Basic and Diluted Earnings per Common Share (Detail) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Oct. 10, 2015	Oct. 04, 2014	Oct. 10, 2015	Oct. 04, 2014
Earnings Per Share [Abstract]
Net income	$ 43,796	$ 44,599	$ 156,945	$ 147,729
Basic:
Basic weighted average shares outstanding for common stock	210,842	210,084	210,318	209,573
Basic earnings per common share	$ 0.21	$ 0.21	$ 0.75	$ 0.70
Diluted:
Basic weighted average shares outstanding for common stock	210,842	210,084	210,318	209,573
Add: Shares of common stock assumed issued upon exercise of stock options and vesting of restricted stock	2,468	3,070	2,603	3,432
Diluted weighted average shares outstanding for common stock	213,310	213,154	212,921	213,005
Diluted earnings per common share	$ 0.21	$ 0.21	$ 0.74	$ 0.69