Summary of Significant Accounting Policies (Details 5) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Mar. 03, 2012	Feb. 26, 2011	Feb. 27, 2010
Acquired Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 453	$ 456
Accumulated Amortization	(224)	(225)
Finite-Lived Intangible Assets, Future Amortization Expense, Current and Five Succeeding Fiscal Years [Abstract]
Amortization expense	48	82	88
Finite-Lived Intangible Assets, Future Amortization Expense [Abstract]
2013	40
2014	40
2015	40
2016	40
2017	22
Thereafter	47
Trade Names [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	0	73
Accumulated Amortization	0	(45)
Customer Relationships [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	453	383
Accumulated Amortization	(224)	(180)
Lease rights [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	130	131
Accumulated Amortization	(73)	(57)
Amortization period (in years)	15
Finite-Lived Intangible Assets, Future Amortization Expense, Current and Five Succeeding Fiscal Years [Abstract]
Amortization expense	13	14	18
Finite-Lived Intangible Assets, Future Amortization Expense [Abstract]
2013	7
2014	7
2015	7
2016	7
2017	$ 7