Condensed Consolidated Statements of Comprehensive Income (Parenthetical) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Oct. 01, 2016	Oct. 03, 2015	Oct. 01, 2016	Oct. 03, 2015
Statement Of Comprehensive Income [Abstract]
Net unrealized (loss) income on hedging derivatives, tax	$ (300)	$ (2,300)	$ 600	$ (3,900)
Reclassification adjustment for loss on settlement of hedging derivatives included in net income, tax	1,200	1,000	4,800	1,800
Foreign currency translation (loss) gain, tax	$ 0	$ 0	$ 0	0
Other, tax				$ 1,500