Stock Repurchase Program (Detail) - USD ($) shares in Thousands	6 Months Ended
	Jul. 01, 2018	Feb. 28, 2018	Nov. 01, 2015
Equity, Class of Treasury Stock [Line Items]
Stock repurchased during period, Value	$ 121,308,000
Repurchase Program April 2017 [Member]
Equity, Class of Treasury Stock [Line Items]
Authorized common stock to be repurchased			$ 100,000,000
Stock Repurchase Program, Aggregate Number of Shares Repurchased	1,744
Stock Repurchase Program, Value	$ 100,000,000
Stock Repurchased During Period, Shares	803
Stock repurchased during period, Value	$ 45,200,000
Repurchase Program February 2018 [Member]
Equity, Class of Treasury Stock [Line Items]
Authorized common stock to be repurchased		$ 150,000,000
Stock Repurchased During Period, Shares	1,553
Stock repurchased during period, Value	$ 76,108,000
Stock Repurchase Program, Remaining Authorized Repurchase Amount	73,892,000
Repurchase Program April 2017 and February 2018 [Member]
Equity, Class of Treasury Stock [Line Items]
Stock repurchased during period, Value	$ 121,308,000