-31
Value114112104102
Percentage of InterestPaidNet100.0100.0100.0100.0

us-gaap:InvestmentIncomeInterest



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-31
Value01112112233211000000000000000000
Percentage of InvestmentIncomeInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InvestmentIncomeInvestmentExpense



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-30
Value9596979895938881787783838381787778716662635950
Percentage of InvestmentIncomeInvestmentExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:NetIncomeLossAttributableToRedeemableNoncontrollingInterest



Period End2020-03-31
Value-875000.0
Percentage of NetIncomeLossAttributableToRedeemableNoncontrollingInterest100.0

us-gaap:OperatingLeaseLeaseIncome



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value492468459452435429430
Percentage of OperatingLeaseLeaseIncome100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementGeographical

country:BR



Period End2020-03-312019-03-312018-03-31
Value635661
Percentage of OperatingLeaseLeaseIncome12.812.414.2

us-gaap:OtherAssetImpairmentCharges



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-30
Value00000000110
Percentage of OtherAssetImpairmentCharges100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentBeforeTaxPortionAttributableToNoncontrollingInterest



Period End2020-03-31
Value1
Percentage of OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentBeforeTaxPortionAttributableToNoncontrollingInterest100.0

us-gaap:OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax



Period End2020-03-312019-03-31
Value-103-15
Percentage of OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax100.0100.0

us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome



Period End2020-03-312019-03-31
Value-103-15
Percentage of OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax100.0100.0

us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation, us-gaap:IncomeStatementLocation

us-gaap:OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax

us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument, sbac:NonCashInterestExpense



Period End2020-03-31
Value-2
Percentage of OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax100.0

us-gaap:OtherNoncashIncomeExpense



Period End2020-03-312019-03-312018-03-312017-03-312016-03-312015-03-312014-03-312013-09-302013-06-302013-03-312012-12-312012-09-302012-03-312011-03-31
Value-13-4-10000-1009000
Percentage of OtherNoncashIncomeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaidInKindInterest



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-30
Value200000000000000088109121717
Percentage of PaidInKindInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsForProceedsFromOtherInvestingActivities



Period End2020-03-312019-03-312018-03-312017-03-312016-03-312015-03-312014-03-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value3-62540001-11010
Percentage of PaymentsForProceedsFromOtherInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsToAcquireBusinessesNetOfCashAcquired



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-03-31
Value8913295551181671177839424256918526953813993391472091275319005143759030
Percentage of PaymentsToAcquireBusinessesNetOfCashAcquired100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsToAcquireProductiveAssets



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-31
Value12917113392155205148115737876921281303201221407996512580246
Percentage of PaymentsToAcquireProductiveAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ConsolidationItems

us-gaap:CorporateNonSegment



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-31
Value1100000000010227730000
Percentage of PaymentsToAcquireProductiveAssets0.90.60.50.60.40.40.40.61.11.20.91.10.71.60.86.45.44.20.00.40.30.2

us-gaap:StatementBusinessSegments

sbac:DomesticSiteLeasingRevenue



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-30
Value1016711361331827157535052741059229591113622746360
Percentage of PaymentsToAcquireProductiveAssets78.139.785.066.521.888.847.749.572.464.368.680.982.270.792.274.480.678.528.450.675.1

sbac:InternationalSiteLeasingRevenue



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-30
Value261011829120217757192623152135212117116835818
Percentage of PaymentsToAcquireProductiveAssets20.459.513.831.977.510.451.749.626.234.330.117.016.727.26.617.712.414.870.846.523.6

sbac:SiteDevelopmentConstruction



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-31
Value0000000000000001211301
Percentage of PaymentsToAcquireProductiveAssets0.60.20.71.00.30.30.20.30.30.20.41.00.40.50.31.51.52.40.22.51.00.7

us-gaap:ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions



Period End2020-03-312019-03-312018-03-312014-03-312013-09-302013-06-302013-03-312012-12-312012-09-302012-03-312011-03-312010-03-31
Value386360414107544
Percentage of ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CreditFacility

