Treasury Stock - Additional information (Detail) (USD $)	1 Months Ended	9 Months Ended
	Oct. 27, 2014	Dec. 28, 2014	Mar. 30, 2014
Equity [Abstract]
Maximum value of outstanding common stock authorized for repurchase	$ 100,000,000
Outstanding common stock repurchase, maximum period	18 months
Purchase of common stock		1,000,000
Aggregate purchase price paid for common stock		11,800,000
Purchase of common stock under repurchase programs, shares		127,633,000	126,616,000
Treasury stock, at cost		$ 1,949,136,000	$ 1,937,302,000