Condensed Consolidated Statements Of Comprehensive (Loss) Income (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Oct. 04, 2013	Sep. 28, 2012	Oct. 04, 2013	Sep. 28, 2012
Condensed Consolidated Statements Of Comprehensive (Loss) Income [Abstract]
Net (loss) income	$ (8,178)	$ 1,983	$ (4,654)	$ (15,829)
Unrealized loss on interest rate swaps		(896)		(3,073)
Tax effect		336		1,152
Realized losses on interest rate swaps, reclassified to net income (loss)		239		717
Tax effect		(90)		(269)
Currency translation adjustments	649	543	(390)	484
Comprehensive (loss) income	$ (7,529)	$ 2,115	$ (5,044)	$ (16,818)