Goodwill and Intangible Assets - Change in Company's Goodwill and Intangible Assets (Detail) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Feb. 22, 2014	Feb. 23, 2013	Feb. 25, 2012
Goodwill [Line Items]
Goodwill, Beginning Balance	$ 847	$ 847
Additions
Impairments
Other net adjustments
Goodwill, Ending Balance	847	847	847
Intangible assets excluding amortization, Beginning Balance	118	122
Addition to finite lived intangible assets		1
Impairment		(6)
Intangible assets other adjustments	5	1
Intangible assets excluding amortization, Ending Balance	123	118	122
Accumulated amortization, Beginning balance	(67)	(58)
Amortization Expense of intangible assets	(8)	(8)	(8)
Intangible assets other adjustments	(5)	(1)
Accumulated amortization, Ending Balance	(80)	(67)	(58)
Intangible assets, Beginning Balance	51	64
Intangible assets, Ending Balance	43	51	64
Independent Business [Member]
Goodwill [Line Items]
Goodwill, Beginning Balance	710	710
Additions
Impairments
Other net adjustments
Goodwill, Ending Balance	710	710
Save-A-Lot [Member]
Goodwill [Line Items]
Goodwill, Beginning Balance	137	137
Additions
Impairments
Other net adjustments
Goodwill, Ending Balance	137	137
Trademarks and Tradenames - Indefinite Useful Lives [Member]
Goodwill [Line Items]
Indefinite-lived Intangible Assets, Beginning Balance	9	14
Additions
Impairments		(6)
Other net adjustments		1
Indefinite-lived Intangible Assets, Ending Balance	9	9
Customer lists, customer relationships, favorable operating leases and other [Member]
Goodwill [Line Items]
Finite-Lived Intangible Assets, Beginning Balance	106	105
Addition to finite lived intangible assets		1
Impairment of Intangible Assets, Finite-lived
Finite Lived Intangible Assets Other Net Adjustments
Finite-Lived Intangible Assets, Ending Balance	111	106
Accumulated amortization, Beginning balance	65
Accumulated amortization, Ending Balance	78	65
Non-Compete Agreements [Member]
Goodwill [Line Items]
Finite-Lived Intangible Assets, Beginning Balance	3	3
Addition to finite lived intangible assets
Impairment of Intangible Assets, Finite-lived
Finite Lived Intangible Assets Other Net Adjustments
Finite-Lived Intangible Assets, Ending Balance	3	3
Accumulated amortization, Beginning balance	2
Accumulated amortization, Ending Balance	$ 2	$ 2