Stock Repurchase Program (Detail) - USD ($)	3 Months Ended	9 Months Ended
	Oct. 01, 2017	Oct. 01, 2017	Apr. 28, 2017	Aug. 03, 2015
Equity, Class of Treasury Stock [Line Items]
Stock repurchased during period, Value		$ 99,347,000
Repurchase Program 2015
Equity, Class of Treasury Stock [Line Items]
Authorized common stock to be repurchased				$ 100,000,000
Stock Repurchased During Period, Shares	1,335,000	796,000
Stock repurchased during period, Value	$ 100,000,000	$ 68,915,000
Stock Repurchase Program April 2017
Equity, Class of Treasury Stock [Line Items]
Authorized common stock to be repurchased			$ 100,000,000
Stock Repurchased During Period, Shares		288,000
Stock repurchased during period, Value		$ 30,432,000