us-gaap:ProceedsFromLinesOfCredit

us-gaap:RevolvingCreditFacility



Period End2020-03-312019-09-302019-06-302018-09-302018-06-302018-03-312017-09-302016-09-302016-06-302015-08-062015-09-302015-07-312015-06-30
Value5001759026028026531515070130320130315
Percentage of ProceedsFromLinesOfCredit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CreditFacility, us-gaap:SubsequentEventType

us-gaap:RevolvingCreditFacility, us-gaap:SubsequentEvent



Period End2020-05-062020-02-242019-07-312018-10-312018-07-312018-04-302018-01-312017-10-312017-07-312016-10-31
Value1525030956020055306520
Percentage of ProceedsFromLinesOfCredit0.00.00.00.00.00.00.00.00.00.0

us-gaap:ProceedsFromPaymentsForOtherFinancingActivities



Period End2020-03-312019-03-312018-03-312017-03-312016-03-312015-03-312014-03-312013-03-312012-12-312011-12-31
Value-6-657150000
Percentage of ProceedsFromPaymentsForOtherFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromSaleMaturityAndCollectionsOfInvestments



Period End2020-03-312019-03-312012-03-312011-03-312010-03-31
Value610150112
Percentage of ProceedsFromSaleMaturityAndCollectionsOfInvestments100.0100.0100.0100.0100.0

us-gaap:RepaymentsOfLongTermLinesOfCredit



Period End2020-03-312019-03-312018-03-312017-09-302017-03-312016-03-312015-03-312014-03-312013-09-302012-12-312012-09-30
Value5052157035110502539000284
Percentage of RepaymentsOfLongTermLinesOfCredit100.0100.0100.0100.0100.0100.0100.0100.00.00.0100.0

us-gaap:CreditFacility

us-gaap:RevolvingCreditFacility



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302017-10-132017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302014-02-07
Value50525512021522543046011030605080510390
Percentage of RepaymentsOfLongTermLinesOfCredit100.00.00.0100.00.00.00.0100.00.00.0100.00.00.00.0

us-gaap:CreditFacility, us-gaap:SubsequentEventType

us-gaap:RevolvingCreditFacility, us-gaap:SubsequentEvent



Period End2020-05-062020-02-242019-07-312019-04-302019-01-312018-07-312018-04-302018-01-312017-10-132017-10-312017-04-302017-01-312016-10-312016-07-012016-04-012015-10-31
Value1205058060120553352046046019095503020280
Percentage of RepaymentsOfLongTermLinesOfCredit0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability



Period End2020-03-312019-03-312018-03-31
Value893000.0865000.0260000.0
Percentage of RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability100.0100.0100.0

us-gaap:RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability



Period End2020-03-312019-03-31
Value1128
Percentage of RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability100.0100.0

us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod

us-gaap:RestrictedStockUnitsRSU



Period End2020-03-31
Value3.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod100.0

us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue

us-gaap:RestrictedStockUnitsRSU



Period End2020-03-31
Value182.99
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue100.0

us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue

us-gaap:PerformanceShares



Period End2020-03-31
Value376.5
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue100.0

us-gaap:RestrictedStockUnitsRSU



Period End2020-03-31
Value291.09
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue77.3

us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod

us-gaap:RestrictedStockUnitsRSU



Period End2020-03-31
Value124.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod100.0

us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue

us-gaap:RestrictedStockUnitsRSU



Period End2020-03-31
Value141.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate



Period End2020-03-312019-03-312018-03-312017-03-312016-03-312015-03-312014-03-312013-09-302013-06-302013-03-312012-12-312012-09-302012-03-312011-03-31
Value0.0130.0130.0070.00.00.00.00.00.00.00.00.00.00.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate100.0100.0100.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate



Period End2020-03-312019-03-312018-03-312017-03-312016-03-312015-03-312014-03-312012-12-312012-09-302012-03-312011-03-31
Value0.20.20.220.20.20.20.220.00.00.530.539
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate100.0100.0100.0100.0100.0100.0100.00.00.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate



