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DERIVATIVE INSTRUMENTS AND HEDGING ACTIVITIES - Narrative (Details) (USD $)
In Millions, unless otherwise specified
 12 Months Ended 0 Months Ended 12 Months Ended
Jan. 31, 2015
Nov. 27, 2014
Feb. 02, 2013
Feb. 01, 2014
Jan. 30, 2016
Nov. 26, 2014
Derivative [Line Items]            
Average Remaining Maturity of Foreign Currency Derivatives 12 months          
Interest Rate Contract [Member]            
Derivative [Line Items]            
Derivative, Net Liability Position, Aggregate Fair Value 2us-gaap_DerivativeNetLiabilityPositionAggregateFairValue
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_InterestRateContractMember		          
Derivative, Remaining Maturity 12 months          
Interest Rate Contract [Member] | Maximum [Member]            
Derivative [Line Items]            
Derivative, Net Liability Position, Aggregate Fair Value       1us-gaap_DerivativeNetLiabilityPositionAggregateFairValue
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_InterestRateContractMember
/ us-gaap_RangeAxis
= us-gaap_MaximumMember		    
One Month Usd Libor De-designated [Member] | Interest Rate Caps
            
Derivative [Line Items]            
Percentage of Derivative Instrument Designated as Cash Flow Hedge 40.00%tru_PercentageOfDerivativeInstrumentDesignatedAsCashFlowHedge
/ us-gaap_DerivativeByNatureAxis
= us-gaap_InterestRateCapMember
/ us-gaap_DerivativeInstrumentRiskAxis
= tru_OneMonthUsdLiborDeDesignatedMember		     40.00%tru_PercentageOfDerivativeInstrumentDesignatedAsCashFlowHedge
/ us-gaap_DerivativeByNatureAxis
= us-gaap_InterestRateCapMember
/ us-gaap_DerivativeInstrumentRiskAxis
= tru_OneMonthUsdLiborDeDesignatedMember		    
Interest Rate Caps | One Month Usd Libor De-designated [Member]            
Derivative [Line Items]            
Notional Amount 500invest_DerivativeNotionalAmount
/ us-gaap_DerivativeByNatureAxis
= tru_OneMonthUsdLiborDeDesignatedMember
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_InterestRateCapMember		 [1]     500invest_DerivativeNotionalAmount
/ us-gaap_DerivativeByNatureAxis
= tru_OneMonthUsdLiborDeDesignatedMember
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_InterestRateCapMember		 [1]    
Derivative designated as a fair value hedge: | Interest Rate Contract [Member]            
Derivative [Line Items]            
Gains (Losses) on Extinguishment of Debt 4us-gaap_GainsLossesOnExtinguishmentOfDebt
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_InterestRateContractMember
/ us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis
= us-gaap_FairValueHedgingMember		          
Designated as Hedging Instrument [Member] | Derivatives designated as cash flow hedges: | Interest Rate Contract [Member]            
Derivative [Line Items]            
Notional Amount           350invest_DerivativeNotionalAmount
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_InterestRateContractMember
/ us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis
= us-gaap_CashFlowHedgingMember
/ us-gaap_HedgingDesignationAxis
= us-gaap_DesignatedAsHedgingInstrumentMember
Derivative, Proceeds from Termination of Derivative   10tru_DerivativeProceedsfromTerminationofDerivative
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_InterestRateContractMember
/ us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis
= us-gaap_CashFlowHedgingMember
/ us-gaap_HedgingDesignationAxis
= us-gaap_DesignatedAsHedgingInstrumentMember		        
Accrued Investment Income Receivable           1us-gaap_AccruedInvestmentIncomeReceivable
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_InterestRateContractMember
/ us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis
= us-gaap_CashFlowHedgingMember
/ us-gaap_HedgingDesignationAxis
= us-gaap_DesignatedAsHedgingInstrumentMember
Designated as Hedging Instrument [Member] | Derivative designated as a fair value hedge: | Interest Rate Contract [Member]            
Derivative [Line Items]            
Gain (Loss) on Fair Value Hedge Ineffectiveness, Net     5us-gaap_GainLossOnFairValueHedgeIneffectivenessNet
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_InterestRateContractMember
/ us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis
= us-gaap_FairValueHedgingMember
/ us-gaap_HedgingDesignationAxis
= us-gaap_DesignatedAsHedgingInstrumentMember		      
Designated as Hedging Instrument [Member] | Derivative designated as a fair value hedge: | Interest Rate Contract [Member] | Maximum [Member]            
Derivative [Line Items]            
Gain (Loss) on Fair Value Hedge Ineffectiveness, Net       1us-gaap_GainLossOnFairValueHedgeIneffectivenessNet
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_InterestRateContractMember
/ us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis
= us-gaap_FairValueHedgingMember
/ us-gaap_HedgingDesignationAxis
= us-gaap_DesignatedAsHedgingInstrumentMember
/ us-gaap_RangeAxis
= us-gaap_MaximumMember		    
Scenario, Forecast [Member] | Designated as Hedging Instrument [Member] | Derivatives designated as cash flow hedges: | Interest Rate Contract [Member]            
Derivative [Line Items]            
Cash Flow Hedge Gain (Loss) to be Reclassified within Twelve Months         $ (1)us-gaap_CashFlowHedgeGainLossToBeReclassifiedWithinTwelveMonths
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_InterestRateContractMember
/ us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis
= us-gaap_CashFlowHedgingMember
/ us-gaap_HedgingDesignationAxis
= us-gaap_DesignatedAsHedgingInstrumentMember
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioForecastMember		  
[1] The Company de-designated a portion of this interest rate cap in fiscal 2010. As of January 31, 2015 and February 1, 2014, 40% of the $500 million interest rate cap is designated as a cash flow hedge.