Condensed Consolidated Statements of Comprehensive Loss (Unaudited) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 27, 2014	Sep. 28, 2013	Sep. 27, 2014	Sep. 28, 2013
Statement of Comprehensive Income [Abstract]
Net sales	$ 353,742	$ 339,905	$ 870,206	$ 873,464
Cost of sales	279,131	257,959	689,167	664,569
Gross profit	74,611	81,946	181,039	208,895
Selling, general and administrative expenses	62,254	57,115	181,516	176,753
Goodwill, Impairment Loss	148,504	0	148,504	0
Impairment of Intangible Assets (Excluding Goodwill)	89,687	0	89,687	0
Manufacturing restructuring costs	0	0	(331)	0
Income from operations	(225,834)	24,831	(238,337)	32,142
Interest expense, net	20,749	20,328	61,828	59,560
Foreign currency loss (gain)	220	124	836	555
Income (loss) before income taxes	(246,803)	4,379	(301,001)	(27,973)
Income tax expense	(27,627)	1,884	(24,868)	4,015
Net income (loss)	(219,176)	2,495	(276,133)	(31,988)
Other comprehensive income (loss):
Pension and other postretirement benefit adjustments, net of tax	3	173	11	478
Foreign currency translation adjustments, net of tax	(11,232)	5,828	(10,075)	(9,444)
Total comprehensive income (loss)	$ (230,405)	$ 8,496	$ (286,197)	$ (40,954)