Period End2020-03-312019-03-312018-03-312017-03-31
Value0.01660.02470.02570.0191
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate100.0100.0100.0100.0

us-gaap:StatementClassOfStock, us-gaap:StatementEquityComponents

us-gaap:StockIssuedDuringPeriodSharesShareBasedCompensation

us-gaap:CommonClassA, us-gaap:CommonStock



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value621000.0208000.0348000.0762000.0109000.0238000.0264000.0
Percentage of StockIssuedDuringPeriodSharesShareBasedCompensation100.0100.0100.0100.0100.0100.0100.0

us-gaap:StockIssuedDuringPeriodValueShareBasedCompensation



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-03-312016-03-312015-03-312014-03-312013-09-302013-06-302013-03-312012-12-312012-09-302012-03-312011-03-31
Value-52424635206935041410754
Percentage of StockIssuedDuringPeriodValueShareBasedCompensation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementClassOfStock, us-gaap:StatementEquityComponents

us-gaap:CommonClassA, us-gaap:CommonStock



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-03-312016-03-31
Value6000.02000.03000.08000.01000.02000.03000.03000.03000.0
Percentage of StockIssuedDuringPeriodValueShareBasedCompensation-0.10.00.00.00.00.00.00.00.1

us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-03-312016-03-312015-03-312014-03-312013-09-302013-06-302013-03-312012-12-312012-09-302012-03-312011-03-31
Value-52424635206935041410754
Percentage of StockIssuedDuringPeriodValueShareBasedCompensation100.1100.0100.0100.0100.0100.0100.0100.099.999.995.5100.099.999.999.9100.099.999.9

us-gaap:StockRepurchasedAndRetiredDuringPeriodValue



Period End2020-03-312019-09-302019-06-302018-09-302018-06-302018-03-312017-03-312016-03-312011-03-31
Value2031729410830638450-75
Percentage of StockRepurchasedAndRetiredDuringPeriodValue100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementClassOfStock, us-gaap:StatementEquityComponents

us-gaap:CommonClassA, us-gaap:CommonStock



Period End2020-03-312019-09-302019-06-302018-09-302018-06-302018-03-312016-03-31
Value8000.07000.04000.07000.019000.02000.05000.0
Percentage of StockRepurchasedAndRetiredDuringPeriodValue0.00.00.00.00.00.00.0

us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings



Period End2020-03-312019-09-302019-06-302018-09-302018-06-302018-03-312017-03-312016-03-312011-03-31
Value2031729410830638450-75
Percentage of StockRepurchasedAndRetiredDuringPeriodValue100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:TreasuryStockAcquiredAverageCostPerShare



Period End2020-03-31
Value242.86
Percentage of TreasuryStockAcquiredAverageCostPerShare100.0

us-gaap:TreasuryStockSharesAcquired



Period End2020-01-022020-03-31
Value13870.0800000.0
Percentage of TreasuryStockSharesAcquired100.0100.0

us-gaap:TreasuryStockValueAcquiredCostMethod



Period End2020-01-022020-03-31
Value3200
Percentage of TreasuryStockValueAcquiredCostMethod100.0100.0

us-gaap:DebtInstrument, us-gaap:SubsequentEventType

us-gaap:WriteOffOfDeferredDebtIssuanceCost

sbac:SeniorNotesThree, us-gaap:SubsequentEvent



Period End2020-02-20
Value7
Percentage of WriteOffOfDeferredDebtIssuanceCost100.0

sbac:CapitalExpenditureAccrualCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-06-302016-12-31
Value71411128121010101266
Percentage of CapitalExpenditureAccrualCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

sbac:CollateralForSuretyPaymentAndPerformanceBonds



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value0000000000000000001123467101010101010101099
Percentage of CollateralForSuretyPaymentAndPerformanceBonds0.00.00.00.00.00.00.00.00.00.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

sbac:ContractWithCustomerBillingToDate



Period End2020-03-312019-12-312018-12-31
Value534731
Percentage of ContractWithCustomerBillingToDate100.0100.0100.0

sbac:ContractWithCustomerEstimatedEarnings



Period End2020-03-312019-12-312018-12-31
Value201916
Percentage of ContractWithCustomerEstimatedEarnings100.0100.0100.0

