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INCOME TAXES - Difference Between Actual Tax Provision and Tax Provision Computed by Applying Statutory Federal Income Tax Rate to Losses Before Income Taxes (Detail) (USD $)
In Millions, unless otherwise specified
12 Months Ended
Feb. 28, 2015
Feb. 22, 2014
Feb. 23, 2013
Income Tax Disclosure [Abstract]      
Federal taxes (benefit) based on statutory rate $ 62us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate $ 4us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate $ (149)us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate
State income taxes, net of federal benefit 12us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes 0us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes (13)us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes
Tax contingency (1)us-gaap_IncomeTaxReconciliationTaxContingencies (1)us-gaap_IncomeTaxReconciliationTaxContingencies 1us-gaap_IncomeTaxReconciliationTaxContingencies
Change in valuation allowance 0us-gaap_IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance (1)us-gaap_IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance (3)us-gaap_IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance
Pension (8)svu_EffectiveIncomeTaxRateReconciliationPensionAmount 0svu_EffectiveIncomeTaxRateReconciliationPensionAmount 0svu_EffectiveIncomeTaxRateReconciliationPensionAmount
Other (7)us-gaap_IncomeTaxReconciliationOtherReconcilingItems 3us-gaap_IncomeTaxReconciliationOtherReconcilingItems 1us-gaap_IncomeTaxReconciliationOtherReconcilingItems
Total income tax provision (benefit) $ 58us-gaap_IncomeTaxExpenseBenefit $ 5us-gaap_IncomeTaxExpenseBenefit $ (163)us-gaap_IncomeTaxExpenseBenefit