XML 23 R55.htm IDEA: XBRL DOCUMENT v2.4.1.9
DERIVATIVE FINANCIAL INSTRUMENTS (Details) (USD $)
In Millions, unless otherwise specified
 12 Months Ended
Jan. 31, 2015
product
Feb. 01, 2014
Feb. 02, 2013
Interest Rate Risk Management      
Combined average annual limit of aggregate amount of debt subject to interest rate reset and floating rate debt, to reduce interest rate risk $ 2,500kr_LimitOfCombinedAverageAnnualDebtSubjectToResetAndFloatingRateDebt    
Number of leveraged products 0kr_NumberOfLeveragedProducts    
Gain/(Loss) in AOCI on Derivatives (Effective Portion) (25)us-gaap_OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax [1] (12)us-gaap_OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax [1] 13us-gaap_OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax [1]
Fair value hedges | Interest rate swaps      
Interest Rate Risk Management      
Fair value of liability derivatives   2us-gaap_DerivativeFairValueOfDerivativeLiabilityAmountNotOffsetAgainstCollateral
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_InterestRateSwapMember
/ us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis
= us-gaap_FairValueHedgingMember		  
Cash flow hedges | Forward-starting interest rate swaps      
Interest Rate Risk Management      
Fair value of liability derivatives 39us-gaap_DerivativeFairValueOfDerivativeLiabilityAmountNotOffsetAgainstCollateral
/ us-gaap_DerivativeInstrumentRiskAxis
= kr_ForwardStartingInterestRateSwapMember
/ us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis
= us-gaap_CashFlowHedgingMember		    
Designated | Fair value hedges | Interest rate swaps      
Interest Rate Risk Management      
Notional amount 100invest_DerivativeNotionalAmount
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_InterestRateSwapMember
/ us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis
= us-gaap_FairValueHedgingMember
/ us-gaap_HedgingDesignationAxis
= us-gaap_DesignatedAsHedgingInstrumentMember		 100invest_DerivativeNotionalAmount
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_InterestRateSwapMember
/ us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis
= us-gaap_FairValueHedgingMember
/ us-gaap_HedgingDesignationAxis
= us-gaap_DesignatedAsHedgingInstrumentMember		  
Number of contracts 2us-gaap_DerivativeNumberOfInstrumentsHeld
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_InterestRateSwapMember
/ us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis
= us-gaap_FairValueHedgingMember
/ us-gaap_HedgingDesignationAxis
= us-gaap_DesignatedAsHedgingInstrumentMember		 2us-gaap_DerivativeNumberOfInstrumentsHeld
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_InterestRateSwapMember
/ us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis
= us-gaap_FairValueHedgingMember
/ us-gaap_HedgingDesignationAxis
= us-gaap_DesignatedAsHedgingInstrumentMember		  
Duration 3 years 11 months 9 days 4 years 11 months 9 days  
Average variable rate (as a percent) 5.83%us-gaap_DerivativeAverageVariableInterestRate
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_InterestRateSwapMember
/ us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis
= us-gaap_FairValueHedgingMember
/ us-gaap_HedgingDesignationAxis
= us-gaap_DesignatedAsHedgingInstrumentMember		 5.83%us-gaap_DerivativeAverageVariableInterestRate
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_InterestRateSwapMember
/ us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis
= us-gaap_FairValueHedgingMember
/ us-gaap_HedgingDesignationAxis
= us-gaap_DesignatedAsHedgingInstrumentMember		  
Average fixed rate (as a percent) 6.80%us-gaap_DerivativeAverageFixedInterestRate
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_InterestRateSwapMember
/ us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis
= us-gaap_FairValueHedgingMember
/ us-gaap_HedgingDesignationAxis
= us-gaap_DesignatedAsHedgingInstrumentMember		 6.80%us-gaap_DerivativeAverageFixedInterestRate
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_InterestRateSwapMember
/ us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis
= us-gaap_FairValueHedgingMember
/ us-gaap_HedgingDesignationAxis
= us-gaap_DesignatedAsHedgingInstrumentMember		  
Designated | Fair value hedges | Interest rate swaps | Interest expense.      