sbac:ContractWithCustomerNetAssetLiability



Period End2020-03-312019-12-312018-12-31
Value182423
Percentage of ContractWithCustomerNetAssetLiability100.0100.0100.0

sbac:LeaseLiabilityCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312019-01-01
Value231247230231228226
Percentage of LeaseLiabilityCurrent100.0100.0100.0100.0100.0100.0

sbac:LeaseLiabilityNoncurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312019-01-01
Value215322792174223522822300
Percentage of LeaseLiabilityNoncurrent100.0100.0100.0100.0100.0100.0

sbac:PerformanceTargetsMaximumPotentialObligation



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-12-312013-12-312012-12-31
Value272928810131415151176555771014234217
Percentage of PerformanceTargetsMaximumPotentialObligation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

sbac:PrepaidRealEstateTaxes



Period End2020-03-312019-12-31
Value33
Percentage of PrepaidRealEstateTaxes100.0100.0

sbac:PrepaidRentCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value211113431313132
Percentage of PrepaidRentCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

sbac:RightOfUseAsset



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312019-01-01
Value242025722449250225522600
Percentage of RightOfUseAsset100.0100.0100.0100.0100.0100.0

us-gaap:AccruedEmployeeBenefitsCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312012-12-312011-12-312010-12-31
Value919141271611951311811111291413108131210811855
Percentage of AccruedEmployeeBenefitsCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccruedLiabilitiesCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value546763585363686060698596536160595663656555657876798667393942393119232420192128
Percentage of AccruedLiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation

us-gaap:AccumulatedOtherComprehensiveIncomeLossCumulativeChangesInNetGainLossFromCashFlowHedgesEffectNetOfTax

us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument



Period End2020-03-31
Value-107
Percentage of AccumulatedOtherComprehensiveIncomeLossCumulativeChangesInNetGainLossFromCashFlowHedgesEffectNetOfTax100.0

us-gaap:AdditionalPaidInCapital



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value247124612446240823592270223322172184216721482127202920101999198719731962195119391940206223382649291229072958296931753111284728352560226822572253224822432228
Percentage of AdditionalPaidInCapital100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CapitalizedContractCostNet



Period End2020-03-312019-12-312018-12-31
Value515238
Percentage of CapitalizedContractCostNet100.0100.0100.0

us-gaap:ContractWithCustomerAssetNetCurrent



Period End2020-03-312019-12-312018-12-31
Value182623
Percentage of ContractWithCustomerAssetNetCurrent100.0100.0100.0

us-gaap:ContractWithCustomerLiabilityCurrent



Period End2020-03-312019-12-312018-12-31
Value010
Percentage of ContractWithCustomerLiabilityCurrent100.0100.0100.0

us-gaap:DebtInstrumentFaceAmount



Period End2020-03-312019-12-312013-12-312013-09-302013-06-302013-03-312012-12-312011-12-31
Value1065310414591056915694543054403512
Percentage of DebtInstrumentFaceAmount100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtInstrumentFairValue



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-31
Value1067110543100769848978197369695962593649436912388338757884492348641859985258538831381037887
Percentage of DebtInstrumentFairValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredCostsLeasingNetNoncurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302014-12-31
Value54444272627272728292930303030302928
Percentage of DeferredCostsLeasingNetNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtInstrument, us-gaap:SubsequentEventType

us-gaap:DeferredFinanceCostsGross

sbac:SeniorNotesSix, us-gaap:SubsequentEvent



Period End2020-02-04
Value11
Percentage of DeferredFinanceCostsGross100.0

us-gaap:DeferredRentReceivablesNetNoncurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-31
Value320330326326323322317314318313308307302296290278267258253240230
Percentage of DeferredRentReceivablesNetNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredRevenueCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value1331131129598108969493971019896101948987979211310812010891899484727276585447495452596154
Percentage of DeferredRevenueCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DerivativeAssets



