Discontinued Operations and Divestitures - Additional Information (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended				12 Months Ended								12 Months Ended
	Feb. 22, 2014	Feb. 22, 2014 New Albertsons Inc [Member]	Feb. 22, 2014 Contracts [Member]	Feb. 22, 2014 Property, Plant and Equipment [Member]	Feb. 22, 2014 NAI Banners [Member]	Feb. 23, 2013 NAI Banners [Member]	Feb. 22, 2014 NAI Banners [Member] Minimum [Member]	Feb. 22, 2014 NAI Banners [Member] Maximum [Member]	Feb. 22, 2014 Transitional TSA [Member]	Feb. 23, 2013 Transitional TSA [Member]	Feb. 25, 2012 Transitional TSA [Member]	Feb. 22, 2014 Transition Services Agreement [Member] Fiscal Year 2014 [Member]	Feb. 25, 2012 Fuel Centers [Member] Fuel_Center	Feb. 25, 2012 Fuel Centers [Member] Retail food [Member] Fuel_Center
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Proceeds from divestiture of businesses					$ 100								$ 89
Note receivable					44
Net proceeds from assumed debt and capital leases					3,200
Unfunded status estimated before tax						1,138
Initial terms of arrangements							12 months	5 years
TSA fees recognized									240	42	47
Incremental fees under transitional TSA												60
Discontinued operation, gain (loss) from disposal of preliminary estimated pre-tax loss on contract		1,150
Discontinued operation, gain (loss) from disposal of pre-tax property, plant and equipment related impairment		203
Loss on sale of NAI		1,263	1,081	182
Discontinued operation, gain (loss) from disposal of discontinued operation, before income tax	90												7
Discrete tax benefits (expenses)					105
Amounts of the inter company sales, which approximate related costs					19	236
Net sales with NAI post disposal					209
Number of fuel centers sold														107
Number of discontinued operations fuel centers													97
Pre-tax loss presented as continuing operations													1
Pre-tax loss presented as discontinued operations													$ 6