Guarantor Finanical Information Income Statement (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013	Dec. 31, 2013
Net Sales	$ 249,492	$ 273,410	$ 502,902	$ 566,124
Cost of materials (exclusive of depreciation and amortization)	191,565	201,461	380,096	420,892
Warehouse, processing and delivery expense	36,747	35,820	72,128	71,404
Sales, general and administrative expense	29,471	27,666	59,095	57,542
Restructuring charges	907	5,593	1,646	7,818
Depreciation and amortization expense	6,533	6,633	12,990	13,204
Goodwill, Impairment Loss	56,160	0	56,160	0	0
Operating (loss) income	(71,891)	(3,763)	(79,213)	(4,736)
Interest expense, net	(9,888)	(10,090)	(19,840)	(20,278)
Other income (expense)	1,590	745	908	(1,554)
(Loss) income before income taxes and equity in earnings of subsidiaries and joint venture	(80,189)	(13,108)	(98,145)	(26,568)
Income taxes	6,097	7,815	6,148	9,184
Equity in (losses) earnings of subsidiaries	0	0	0	0
Equity in earnings of joint venture	1,794	1,494	3,701	2,963
Net Income (Loss)	(72,298)	(3,799)	(88,296)	(14,421)
Comprehensive (loss) income	(71,003)	(5,987)	(87,163)	(16,231)
Parent
Net Sales	153,251	187,888	317,457	390,797
Cost of materials (exclusive of depreciation and amortization)	116,974	138,419	238,886	293,147
Warehouse, processing and delivery expense	26,789	26,896	52,792	53,398
Sales, general and administrative expense	19,436	18,098	39,397	37,713
Restructuring charges	733	4,110	1,472	5,930
Depreciation and amortization expense	4,934	5,061	9,824	10,069
Goodwill, Impairment Loss	41,308		41,308
Operating (loss) income	(56,923)	(4,696)	(66,222)	(9,460)
Interest expense, net	(6,294)	(6,332)	(12,460)	(12,824)
Other income (expense)	0	0	0	0
(Loss) income before income taxes and equity in earnings of subsidiaries and joint venture	(63,217)	(11,028)	(78,682)	(22,284)
Income taxes	2,452	6,634	5,026	7,744
Equity in (losses) earnings of subsidiaries	(13,327)	(899)	(18,341)	(2,844)
Equity in earnings of joint venture	1,794	1,494	3,701	2,963
Net Income (Loss)	(72,298)	(3,799)	(88,296)	(14,421)
Comprehensive (loss) income	(71,003)	(5,987)	(87,163)	(16,231)
Guarantors
Net Sales	35,397	33,965	69,744	68,299
Cost of materials (exclusive of depreciation and amortization)	25,255	24,520	49,360	48,958
Warehouse, processing and delivery expense	2,889	3,119	5,871	6,217
Sales, general and administrative expense	4,633	4,482	9,462	8,991
Restructuring charges	0	0	0	0
Depreciation and amortization expense	561	560	1,093	1,104
Goodwill, Impairment Loss	0		0
Operating (loss) income	2,059	1,284	3,958	3,029
Interest expense, net	0	0	0	0
Other income (expense)	0	0	0	0
(Loss) income before income taxes and equity in earnings of subsidiaries and joint venture	2,059	1,284	3,958	3,029
Income taxes	(782)	(882)	(1,162)	(1,080)
Equity in (losses) earnings of subsidiaries	0	0	0	0
Equity in earnings of joint venture	0	0	0	0
Net Income (Loss)	1,277	402	2,796	1,949
Comprehensive (loss) income	1,277	402	2,796	1,949
Non-Guarantors
Net Sales	63,503	58,612	123,469	125,180
Cost of materials (exclusive of depreciation and amortization)	51,995	45,577	99,618	96,939
Warehouse, processing and delivery expense	7,069	5,805	13,465	11,789
Sales, general and administrative expense	5,402	5,086	10,236	10,838
Restructuring charges	174	1,483	174	1,888
Depreciation and amortization expense	1,038	1,012	2,073	2,031
Goodwill, Impairment Loss	14,852		14,852
Operating (loss) income	(17,027)	(351)	(16,949)	1,695
Interest expense, net	(3,594)	(3,758)	(7,380)	(7,454)
Other income (expense)	1,590	745	908	(1,554)
(Loss) income before income taxes and equity in earnings of subsidiaries and joint venture	(19,031)	(3,364)	(23,421)	(7,313)
Income taxes	4,427	2,063	2,284	2,520
Equity in (losses) earnings of subsidiaries	0	0	0	0
Equity in earnings of joint venture	0	0	0	0
Net Income (Loss)	(14,604)	(1,301)	(21,137)	(4,793)
Comprehensive (loss) income	(13,563)	(3,834)	(20,511)	(7,293)
Eliminations
Net Sales	(2,659)	(7,055)	(7,768)	(18,152)
Cost of materials (exclusive of depreciation and amortization)	(2,659)	(7,055)	(7,768)	(18,152)
Warehouse, processing and delivery expense	0	0	0	0
Sales, general and administrative expense	0	0	0	0
Restructuring charges	0	0	0	0
Depreciation and amortization expense	0	0	0	0
Goodwill, Impairment Loss	0		0
Operating (loss) income	0	0	0	0
Interest expense, net	0	0	0	0
Other income (expense)	0	0	0	0
(Loss) income before income taxes and equity in earnings of subsidiaries and joint venture	0	0	0	0
Income taxes	0	0	0	0
Equity in (losses) earnings of subsidiaries	13,327	899	18,341	2,844
Equity in earnings of joint venture	0	0	0	0
Net Income (Loss)	13,327	899	18,341	2,844
Comprehensive (loss) income	$ 12,286	$ 3,432	$ 17,715	$ 5,344