Basic and Diluted Earnings per Common Share (Detail) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Oct. 05, 2019	Oct. 06, 2018	Oct. 05, 2019	Oct. 06, 2018
Earnings Per Share [Abstract]
Net income	$ 43,358	$ 39,630	$ 162,319	$ 136,319
Basic Earnings Per Common Share:
Basic weighted average shares outstanding for common stock	211,711	211,082	211,575	210,994
Basic earnings per common share	$ 0.20	$ 0.19	$ 0.77	$ 0.65
Diluted Earnings Per Common Share:
Add: Shares of common stock assumed issued upon exercise of stock options and vesting of restricted stock	303	482	381	458
Diluted weighted average shares outstanding for common stock	212,014	211,564	211,956	211,452
Diluted earnings per common share	$ 0.20	$ 0.19	$ 0.77	$ 0.64