Condensed Consolidating Financial Information Condensed Consolidating Statement of Operations and Comprehensive Income (Loss) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 29, 2012	Oct. 01, 2011	Sep. 29, 2012	Oct. 01, 2011
Condensed Financial Statements, Captions [Line Items]
Net sales	$ 451,274	$ 475,835	$ 1,345,764	$ 1,422,705
Cost of sales	364,125	381,766	1,096,476	1,157,155
Selling, general and administrative expenses	45,424	53,573	140,766	165,059
Amortization of intangible assets	2,547	2,586	7,756	7,752
Restructuring, impairment and other charges	4,190	4,685	22,566	13,977
Operating income (loss)	34,988	33,225	78,200	78,762
Gain on bargain purchase	0	(641)	0	(11,720)
Interest expense, net	28,926	28,435	85,574	88,064
Intercompany interest expense (income)	0	0	0	0
(Gain) loss on early extinguishment of debt	25	0	11,439	0
Other (income) expense, net	491	(904)	(327)	(567)
Income (loss) from continuing operations before income taxes and equity in income of unconsolidated subsidiaries	5,546	6,335	(18,486)	2,985
Income tax expense (benefit)	888	5,061	(598)	2,250
Income (loss) from continuing operations	4,658	1,274	(17,888)	735
Equity in income of unconsolidated subsidiaries	0	0	0	0
Income (loss) from discontinued operations, net of taxes	(183)	1,531	(5,256)	5,228
Net income (loss)	4,475	2,805	(23,144)	5,963
Comprehensive income (loss): [Abstract]
Net income (loss)	4,475	2,805	(23,144)	5,963
Other comprehensive income (loss): [Abstract]
Other comprehensive income (loss) of unconsolidated subsidiaries	0	0	0	0
Reclassifications of losses related to interest rate swaps into earnings, net of taxes	0	0	0	1,792
Currency translation adjustment	2,412	(5,146)	1,654	(3,745)
Comprehensive income (loss)	6,887	(2,341)	(21,490)	4,010
Parent Company [Member]
Condensed Financial Statements, Captions [Line Items]
Net sales	0	0	0	0
Cost of sales	0	0	0	0
Selling, general and administrative expenses	0	0	0	0
Amortization of intangible assets	0	0	0	0
Restructuring, impairment and other charges	0	0	0	0
Operating income (loss)	0	0	0	0
Gain on bargain purchase		0		0
Interest expense, net	0	0	0	0
Intercompany interest expense (income)	0	0	0	0
(Gain) loss on early extinguishment of debt	0		0
Other (income) expense, net	0	0	0	0
Income (loss) from continuing operations before income taxes and equity in income of unconsolidated subsidiaries	0	0	0	0
Income tax expense (benefit)	0	0	0	0
Income (loss) from continuing operations	0	0	0	0
Equity in income of unconsolidated subsidiaries	4,475	2,805	(23,144)	5,963
Income (loss) from continuing operations	4,475	2,805	(23,144)	5,963
Income (loss) from discontinued operations, net of taxes	0	0	0	0
Net income (loss)	4,475	2,805	(23,144)	5,963
Comprehensive income (loss): [Abstract]
Net income (loss)	4,475	2,805	(23,144)	5,963
Other comprehensive income (loss): [Abstract]
Other comprehensive income (loss) of unconsolidated subsidiaries	2,412	(5,146)	1,654	(1,953)
Reclassifications of losses related to interest rate swaps into earnings, net of taxes		0		0
Currency translation adjustment	0	0	0	0
Comprehensive income (loss)	6,887	(2,341)	(21,490)	4,010
Subsidiary Issuer [Member]
Condensed Financial Statements, Captions [Line Items]
Net sales	172,051	186,436	528,102	529,703
Cost of sales	143,226	153,843	440,660	439,826
Selling, general and administrative expenses	24,370	28,830	77,096	89,084
Amortization of intangible assets	137	123	444	324
Restructuring, impairment and other charges	1,805	2,907	3,331	7,783
Operating income (loss)	2,513	733	6,571	(7,314)
Gain on bargain purchase		(641)		(11,720)
Interest expense, net	28,784	28,257	85,118	87,489
Intercompany interest expense (income)	(414)	(292)	(1,102)	(919)
(Gain) loss on early extinguishment of debt	25		11,439
Other (income) expense, net	375	557	(245)	134
Income (loss) from continuing operations before income taxes and equity in income of unconsolidated subsidiaries	(26,257)	(27,148)	(88,639)	(82,298)
Income tax expense (benefit)	(1,777)	2,714	(4,922)	3,588
Income (loss) from continuing operations	(24,480)	(29,862)	(83,717)	(85,886)
Equity in income of unconsolidated subsidiaries	28,990	32,271	58,186	90,429
Income (loss) from continuing operations	4,510	2,409	(25,531)	4,543
Income (loss) from discontinued operations, net of taxes	(35)	396	2,387	1,420
Net income (loss)	4,475	2,805	(23,144)	5,963
Comprehensive income (loss): [Abstract]
Net income (loss)	4,475	2,805	(23,144)	5,963
Other comprehensive income (loss): [Abstract]
Other comprehensive income (loss) of unconsolidated subsidiaries	2,412	(5,146)	1,654	(3,745)
Reclassifications of losses related to interest rate swaps into earnings, net of taxes		0		1,792
