Condensed Consolidating Financial Information Condensed Consolidating Statement of Cash Flows (Details) (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 28, 2013	Sep. 29, 2012
Cash flows from operating activities: [Abstract]
Net cash provided by (used in) operating activities of continuing operations	$ 10,698	$ 12,466
Net cash provided by operating activities of discontinued operations	7,055	6,212
Net cash provided by (used in) operating activities	17,753	18,678
Cash flows from investing activities:
Cost of business acquisitions, net of cash acquired	(33,166)	(644)
Capital expenditures	(23,045)	(15,326)
Purchase of investment	(1,650)	0
Proceeds from insurance claim	3,036	0
Proceeds from sale of property, plant and equipment	7,861	2,333
Proceeds from sale of intangible asset	0	1,700
Intercompany note		0
Net cash (used in)/provided by investing activities of continuing operations	(46,964)	(11,937)
Net cash provided by investing activities of discontinued operations	42,714	39,610
Net cash (used in)/provided by investing activities	(4,250)	27,673
Cash flows from financing activities: [Abstract]
Repayment of 10.5% senior notes	0	(169,875)
Payment of financing related costs and expenses and debt issuance discounts	(15,219)	(32,335)
Repayments of other long-term debt	(3,323)	(3,499)
Purchase and retirement of common stock upon vesting of RSUs	(509)	(734)
Proceeds from issuance of 11.5% senior notes	0	225,000
Proceeds from issuance of 7% senior exchangeable notes	0	86,250
(Repayment)/borrowings under revolving credit facility, net	(18,000)	45,550
Borrowings under ABL facility, due 2017	474,400	0
Repayments under ABL facility, due 2017	(392,600)	0
Proceeds from exercise of stock options	76	0
Proceeds from issuance of 15% unsecured term loan, due 2017	50,000	0
Repayment of 15% unsecured term loan, due 2017	(30,000)	0
Proceeds from equipment note	20,000
Intercompany note		0
Intercompany advances	0	0
Net cash (used in)/provided by financing activities of continuing operations	(13,028)	(52,531)
Net cash used in financing activities of discontinued operations	0	(1,652)
Net cash provided by/(used in) financing activities	(13,028)	(54,183)
Effect of exchange rate changes on cash and cash equivalents	(47)	414
Net increase/(decrease) in cash and cash equivalents	428	(7,418)
Cash and cash equivalents at beginning of period	8,110	17,753
Cash and cash equivalents at end of period	8,538	10,335
Parent Company [Member]
Cash flows from operating activities: [Abstract]
Net cash provided by (used in) operating activities of continuing operations	2,879	4,446
Net cash provided by operating activities of discontinued operations	0	0
Net cash provided by (used in) operating activities	2,879	4,446
Cash flows from investing activities:
Cost of business acquisitions, net of cash acquired	0	0
Capital expenditures	0	0
Purchase of investment	0
Proceeds from insurance claim	0
Proceeds from sale of property, plant and equipment	0	0
Proceeds from sale of intangible asset		0
Intercompany note		0
Net cash (used in)/provided by investing activities of continuing operations	0	0
Net cash provided by investing activities of discontinued operations	0	0
Net cash (used in)/provided by investing activities	0	0
Cash flows from financing activities: [Abstract]
Repayment of 10.5% senior notes		0
Payment of financing related costs and expenses and debt issuance discounts	0	0
Repayments of other long-term debt	0	0
Purchase and retirement of common stock upon vesting of RSUs	(509)	(734)
Proceeds from issuance of 11.5% senior notes		0
Proceeds from issuance of 7% senior exchangeable notes		0
(Repayment)/borrowings under revolving credit facility, net	0	0
Borrowings under ABL facility, due 2017	0
Repayments under ABL facility, due 2017	0
Proceeds from exercise of stock options	76
Proceeds from issuance of 15% unsecured term loan, due 2017	0
Repayment of 15% unsecured term loan, due 2017	0
Proceeds from equipment note	0
Intercompany note		0
Intercompany advances	(2,446)	(3,712)
Net cash (used in)/provided by financing activities of continuing operations		(4,446)
Net cash used in financing activities of discontinued operations		0
Net cash provided by/(used in) financing activities	(2,879)	(4,446)
