Goodwill and Intangible Assets - Additional Information (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Sep. 07, 2013	Sep. 08, 2012	Sep. 07, 2013
Goodwill And Intangible Assets Disclosure [Abstract]
Amortization Expense of intangible assets	$ 4	$ 5	$ 4
Future amortization expense, Year One	6		6
Future amortization expense, Year Two	6		6
Future amortization expense, Year Three	6		6
Future amortization expense, Year Four	6		6
Future amortization expense, Year Five	$ 6		$ 6