Condensed Consolidated Statements of Operations and Comprehensive Income (Loss) (Unaudited) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2012	Apr. 02, 2011
Condensed Consolidated Statements of Operations and Comprehensive Income (Loss) [Abstract]
Net sales	$ 212,954	$ 196,736
Cost of sales	171,860	156,657
Gross profit	41,094	40,079
Selling, general and administrative expenses	59,470	58,916
Loss from operations	(18,376)	(18,837)
Interest expense, net	18,687	18,700
Foreign currency loss (gain)	38	(30)
Loss before income taxes	(37,101)	(37,507)
Income tax expense (benefit)	769	(389)
Net loss	(37,870)	(37,118)
Other comprehensive income (loss):
Foreign currency translation adjustments, net of tax	7,954	12,965
Total comprehensive loss	$ (29,916)	$ (24,153)