Consolidated Statements of Comprehensive (Loss) Income - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Oct. 03, 2015	Sep. 27, 2014	Oct. 03, 2015	Sep. 27, 2014
Statement of Comprehensive Income [Abstract]
Net (loss) income	$ (28,950)	$ 14,945	$ (130,505)	$ 84,108
Other comprehensive (loss) income, net of tax:
Unrealized (loss) gain on anticipated sales hedging transactions	(2,811)	5,133	(5,763)	6,522
Unrealized (loss) on forward interest rate swaps hedging transactions	(6,560)	(781)	(10,447)	(781)
Unrealized holding (loss) gain on investments	(256)	240	(272)	736
Foreign currency translation adjustment	(11,083)	(191)	(21,327)	(387)
Comprehensive (loss) income	$ (49,660)	$ 19,346	$ (168,314)	$ 90,198