Interest Rate Risk Management      
Gain/(Loss) on Swaps 2us-gaap_IncreaseDecreaseInFairValueOfInterestRateFairValueHedgingInstruments1
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_InterestRateSwapMember
/ us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis
= us-gaap_FairValueHedgingMember
/ us-gaap_HedgingDesignationAxis
= us-gaap_DesignatedAsHedgingInstrumentMember
/ us-gaap_IncomeStatementLocationAxis
= us-gaap_InterestExpenseMember		 (3)us-gaap_IncreaseDecreaseInFairValueOfInterestRateFairValueHedgingInstruments1
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_InterestRateSwapMember
/ us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis
= us-gaap_FairValueHedgingMember
/ us-gaap_HedgingDesignationAxis
= us-gaap_DesignatedAsHedgingInstrumentMember
/ us-gaap_IncomeStatementLocationAxis
= us-gaap_InterestExpenseMember		  
Gain/(Loss) on Borrowings (2)us-gaap_IncreaseDecreaseInFairValueOfHedgedItemInInterestRateFairValueHedge1
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_InterestRateSwapMember
/ us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis
= us-gaap_FairValueHedgingMember
/ us-gaap_HedgingDesignationAxis
= us-gaap_DesignatedAsHedgingInstrumentMember
/ us-gaap_IncomeStatementLocationAxis
= us-gaap_InterestExpenseMember		 4us-gaap_IncreaseDecreaseInFairValueOfHedgedItemInInterestRateFairValueHedge1
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_InterestRateSwapMember
/ us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis
= us-gaap_FairValueHedgingMember
/ us-gaap_HedgingDesignationAxis
= us-gaap_DesignatedAsHedgingInstrumentMember
/ us-gaap_IncomeStatementLocationAxis
= us-gaap_InterestExpenseMember		  
Designated | Fair value hedges | Interest rate swaps | Other long-term liabilities      
Interest Rate Risk Management      
Fair value of liability derivatives   2us-gaap_DerivativeFairValueOfDerivativeLiabilityAmountNotOffsetAgainstCollateral
/ us-gaap_BalanceSheetLocationAxis
= us-gaap_OtherNoncurrentLiabilitiesMember
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_InterestRateSwapMember
/ us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis
= us-gaap_FairValueHedgingMember
/ us-gaap_HedgingDesignationAxis
= us-gaap_DesignatedAsHedgingInstrumentMember		  
Designated | Cash flow hedges | Forward-starting interest rate swaps      
Interest Rate Risk Management      
Gain/(Loss) in AOCI on Derivatives (Effective Portion) (49)us-gaap_OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax
/ us-gaap_DerivativeInstrumentRiskAxis
= kr_ForwardStartingInterestRateSwapMember
/ us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis
= us-gaap_CashFlowHedgingMember
/ us-gaap_HedgingDesignationAxis
= us-gaap_DesignatedAsHedgingInstrumentMember		 (25)us-gaap_OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax
/ us-gaap_DerivativeInstrumentRiskAxis
= kr_ForwardStartingInterestRateSwapMember
/ us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis
= us-gaap_CashFlowHedgingMember
/ us-gaap_HedgingDesignationAxis
= us-gaap_DesignatedAsHedgingInstrumentMember		  
Designated | Cash flow hedges | Forward-starting interest rate swaps | Interest expense.      
