Condensed Consolidated Statement of Operations and Comprehensive Loss - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Statement of Comprehensive Income [Abstract]
Net sales	$ 130,692	$ 166,328	$ 294,540	$ 354,868
Costs and expenses:
Cost of materials (exclusive of depreciation and amortization)	97,644	152,179	231,402	296,534
Warehouse, processing and delivery expense	20,808	27,342	44,211	50,933
Sales, general and administrative expense	17,229	21,347	34,666	42,315
Restructuring Expense (Income)	2,044	15,618	13,762	16,449
Depreciation and amortization expense	4,260	5,887	8,653	11,781
Total Costs and Expenses	141,985	222,373	332,694	418,012
Operating loss	(11,293)	(56,045)	(38,154)	(63,144)
Interest expense, net	9,599	10,025	19,968	20,189
Unrealized gain on embedded debt conversion option	(1,284)	0	(1,284)	0
Debt Restructuring (gains) losses, net	(513)	0	6,562	0
Other (income) expense, net	(2,808)	(3,963)	(1,663)	2,262
Loss from continuing operations before income taxes and equity in (losses) earnings of joint venture	(16,287)	(62,107)	(61,737)	(85,595)
Income tax expense (benefit)	(531)	14,561	(196)	21,512
Loss from continuing operations before equity in (losses) earnings of joint venture	(16,818)	(47,546)	(61,933)	(64,083)
Equity in (losses) earnings of joint venture	(4,452)	451	(4,141)	1,326
Income (Loss) from Continuing Operations Attributable to Parent	(21,270)	(47,095)	(66,074)	(62,757)
Income (Loss) from Discontinued Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest	0	843	7,934	1,378
Net loss	$ (21,270)	$ (46,252)	$ (58,140)	$ (61,379)
Income (Loss) from Continuing Operations, Per Basic Share	$ (0.77)	$ (2.00)	$ (2.57)	$ (2.67)
Discontinued Operation, Income (Loss) from Discontinued Operation, Net of Tax, Per Basic Share	0.00	0.04	0.31	0.06
Net basic loss per common share	(0.77)	(1.96)	(2.26)	(2.61)
Income (Loss) from Continuing Operations, Per Diluted Share	(0.77)	(2.00)	(2.57)	(2.67)
Discontinued Operation, Income (Loss) from Discontinued Operation, Net of Tax, Per Diluted Share	0.00	0.04	0.31	0.06
Net diluted loss per common share	$ (0.77)	$ (1.96)	$ (2.26)	$ (2.61)
Other Comprehensive (Income) Loss, Pension and Other Postretirement Benefit Plans, Adjustment, Net of Tax	$ (456)	$ (1,837)	$ (912)	$ (2,859)
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax	(4,075)	(378)	(3,464)	(4,692)
Comprehensive loss	$ (24,889)	$ (44,793)	$ (60,692)	$ (63,212)