Period End2020-03-312019-12-31
Value11447
Percentage of DerivativeAssets100.0100.0

us-gaap:BalanceSheetLocation, us-gaap:HedgingDesignation

us-gaap:DerivativeFairValueOfDerivativeAssetAmountNotOffsetAgainstCollateral

us-gaap:OtherAssets, us-gaap:Nondesignated



Period End2020-03-312019-12-31
Value11447
Percentage of DerivativeFairValueOfDerivativeAssetAmountNotOffsetAgainstCollateral100.0100.0

us-gaap:BalanceSheetLocation, us-gaap:HedgingDesignation

us-gaap:DerivativeFairValueOfDerivativeLiabilityAmountNotOffsetAgainstCollateral

us-gaap:OtherNoncurrentLiabilities, us-gaap:DesignatedAsHedgingInstrument



Period End2020-03-312019-12-31
Value14742
Percentage of DerivativeFairValueOfDerivativeLiabilityAmountNotOffsetAgainstCollateral100.0100.0

us-gaap:OtherNoncurrentLiabilities, us-gaap:Nondesignated



Period End2020-03-312019-12-31
Value11047
Percentage of DerivativeFairValueOfDerivativeLiabilityAmountNotOffsetAgainstCollateral75.0111.4

us-gaap:ScheduleOfMalpracticeInsuranceTypeAndTierIdentifier

us-gaap:EscrowDeposit

sbac:WorkersCompensationPolicy



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value2222222
Percentage of EscrowDeposit100.0100.0100.0100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value3160313430162938283027322622253324742374228821832099200019061821171516151528147213791303122011411051976912845774712647601560523489455390
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsByMajorClass

sbac:CurrentContractIntangibles



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value22282218213020761998192818461783174616731612153314731401133212701191111810531015946891830772704649605557506462416384356333311289248
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization70.570.870.670.770.670.670.470.470.670.570.470.270.270.069.969.869.569.268.968.968.668.468.167.767.066.566.466.065.464.964.264.063.763.763.763.663.6

sbac:NetworkLocationIntangibles



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value931915885861832804775749728701676649625599574550523497474457433411390368346326307287268250231216203190177165142
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization29.529.229.429.329.429.429.629.629.429.529.629.829.830.030.130.230.530.831.131.131.431.631.932.333.033.533.634.034.635.135.836.036.336.336.336.436.4

us-gaap:FiniteLivedIntangibleAssetsGross



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value6454676162786176608960646010599360755972583957525705565756175610547953515265550453055492513151825132436340353933385938462748272222042163203920071890
Percentage of FiniteLivedIntangibleAssetsGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsByMajorClass

sbac:CurrentContractIntangibles



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value4722499645644476441743944349434644254355428442144179414141144112400339043859405739264090380038643827315428412801275427441844184114151391130712861206
Percentage of FiniteLivedIntangibleAssetsGross73.273.972.772.572.572.572.472.572.972.973.473.373.373.273.273.373.173.073.373.774.074.574.174.674.672.370.471.271.471.467.167.664.264.364.164.163.8

sbac:NetworkLocationIntangibles



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value173217641713169916721669166016461649161715551537152515151503149714751446140614461379140213311317130512091193113111051101903881788772732720684
Percentage of FiniteLivedIntangibleAssetsGross26.826.127.327.527.527.527.627.527.127.126.626.726.726.826.826.726.927.026.726.326.025.525.925.425.427.729.628.828.628.632.932.435.835.735.935.936.2

us-gaap:IntercompanyForeignCurrencyBalanceAmount



Period End2020-03-312019-12-312019-06-302019-03-312018-12-312017-12-31
Value915899434471536560
Percentage of IntercompanyForeignCurrencyBalanceAmount100.0100.0100.0100.0100.0100.0

us-gaap:InterestPayableCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value324934493548344933481942194435523853395237533854424642464446352424322932243235
Percentage of InterestPayableCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CreditFacility

us-gaap:LineOfCredit

us-gaap:RevolvingCreditFacility



Period End2020-03-312019-12-312019-06-302019-03-312018-12-312018-09-302018-06-302017-12-312015-09-302015-07-312015-06-30
Value48549080110325120854028017040
Percentage of LineOfCredit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CreditFacility, us-gaap:SubsequentEventType

us-gaap:RevolvingCreditFacility, us-gaap:SubsequentEvent



Period End2020-05-062020-02-242019-08-062019-05-082019-02-282018-11-082018-08-062018-03-012015-11-052015-10-31
Value3802353050205215907500
Percentage of LineOfCredit0.00.00.00.00.00.00.00.00.00.0

us-gaap:LoansAndLeasesReceivableGrossCarryingAmount



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value11886254494552
Percentage of LoansAndLeasesReceivableGrossCarryingAmount100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherAssetsMiscellaneousNoncurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-31
Value3636404841414010396887864524238403224155452
Percentage of OtherAssetsMiscellaneousNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PrepaidTaxes



