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FAIR VALUE MEASUREMENTS - Narrative (Details) (USD $)
In Millions, unless otherwise specified
12 Months Ended
Feb. 01, 2014
International  
Fair Value Assets And Liablities Measured On Recurring Basis Unobservable Input Reconciliation [Line Items]  
Goodwill, Translation Adjustments $ 3us-gaap_GoodwillTranslationAdjustments
/ us-gaap_StatementBusinessSegmentsAxis
= tru_ToysRUsInternationalMember
Fair Value, Measurements, Nonrecurring [Member] | Significant Other Observable Inputs (Level 2)  
Fair Value Assets And Liablities Measured On Recurring Basis Unobservable Input Reconciliation [Line Items]  
Long-lived assets held and used $ 11tru_AssetsHeldForUseLongLivedFairValueDisclosure
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member
/ us-gaap_FairValueByMeasurementFrequencyAxis
= us-gaap_FairValueMeasurementsNonrecurringMember