Supplemental Guarantor Condensed Financial Information - Consolidated Statements of Operations (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended								12 Months Ended
	Dec. 31, 2013	Sep. 27, 2013	Jun. 28, 2013	Mar. 29, 2013	Dec. 31, 2012	Sep. 28, 2012	Jun. 29, 2012	Mar. 30, 2012	Dec. 31, 2013	Dec. 31, 2012	Dec. 30, 2011
Condensed Financial Statements, Captions [Line Items]
Net sales	$ 196,431	$ 227,835	$ 229,861	$ 172,545	$ 195,492	$ 219,173	$ 223,792	$ 198,683	$ 826,672	$ 837,140	$ 933,678
Cost of goods sold (excluding depreciation and amortization)	171,539	188,792	190,461	149,170	166,788	182,557	185,135	166,565	699,962	701,045	785,165
Selling and general (excluding depreciation and amortization)									75,428	83,492	91,421
Depreciation and amortization	9,542	8,514	8,450	8,593	8,846	8,624	8,633	8,681	35,099	34,784	37,194
Other operating charges									9,165	6,425	8,404
Multiemployer pension withdrawal									0	39	1,200
Income (loss) from operations	(4,121)	8,687	9,884	(7,432)	(3,034)	6,610	8,065	(286)	7,018	11,355	10,294
Equity in earnings of subsidiaries									0	0	0
Interest expense									(54,078)	(54,858)	(55,579)
Intercompany interest income (expense)									0	0	0
Other income (loss), net									7,404	5,012	(14,117)
Loss before income taxes	(13,599)	3,177	(1,859)	(27,375)	(12,764)	(3,290)	(14,659)	(7,778)	(39,656)	(38,491)	(59,402)
Provision (benefit) for income taxes									(14,761)	(1,723)	3,315
Net loss	(11,482)	16,259	(1,556)	(28,116)	(11,881)	(1,175)	(15,592)	(8,120)	(24,895)	(36,768)	(62,717)
Parent
Condensed Financial Statements, Captions [Line Items]
Net sales									0	0	0
Cost of goods sold (excluding depreciation and amortization)									0	0	0
Selling and general (excluding depreciation and amortization)									668	318	594
Depreciation and amortization									0	0	0
Other operating charges									0	0	0
Multiemployer pension withdrawal										0	0
Income (loss) from operations									(668)	(318)	(594)
Equity in earnings of subsidiaries									(24,227)	(36,450)	(62,123)
Interest expense									0	0	0
Intercompany interest income (expense)									0	0	0
Other income (loss), net									0	0	0
Loss before income taxes									(24,895)	(36,768)	(62,717)
Provision (benefit) for income taxes									0	0	0
Net loss									(24,895)	(36,768)	(62,717)
Subsidiary Issuer
Condensed Financial Statements, Captions [Line Items]
Net sales									561,277	565,237	597,779
Cost of goods sold (excluding depreciation and amortization)									479,813	474,058	507,136
Selling and general (excluding depreciation and amortization)									49,670	55,752	58,191
Depreciation and amortization									23,349	22,403	22,859
Other operating charges									3,196	2,336	7,718
Multiemployer pension withdrawal										39	1,200
Income (loss) from operations									5,249	10,649	675
Equity in earnings of subsidiaries									(14,391)	(13,618)	(4,514)
Interest expense									(52,888)	(53,859)	(52,163)
Intercompany interest income (expense)									17,678	17,353	14,698
Other income (loss), net									8,191	4,960	(18,606)
Loss before income taxes									(36,161)	(34,515)	(59,910)
Provision (benefit) for income taxes									(11,934)	1,935	2,213
Net loss									(24,227)	(36,450)	(62,123)
Non-Guarantor
Condensed Financial Statements, Captions [Line Items]
Net sales									272,942	281,912	347,811
Cost of goods sold (excluding depreciation and amortization)									227,696	236,996	289,941
Selling and general (excluding depreciation and amortization)									25,090	27,422	32,636
Depreciation and amortization									11,750	12,381	14,335
Other operating charges									5,969	4,089	686
Multiemployer pension withdrawal										0	0
Income (loss) from operations									2,437	1,024	10,213
Equity in earnings of subsidiaries									0	0	0
Interest expense									(1,190)	(999)	(3,416)
Intercompany interest income (expense)									(17,678)	(17,353)	(14,698)
Other income (loss), net									(787)	52	4,489
Loss before income taxes									(17,218)	(17,276)	(3,412)
Provision (benefit) for income taxes									(2,827)	(3,658)	1,102
Net loss									(14,391)	(13,618)	(4,514)
Eliminations
Condensed Financial Statements, Captions [Line Items]
Net sales									(7,547)	(10,009)	(11,912)
Cost of goods sold (excluding depreciation and amortization)									(7,547)	(10,009)	(11,912)
Selling and general (excluding depreciation and amortization)									0	0	0
Depreciation and amortization									0	0	0
Other operating charges									0	0	0
Multiemployer pension withdrawal										0	0
Income (loss) from operations									0	0	0
Equity in earnings of subsidiaries									38,618	50,068	66,637
Interest expense									0	0	0
Intercompany interest income (expense)									0	0	0
Other income (loss), net									0	0	0
Loss before income taxes									38,618	50,068	66,637
Provision (benefit) for income taxes									0	0	0
Net loss									$ 38,618	$ 50,068	$ 66,637