Interest Rate Risk Management      
Gain/(Loss) Reclassified from AOCI into Income (Effective Portion) (1)us-gaap_DerivativeInstrumentsLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortion
/ us-gaap_DerivativeInstrumentRiskAxis
= kr_ForwardStartingInterestRateSwapMember
/ us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis
= us-gaap_CashFlowHedgingMember
/ us-gaap_HedgingDesignationAxis
= us-gaap_DesignatedAsHedgingInstrumentMember
/ us-gaap_IncomeStatementLocationAxis
= us-gaap_InterestExpenseMember		 (1)us-gaap_DerivativeInstrumentsLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortion
/ us-gaap_DerivativeInstrumentRiskAxis
= kr_ForwardStartingInterestRateSwapMember
/ us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis
= us-gaap_CashFlowHedgingMember
/ us-gaap_HedgingDesignationAxis
= us-gaap_DesignatedAsHedgingInstrumentMember
/ us-gaap_IncomeStatementLocationAxis
= us-gaap_InterestExpenseMember		  
Designated | Cash flow hedges | Forward-starting interest rate swaps | Other long-term liabilities      
Interest Rate Risk Management      
Fair value of liability derivatives 39us-gaap_DerivativeFairValueOfDerivativeLiabilityAmountNotOffsetAgainstCollateral
/ us-gaap_BalanceSheetLocationAxis
= us-gaap_OtherNoncurrentLiabilitiesMember
/ us-gaap_DerivativeInstrumentRiskAxis
= kr_ForwardStartingInterestRateSwapMember
/ us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis
= us-gaap_CashFlowHedgingMember
/ us-gaap_HedgingDesignationAxis
= us-gaap_DesignatedAsHedgingInstrumentMember		    
Gain/(Loss) in AOCI on Derivatives (Effective Portion) 25us-gaap_OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax
/ us-gaap_BalanceSheetLocationAxis
= us-gaap_OtherNoncurrentLiabilitiesMember
/ us-gaap_DerivativeInstrumentRiskAxis
= kr_ForwardStartingInterestRateSwapMember
/ us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis
= us-gaap_CashFlowHedgingMember
/ us-gaap_HedgingDesignationAxis
= us-gaap_DesignatedAsHedgingInstrumentMember		    
Designated | Cash flow hedges | Forward-starting interest rate swaps | Derivatives maturing October 2015      
Interest Rate Risk Management      
Notional amount 300invest_DerivativeNotionalAmount
/ us-gaap_DerivativeByNatureAxis
= kr_DerivativeWithMaturityDateOctober2015Member
/ us-gaap_DerivativeInstrumentRiskAxis
= kr_ForwardStartingInterestRateSwapMember
/ us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis
= us-gaap_CashFlowHedgingMember
/ us-gaap_HedgingDesignationAxis
= us-gaap_DesignatedAsHedgingInstrumentMember		    
Number of contracts 4us-gaap_DerivativeNumberOfInstrumentsHeld
/ us-gaap_DerivativeByNatureAxis
= kr_DerivativeWithMaturityDateOctober2015Member
/ us-gaap_DerivativeInstrumentRiskAxis
= kr_ForwardStartingInterestRateSwapMember
/ us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis
= us-gaap_CashFlowHedgingMember
/ us-gaap_HedgingDesignationAxis
= us-gaap_DesignatedAsHedgingInstrumentMember		    
Designated | Cash flow hedges | Forward-starting interest rate swaps | Derivatives maturing August 2017      
Interest Rate Risk Management      
Notional amount $ 400invest_DerivativeNotionalAmount
/ us-gaap_DerivativeByNatureAxis
= kr_DerivativeWithMaturityDateAugust2017Member
/ us-gaap_DerivativeInstrumentRiskAxis
= kr_ForwardStartingInterestRateSwapMember
/ us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis
= us-gaap_CashFlowHedgingMember
/ us-gaap_HedgingDesignationAxis
= us-gaap_DesignatedAsHedgingInstrumentMember		    
Number of contracts 7us-gaap_DerivativeNumberOfInstrumentsHeld
/ us-gaap_DerivativeByNatureAxis
= kr_DerivativeWithMaturityDateAugust2017Member
/ us-gaap_DerivativeInstrumentRiskAxis
= kr_ForwardStartingInterestRateSwapMember
/ us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis
= us-gaap_CashFlowHedgingMember
/ us-gaap_HedgingDesignationAxis
= us-gaap_DesignatedAsHedgingInstrumentMember		    
[1] Amount is net of tax of $(14) in 2014, $(8) in 2013 and $7 in 2012.