Consolidated Statements of Comprehensive Income (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jul. 01, 2012	Jul. 03, 2011	Jul. 01, 2012	Jul. 03, 2011
Net income	$ 30,293	$ 26,060	$ 55,960	$ 48,372
Other comprehensive income, net of taxes:
Change in cumulative translation adjustment	(22,361)	9,636	(9,617)	25,023
Change in unrealized loss on available-for-sale securities	(9)	(17)	(21)	(16)
Changes due to cash flow hedging instruments:
Net (loss) gain on hedge instruments	(4,495)	2,211	(983)	6,002
Reclassification to net income of previously deferred losses (gains) related to hedge derivatives instruments	1,143	(2,088)	1,379	(2,828)
Comprehensive income	$ 4,571	$ 35,802	$ 46,718	$ 76,553