Unaudited Condensed Consolidated Statement of Comprehensive Income (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Apr. 01, 2012	Apr. 03, 2011
Net income	$ 25,147	$ 21,189
Other comprehensive income, net of tax:
Unrealized losses on derivative instruments, net of tax of zero	(56)	(341)
Unrealized (losses) gains on available-for-sale securities, net of tax (benefit) expense of $(12) and $3, respectively	(22)	7
Total other comprehensive income, net of tax	(78)	(334)
Comprehensive income	$ 25,069	$ 20,855