Effect of exchange rate changes on cash and cash equivalents	0	0
Net increase/(decrease) in cash and cash equivalents	0	0
Cash and cash equivalents at beginning of period	0	0
Cash and cash equivalents at end of period	0	0
Subsidiary Issuer [Member]
Cash flows from operating activities: [Abstract]
Net cash provided by (used in) operating activities of continuing operations	(116,022)	(95,188)
Net cash provided by operating activities of discontinued operations	6,503	5,780
Net cash provided by (used in) operating activities	(109,519)	(89,408)
Cash flows from investing activities:
Cost of business acquisitions, net of cash acquired	(33,166)	(644)
Capital expenditures	(9,883)	(7,656)
Purchase of investment	(1,650)
Proceeds from insurance claim	0
Proceeds from sale of property, plant and equipment	250	32
Proceeds from sale of intangible asset		1,700
Intercompany note		3,900
Net cash (used in)/provided by investing activities of continuing operations	(44,449)	(2,668)
Net cash provided by investing activities of discontinued operations	20,715	16,251
Net cash (used in)/provided by investing activities	(23,734)	13,583
Cash flows from financing activities: [Abstract]
Repayment of 10.5% senior notes		(169,875)
Payment of financing related costs and expenses and debt issuance discounts	(15,219)	(32,335)
Repayments of other long-term debt	0	(300)
Purchase and retirement of common stock upon vesting of RSUs	0	0
Proceeds from issuance of 11.5% senior notes		225,000
Proceeds from issuance of 7% senior exchangeable notes		86,250
(Repayment)/borrowings under revolving credit facility, net	(18,000)	45,550
Borrowings under ABL facility, due 2017	474,400
Repayments under ABL facility, due 2017	(392,600)
Proceeds from exercise of stock options	0
Proceeds from issuance of 15% unsecured term loan, due 2017	50,000
Repayment of 15% unsecured term loan, due 2017	(30,000)
Proceeds from equipment note	20,000
Intercompany note		0
Intercompany advances	143,668	117,920
Net cash (used in)/provided by financing activities of continuing operations		69,322
Net cash used in financing activities of discontinued operations		(1,652)
Net cash provided by/(used in) financing activities	134,396	67,670
Effect of exchange rate changes on cash and cash equivalents	0	0
Net increase/(decrease) in cash and cash equivalents	1,143	(8,155)
Cash and cash equivalents at beginning of period	5,763	16,033
Cash and cash equivalents at end of period	6,906	7,878
Guarantor Subsidiaries [Member]
Cash flows from operating activities: [Abstract]
Net cash provided by (used in) operating activities of continuing operations	125,347	100,680
Net cash provided by operating activities of discontinued operations	552	432
Net cash provided by (used in) operating activities	125,899	101,112
Cash flows from investing activities:
Cost of business acquisitions, net of cash acquired	0	0
Capital expenditures	(13,021)	(7,553)
Purchase of investment	0
Proceeds from insurance claim	3,036
Proceeds from sale of property, plant and equipment	7,611	2,301
Proceeds from sale of intangible asset		0
Intercompany note		0
Net cash (used in)/provided by investing activities of continuing operations	(2,374)	(5,252)
Net cash provided by investing activities of discontinued operations	21,999	23,359
Net cash (used in)/provided by investing activities	19,625	18,107
Cash flows from financing activities: [Abstract]
Repayment of 10.5% senior notes		0
Payment of financing related costs and expenses and debt issuance discounts	0	0
Repayments of other long-term debt	(3,323)	(3,199)
Purchase and retirement of common stock upon vesting of RSUs	0	0
Proceeds from issuance of 11.5% senior notes		0
Proceeds from issuance of 7% senior exchangeable notes		0
(Repayment)/borrowings under revolving credit facility, net	0	0
Borrowings under ABL facility, due 2017	0
Repayments under ABL facility, due 2017	0
Proceeds from exercise of stock options	0
Proceeds from issuance of 15% unsecured term loan, due 2017	0
Repayment of 15% unsecured term loan, due 2017	0
Proceeds from equipment note	0
Intercompany note		0
Intercompany advances	(142,462)	(116,198)
Net cash (used in)/provided by financing activities of continuing operations		(119,397)