Period End2020-03-312019-12-312019-09-302018-12-31
Value6342
Percentage of PrepaidTaxes100.0100.0100.0100.0

us-gaap:RedeemableNoncontrollingInterestEquityCarryingAmount



Period End2020-03-312019-12-312019-09-30
Value141614
Percentage of RedeemableNoncontrollingInterestEquityCarryingAmount100.0100.0100.0

us-gaap:RestrictedCashAndCashEquivalentsAtCarryingValue



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value4330272223322424283230303036552252525464741524636354749362627221617222423302930
Percentage of RestrictedCashAndCashEquivalentsAtCarryingValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:BalanceSheetLocation, us-gaap:RestrictedCashAndCashEquivalentsCashAndCashEquivalents

sbac:RestrictedCashCurrentAsset, sbac:PaymentAndPerformanceBonds



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value164000.0197000.0193000.0204000.0201000.0203000.0196000.0203000.0229000.0225000.0239000.0177000.0187000.0179000.0
Percentage of RestrictedCashAndCashEquivalentsAtCarryingValue0.40.70.70.90.80.60.80.80.80.70.80.60.60.5

sbac:RestrictedCashCurrentAsset, sbac:SecuritizationEscrowAccounts



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312015-12-31
Value423027222332242428322929303625
Percentage of RestrictedCashAndCashEquivalentsAtCarryingValue99.699.399.399.199.299.499.299.299.299.399.299.499.499.599.1

us-gaap:BalanceSheetLocation, us-gaap:RestrictedCashAndCashEquivalentsCashAndCashEquivalents

us-gaap:RestrictedCashAndCashEquivalentsNoncurrent

us-gaap:OtherNoncurrentAssets, sbac:SuretyBondsAndWorkersCompensation



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312015-12-31
Value222222222222233
Percentage of RestrictedCashAndCashEquivalentsNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RestrictedInvestments



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value414141404040
Percentage of RestrictedInvestments100.0100.0100.0100.0100.0100.0

us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber

us-gaap:PerformanceShares



Period End2020-03-31
Value147000.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber100.0

us-gaap:RestrictedStockUnitsRSU



Period End2020-03-312019-12-31
Value279.0313.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber0.20.0

us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue

us-gaap:PerformanceShares



Period End2020-03-31
Value376.5
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue100.0

us-gaap:RestrictedStockUnitsRSU



Period End2020-03-312019-12-31
Value204.12152.98
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue54.20.0

us-gaap:DebtInstrument, us-gaap:SubsequentEventType

us-gaap:UnsecuredDebt

sbac:SeniorNotesSix, us-gaap:SubsequentEvent



Period End2020-02-04
Value1000
Percentage of UnsecuredDebt100.0

Line plots across dimensions of each concept

us-gaap:Revenues us-gaap:StatementBusinessSegments


us-gaap:CostOfRevenue us-gaap:StatementBusinessSegments


us-gaap:GrossProfit us-gaap:StatementBusinessSegments


us-gaap:SellingGeneralAndAdministrativeExpense us-gaap:StatementBusinessSegments


us-gaap:OperatingIncomeLoss us-gaap:StatementBusinessSegments


us-gaap:Assets us-gaap:StatementBusinessSegments


us-gaap:StockholdersEquity us-gaap:StatementEquityComponents


us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType


us-gaap:FiniteLivedIntangibleAssetsNet us-gaap:FiniteLivedIntangibleAssetsByMajorClass


us-gaap:LongTermDebt us-gaap:DebtInstrument


us-gaap:StockholdersEquity us-gaap:StatementEquityComponents