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Stock-Based Awards - Components of Pre-tax Stock-Based Compensation Expense and Related Tax Benefits (Detail) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Feb. 23, 2013	Feb. 25, 2012	Feb. 26, 2011
Disclosure Of Compensation Related Costs Sharebased Payments [Abstract]
Stock-based compensation	$ 13	$ 13	$ 14
Income tax benefits	(5)	(5)	(5)
Stock-based compensation (net of tax)	$ 8	$ 8	$ 9

Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees.

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