Summary of Significant Accounting Policies - Basic and Diluted Net Earnings (Loss) Per Share (Detail) (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended	6 Months Ended
Sep. 07, 2013	Sep. 08, 2012	Sep. 07, 2013	Sep. 08, 2012
Net earnings (loss) per share - basic:
Net earnings (loss) from continuing operations available to common stockholders	$ 39	$ (56)	$ (66)	$ (74)
Weighted average shares outstanding - basic	258	212	251	212
Net earnings (loss) from continuing operations per share - basic	$ 0.15	$ (0.26)	$ (0.26)	$ (0.35)
Income (loss) from discontinued operations, net of tax available to common stockholders	1	(55)	191	4
Weighted average shares outstanding - basic	258	212	251	212
Net earnings (loss) from discontinued operations per share - basic		$ (0.26)	$ 0.76	$ 0.02
Net earnings (loss) available to common stockholders	40	(111)	125	(70)
Weighted average shares outstanding - basic	258	212	251	212
Net earnings (loss) per share-basic	$ 0.15	$ (0.52)	$ 0.50	$ (0.33)
Net earnings (loss) per share - diluted:
Net earnings (loss) from continuing operations available to common stockholders	39	(56)	(66)	(74)
Weighted average shares outstanding - basic	258	212	251	212
Dilutive impact of stock-based awards	3
Weighted average shares outstanding - diluted	261	212	251	212
Net earnings (loss) from continuing operations per share - diluted	$ 0.15	$ (0.26)	$ (0.26)	$ (0.35)
Income (loss) from discontinued operations, net of tax available to common stockholders	1	(55)	191	4
Weighted average shares outstanding - basic	258	212	251	212
Dilutive impact of stock-based awards	3		4	2
Weighted average shares outstanding - diluted	261	212	255	214
Net earnings (loss) from discontinued operations per share - diluted		$ (0.26)	$ 0.75	$ 0.02
Net earnings (loss) available to common stockholders	$ 40	$ (111)	$ 125	$ (70)
Weighted average shares outstanding - basic	258	212	251	212
Dilutive impact of stock-based awards	3		4
Weighted average shares outstanding - diluted	261	212	255	212
Net earnings (loss) per share - diluted	$ 0.15	$ (0.52)	$ 0.49	$ (0.33)

Incremental common shares attributable to options and restricted stock.

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