Net cash used in financing activities of discontinued operations		0
Net cash provided by/(used in) financing activities	(145,785)	(119,397)
Effect of exchange rate changes on cash and cash equivalents	34	401
Net increase/(decrease) in cash and cash equivalents	(227)	223
Cash and cash equivalents at beginning of period	286	280
Cash and cash equivalents at end of period	59	503
Non-Guarantor Subsidiaries [Member]
Cash flows from operating activities: [Abstract]
Net cash provided by (used in) operating activities of continuing operations	(1,506)	2,528
Net cash provided by operating activities of discontinued operations	0	0
Net cash provided by (used in) operating activities	(1,506)	2,528
Cash flows from investing activities:
Cost of business acquisitions, net of cash acquired	0	0
Capital expenditures	(141)	(117)
Purchase of investment	0
Proceeds from insurance claim	0
Proceeds from sale of property, plant and equipment	0	0
Proceeds from sale of intangible asset		0
Intercompany note		0
Net cash (used in)/provided by investing activities of continuing operations	(141)	(117)
Net cash provided by investing activities of discontinued operations	0	0
Net cash (used in)/provided by investing activities	(141)	(117)
Cash flows from financing activities: [Abstract]
Repayment of 10.5% senior notes		0
Payment of financing related costs and expenses and debt issuance discounts	0	0
Repayments of other long-term debt	0	0
Purchase and retirement of common stock upon vesting of RSUs	0	0
Proceeds from issuance of 11.5% senior notes		0
Proceeds from issuance of 7% senior exchangeable notes		0
(Repayment)/borrowings under revolving credit facility, net	0	0
Borrowings under ABL facility, due 2017	0
Repayments under ABL facility, due 2017	0
Proceeds from exercise of stock options	0
Proceeds from issuance of 15% unsecured term loan, due 2017	0
Repayment of 15% unsecured term loan, due 2017	0
Proceeds from equipment note	0
Intercompany note		(3,900)
Intercompany advances	1,240	1,990
Net cash (used in)/provided by financing activities of continuing operations		(1,910)
Net cash used in financing activities of discontinued operations		0
Net cash provided by/(used in) financing activities	1,240	(1,910)
Effect of exchange rate changes on cash and cash equivalents	(81)	13
Net increase/(decrease) in cash and cash equivalents	(488)	514
Cash and cash equivalents at beginning of period	2,061	1,440
Cash and cash equivalents at end of period	1,573	1,954
Eliminations [Member]
Cash flows from operating activities: [Abstract]
Net cash provided by (used in) operating activities of continuing operations	0	0
Net cash provided by operating activities of discontinued operations	0	0
Net cash provided by (used in) operating activities	0	0
Cash flows from investing activities:
Cost of business acquisitions, net of cash acquired	0	0
Capital expenditures	0	0
Purchase of investment	0
Proceeds from insurance claim	0
Proceeds from sale of property, plant and equipment	0	0
Proceeds from sale of intangible asset		0
Intercompany note		(3,900)
Net cash (used in)/provided by investing activities of continuing operations	0	(3,900)
Net cash provided by investing activities of discontinued operations	0	0
Net cash (used in)/provided by investing activities	0	(3,900)
Cash flows from financing activities: [Abstract]
Repayment of 10.5% senior notes		0
Payment of financing related costs and expenses and debt issuance discounts	0	0
Repayments of other long-term debt	0	0
Purchase and retirement of common stock upon vesting of RSUs	0	0
Proceeds from issuance of 11.5% senior notes		0
Proceeds from issuance of 7% senior exchangeable notes		0
(Repayment)/borrowings under revolving credit facility, net	0	0
Borrowings under ABL facility, due 2017	0
Repayments under ABL facility, due 2017	0
Proceeds from exercise of stock options	0
Proceeds from issuance of 15% unsecured term loan, due 2017	0
Repayment of 15% unsecured term loan, due 2017	0
Proceeds from equipment note	0
Intercompany note		3,900
Intercompany advances	0	0
Net cash (used in)/provided by financing activities of continuing operations		3,900
Net cash used in financing activities of discontinued operations		0
Net cash provided by/(used in) financing activities	0	3,900
