Condensed Consolidated Statements of Operations and Comprehensive Income (Loss) (Unaudited) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 29, 2012	Oct. 01, 2011	Sep. 29, 2012	Oct. 01, 2011
Statement of Other Comprehensive Income [Abstract]
Net sales	$ 325,034	$ 349,201	$ 852,379	$ 856,396
Cost of sales	243,430	264,042	648,975	650,818
Gross profit	81,604	85,159	203,404	205,578
Selling, general and administrative expenses	59,451	63,576	178,463	188,116
Impairment of intangible assets, indefinite-lived (excluding goodwill)	0	72,242	0	72,242
Income (loss) from operations	22,153	(50,659)	24,941	(54,780)
Interest expense, net	19,085	19,056	56,697	56,851
Foreign currency loss	(17)	371	220	465
Income (loss) before income taxes	3,085	(70,086)	(31,976)	(112,096)
Income tax expense	2,555	(22,068)	4,991	(19,767)
Net income (loss)	530	(48,018)	(36,967)	(92,329)
Other comprehensive income (loss):
Pension and other postretirement benefit adjustments, net of tax	16	0	40	0
Foreign currency translation adjustments, net of tax	11,662	(34,199)	13,103	(18,809)
Total comprehensive income (loss)	$ 12,208	$ (82,217)	$ (23,824)	$ (111,138)