Condensed Consolidated Statements of Comprehensive Income (unaudited) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jul. 01, 2012	Jun. 30, 2013	Jul. 01, 2012
Net income	$ 7,557	$ 13,313	$ 13,576	$ 18,324
Other comprehensive income	0	0	0	0
Comprehensive income	$ 7,557	$ 13,313	$ 13,576	$ 18,324