Effect of exchange rate changes on cash and cash equivalents	0	0
Net increase/(decrease) in cash and cash equivalents	0	0
Cash and cash equivalents at beginning of period	0	0
Cash and cash equivalents at end of period	0	0
7.875% senior subordinated notes [Member]
Cash flows from financing activities: [Abstract]
Repayments of senior subordinated notes	(67,848)	(196,088)
7.875% senior subordinated notes [Member] | Parent Company [Member]
Cash flows from financing activities: [Abstract]
Repayments of senior subordinated notes	0	0
7.875% senior subordinated notes [Member] | Subsidiary Issuer [Member]
Cash flows from financing activities: [Abstract]
Repayments of senior subordinated notes	(67,848)	(196,088)
7.875% senior subordinated notes [Member] | Guarantor Subsidiaries [Member]
Cash flows from financing activities: [Abstract]
Repayments of senior subordinated notes	0	0
7.875% senior subordinated notes [Member] | Non-Guarantor Subsidiaries [Member]
Cash flows from financing activities: [Abstract]
Repayments of senior subordinated notes	0	0
7.875% senior subordinated notes [Member] | Eliminations [Member]
Cash flows from financing activities: [Abstract]
Repayments of senior subordinated notes	0	0
Term Loan B, due 2016 [Member]
Cash flows from financing activities: [Abstract]
Proceeds from issuance of Term Loan Facility		17,987
Repayment of Term Loan	(390,005)
Term Loan B, due 2016 [Member] | Parent Company [Member]
Cash flows from financing activities: [Abstract]
Proceeds from issuance of Term Loan Facility		0
Repayment of Term Loan	0
Term Loan B, due 2016 [Member] | Subsidiary Issuer [Member]
Cash flows from financing activities: [Abstract]
Proceeds from issuance of Term Loan Facility		17,987
Repayment of Term Loan	(390,005)
Term Loan B, due 2016 [Member] | Guarantor Subsidiaries [Member]
Cash flows from financing activities: [Abstract]
Proceeds from issuance of Term Loan Facility		0
Repayment of Term Loan	0
Term Loan B, due 2016 [Member] | Non-Guarantor Subsidiaries [Member]
Cash flows from financing activities: [Abstract]
Proceeds from issuance of Term Loan Facility		0
Repayment of Term Loan	0
Term Loan B, due 2016 [Member] | Eliminations [Member]
Cash flows from financing activities: [Abstract]
Proceeds from issuance of Term Loan Facility		0
Repayment of Term Loan	0
8.375% senior subordinated notes [Member]
Cash flows from financing activities: [Abstract]
Repayments of senior subordinated notes	0	(24,787)
8.375% senior subordinated notes [Member] | Parent Company [Member]
Cash flows from financing activities: [Abstract]
Repayments of senior subordinated notes		0
8.375% senior subordinated notes [Member] | Subsidiary Issuer [Member]
Cash flows from financing activities: [Abstract]
Repayments of senior subordinated notes		(24,787)
8.375% senior subordinated notes [Member] | Guarantor Subsidiaries [Member]
Cash flows from financing activities: [Abstract]
Repayments of senior subordinated notes		0
8.375% senior subordinated notes [Member] | Non-Guarantor Subsidiaries [Member]
Cash flows from financing activities: [Abstract]
Repayments of senior subordinated notes		0
8.375% senior subordinated notes [Member] | Eliminations [Member]
Cash flows from financing activities: [Abstract]
Repayments of senior subordinated notes		0
Term loan facility, due 2017 [Member]
Cash flows from financing activities: [Abstract]
Proceeds from issuance of Term Loan Facility	360,000	0
Term loan facility, due 2017 [Member] | Parent Company [Member]
Cash flows from financing activities: [Abstract]
Proceeds from issuance of Term Loan Facility	0
Term loan facility, due 2017 [Member] | Subsidiary Issuer [Member]
Cash flows from financing activities: [Abstract]
Proceeds from issuance of Term Loan Facility	360,000
Term loan facility, due 2017 [Member] | Guarantor Subsidiaries [Member]
Cash flows from financing activities: [Abstract]
Proceeds from issuance of Term Loan Facility	0
Term loan facility, due 2017 [Member] | Non-Guarantor Subsidiaries [Member]
Cash flows from financing activities: [Abstract]
Proceeds from issuance of Term Loan Facility	0
Term loan facility, due 2017 [Member] | Eliminations [Member]
Cash flows from financing activities: [Abstract]
Proceeds from issuance of Term Loan Facility	$ 0