Currency translation adjustment	0	0	0	0
Comprehensive income (loss)	6,887	(2,341)	(21,490)	4,010
Guarantor Subsidiaries [Member]
Condensed Financial Statements, Captions [Line Items]
Net sales	275,071	285,733	805,787	877,663
Cost of sales	217,459	224,189	645,435	704,670
Selling, general and administrative expenses	20,864	24,492	63,079	75,164
Amortization of intangible assets	2,276	2,329	6,910	7,026
Restructuring, impairment and other charges	2,383	1,778	19,139	6,190
Operating income (loss)	32,089	32,945	71,224	84,613
Gain on bargain purchase		0		0
Interest expense, net	148	187	469	615
Intercompany interest expense (income)	391	238	1,030	736
(Gain) loss on early extinguishment of debt	0		0
Other (income) expense, net	(3)	(758)	23	(5)
Income (loss) from continuing operations before income taxes and equity in income of unconsolidated subsidiaries	31,553	33,278	69,702	83,267
Income tax expense (benefit)	1,898	2,450	3,596	(1,549)
Income (loss) from continuing operations	29,655	30,828	66,106	84,816
Equity in income of unconsolidated subsidiaries	(517)	308	(277)	1,805
Income (loss) from continuing operations	29,138	31,136	65,829	86,621
Income (loss) from discontinued operations, net of taxes	(148)	1,135	(7,643)	3,808
Net income (loss)	28,990	32,271	58,186	90,429
Comprehensive income (loss): [Abstract]
Net income (loss)	28,990	32,271	58,186	90,429
Other comprehensive income (loss): [Abstract]
Other comprehensive income (loss) of unconsolidated subsidiaries	1,244	(2,220)	179	(2,173)
Reclassifications of losses related to interest rate swaps into earnings, net of taxes		0		0
Currency translation adjustment	1,168	(2,926)	1,475	(1,572)
Comprehensive income (loss)	31,402	27,125	59,840	86,684
Non-Guarantor Subsidiaries [Member]
Condensed Financial Statements, Captions [Line Items]
Net sales	4,152	3,666	11,875	15,339
Cost of sales	3,440	3,734	10,381	12,659
Selling, general and administrative expenses	190	251	591	811
Amortization of intangible assets	134	134	402	402
Restructuring, impairment and other charges	2	0	96	4
Operating income (loss)	386	(453)	405	1,463
Gain on bargain purchase		0		0
Interest expense, net	(6)	(9)	(13)	(40)
Intercompany interest expense (income)	23	54	72	183
(Gain) loss on early extinguishment of debt	0		0
Other (income) expense, net	119	(703)	(105)	(696)
Income (loss) from continuing operations before income taxes and equity in income of unconsolidated subsidiaries	250	205	451	2,016
Income tax expense (benefit)	767	(103)	728	211
Income (loss) from continuing operations	(517)	308	(277)	1,805
Equity in income of unconsolidated subsidiaries	0	0	0	0
Income (loss) from continuing operations	(517)	308	(277)	1,805
Income (loss) from discontinued operations, net of taxes	0	0	0	0
Net income (loss)	(517)	308	(277)	1,805
Comprehensive income (loss): [Abstract]
Net income (loss)	(517)	308	(277)	1,805
Other comprehensive income (loss): [Abstract]
Other comprehensive income (loss) of unconsolidated subsidiaries	0	0	0	0
Reclassifications of losses related to interest rate swaps into earnings, net of taxes		0		0
Currency translation adjustment	1,244	(2,220)	179	(2,173)
Comprehensive income (loss)	727	(1,912)	(98)	(368)
Eliminations [Member]
Condensed Financial Statements, Captions [Line Items]
Net sales	0	0	0	0
Cost of sales	0	0	0	0
Selling, general and administrative expenses	0	0	0	0
Amortization of intangible assets	0	0	0	0
Restructuring, impairment and other charges	0	0	0	0
Operating income (loss)	0	0	0	0
Gain on bargain purchase		0		0
Interest expense, net	0	0	0	0
Intercompany interest expense (income)	0	0	0	0
(Gain) loss on early extinguishment of debt	0		0
Other (income) expense, net	0	0	0	0
Income (loss) from continuing operations before income taxes and equity in income of unconsolidated subsidiaries	0	0	0	0
Income tax expense (benefit)	0	0	0	0
Income (loss) from continuing operations	0	0	0	0
Equity in income of unconsolidated subsidiaries	(32,948)	(35,384)	(34,765)	(98,197)
Income (loss) from continuing operations	(32,948)	(35,384)	(34,765)	(98,197)
Income (loss) from discontinued operations, net of taxes	0	0	0	0
Net income (loss)	(32,948)	(35,384)	(34,765)	(98,197)
Comprehensive income (loss): [Abstract]
Net income (loss)	(32,948)	(35,384)	(34,765)	(98,197)
Other comprehensive income (loss): [Abstract]
Other comprehensive income (loss) of unconsolidated subsidiaries	(6,068)	12,512	(3,487)	7,871
Reclassifications of losses related to interest rate swaps into earnings, net of taxes		0		0
Currency translation adjustment	0	0	0	0
Comprehensive income (loss)	$ (39,016)	$ (22,872)	$ (38,252)	$ (90,326)