Condensed Consolidating Financial Information Condensed Consolidating Statement of Operations and Comprehensive Income (Loss) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 30, 2013	Mar. 31, 2012
Condensed Financial Statements, Captions [Line Items]
Net sales	$ 432,344	$ 455,583
Cost of sales	362,435	375,003
Selling, general and administrative expenses	49,220	49,696
Amortization of intangible assets	2,607	2,623
Restructuring, impairment and other charges	4,182	14,022
Operating income (loss)	13,900	14,239
Interest expense, net	29,575	27,852
Intercompany interest expense (income)	0	0
Loss on early extinguishment of debt, net	127	10,629
Other expense (income), net	296	298
Income (loss) from continuing operations before income taxes and equity in income (loss) of subsidiaries	(16,098)	(24,540)
Income tax expense (benefit)	3,058	(1,956)
Income (loss) from continuing operations before equity in income (loss) of subsidiaries	(19,156)	(22,584)
Equity in income (loss) of subsidiaries	0	0
Income (loss) from continuing operations	(19,156)	(22,584)
Income (loss) from discontinued operations, net of taxes	11	(4,634)
Net income (loss)	(19,145)	(27,218)
Comprehensive income (loss): [Abstract]
Other comprehensive income (loss) of subsidiaries	0	0
Currency translation adjustment	(779)	1,444
Comprehensive (loss) income	(19,924)	(25,774)
Parent Company [Member]
Condensed Financial Statements, Captions [Line Items]
Net sales	0	0
Cost of sales	0	0
Selling, general and administrative expenses	0	0
Amortization of intangible assets	0	0
Restructuring, impairment and other charges	0	0
Operating income (loss)	0	0
Interest expense, net	0	0
Intercompany interest expense (income)	0	0
Loss on early extinguishment of debt, net	0	0
Other expense (income), net	0	0
Income (loss) from continuing operations before income taxes and equity in income (loss) of subsidiaries	0	0
Income tax expense (benefit)	0	0
Income (loss) from continuing operations before equity in income (loss) of subsidiaries	0	0
Equity in income (loss) of subsidiaries	(19,145)	(27,218)
Income (loss) from continuing operations	(19,145)	(27,218)
Income (loss) from discontinued operations, net of taxes	0	0
Net income (loss)	(19,145)	(27,218)
Comprehensive income (loss): [Abstract]
Other comprehensive income (loss) of subsidiaries	(779)	1,444
Currency translation adjustment	0	0
Comprehensive (loss) income	(19,924)	(25,774)
Subsidiary Issuer [Member]
Condensed Financial Statements, Captions [Line Items]
Net sales	174,539	183,957
Cost of sales	148,609	154,157
Selling, general and administrative expenses	27,143	27,009
Amortization of intangible assets	137	170
Restructuring, impairment and other charges	2,834	156
Operating income (loss)	(4,184)	2,465
Interest expense, net	29,464	27,686
Intercompany interest expense (income)	(350)	(273)
Loss on early extinguishment of debt, net	127	10,629
Other expense (income), net	369	219
Income (loss) from continuing operations before income taxes and equity in income (loss) of subsidiaries	(33,794)	(35,796)
Income tax expense (benefit)	2,518	(4,269)
Income (loss) from continuing operations before equity in income (loss) of subsidiaries	(36,312)	(31,527)
Equity in income (loss) of subsidiaries	17,167	1,514
Income (loss) from continuing operations	(19,145)	(30,013)
Income (loss) from discontinued operations, net of taxes	0	2,795
Net income (loss)	(19,145)	(27,218)
Comprehensive income (loss): [Abstract]
Other comprehensive income (loss) of subsidiaries	(779)	1,444
Currency translation adjustment	0	0
Comprehensive (loss) income	(19,924)	(25,774)
Guarantor Subsidiaries [Member]
Condensed Financial Statements, Captions [Line Items]
Net sales	254,244	267,323
Cost of sales	210,774	217,406
Selling, general and administrative expenses	21,856	22,480
Amortization of intangible assets	2,338	2,319
Restructuring, impairment and other charges	1,344	13,800
Operating income (loss)	17,932	11,318
Interest expense, net	114	166
Intercompany interest expense (income)	350	248
Loss on early extinguishment of debt, net	0	0
Other expense (income), net	(95)	(61)
Income (loss) from continuing operations before income taxes and equity in income (loss) of subsidiaries	17,563	10,965
Income tax expense (benefit)	477	2,313
Income (loss) from continuing operations before equity in income (loss) of subsidiaries	17,086	8,652
Equity in income (loss) of subsidiaries	70	291
Income (loss) from continuing operations	17,156	8,943
Income (loss) from discontinued operations, net of taxes	11	(7,429)
Net income (loss)	17,167	1,514
Comprehensive income (loss): [Abstract]
Other comprehensive income (loss) of subsidiaries	114	1,219
Currency translation adjustment	(893)	225
Comprehensive (loss) income	16,388	2,958
Non-Guarantor Subsidiaries [Member]
Condensed Financial Statements, Captions [Line Items]
Net sales	3,561	4,303
Cost of sales	3,052	3,440
Selling, general and administrative expenses	221	207
Amortization of intangible assets	132	134
Restructuring, impairment and other charges	4	66
Operating income (loss)	152	456
Interest expense, net	(3)	0
Intercompany interest expense (income)	0	25
Loss on early extinguishment of debt, net	0	0
Other expense (income), net	22	140
Income (loss) from continuing operations before income taxes and equity in income (loss) of subsidiaries	133	291
Income tax expense (benefit)	63	0
Income (loss) from continuing operations before equity in income (loss) of subsidiaries	70	291
Equity in income (loss) of subsidiaries	0	0
Income (loss) from continuing operations	70	291
Income (loss) from discontinued operations, net of taxes	0	0
Net income (loss)	70	291
Comprehensive income (loss): [Abstract]
Other comprehensive income (loss) of subsidiaries	0	0
Currency translation adjustment	114	1,219
Comprehensive (loss) income	184	1,510
Eliminations [Member]
Condensed Financial Statements, Captions [Line Items]
Net sales	0	0
Cost of sales	0	0
Selling, general and administrative expenses	0	0
Amortization of intangible assets	0	0
Restructuring, impairment and other charges	0	0
Operating income (loss)	0	0
Interest expense, net	0	0
Intercompany interest expense (income)	0	0
Loss on early extinguishment of debt, net	0	0
Other expense (income), net	0	0
Income (loss) from continuing operations before income taxes and equity in income (loss) of subsidiaries	0	0
Income tax expense (benefit)	0	0
Income (loss) from continuing operations before equity in income (loss) of subsidiaries	0	0
Equity in income (loss) of subsidiaries	1,908	25,413
Income (loss) from continuing operations	1,908	25,413
Income (loss) from discontinued operations, net of taxes	0	0
Net income (loss)	1,908	25,413
Comprehensive income (loss): [Abstract]
Other comprehensive income (loss) of subsidiaries	1,444	(4,107)
Currency translation adjustment	0	0
Comprehensive (loss) income	$ 3,352	$ 21,306