Supplemental Guarantor Information Consolidating Condensed Statements of Operations (Details) (USD $)	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013	Mar. 31, 2014 The Company (Parent) [Member]	Mar. 31, 2013 The Company (Parent) [Member]	Mar. 31, 2014 Combined Guarantor Subsidiaries [Member]	Mar. 31, 2013 Combined Guarantor Subsidiaries [Member]	Mar. 31, 2014 Combined Non-Guarantor Subsidiaries [Member]	Mar. 31, 2013 Combined Non-Guarantor Subsidiaries [Member]	Mar. 31, 2014 Eliminations [Member]	Mar. 31, 2013 Eliminations [Member]	Mar. 31, 2014 Convertible Senior Subordinated Debentures February 2027 [Member] Convertible Subordinated Debt [Member]	Feb. 17, 2007 Convertible Senior Subordinated Debentures February 2027 [Member] Convertible Subordinated Debt [Member]
Condensed Financial Statements, Captions [Line Items]
Net sales	$ 309,069,000	$ 331,437,000	$ 50,109,000	$ 60,909,000	$ 106,454,000	$ 118,436,000	$ 173,800,000	$ 173,925,000	$ (21,294,000)	$ (21,833,000)
Interest Rate											4.125%
Debt Instrument, Face Amount												135,000,000
Cost of Goods Sold	223,821,000	237,853,000	45,704,000	52,353,000	77,584,000	85,849,000	121,890,000	121,705,000	(21,357,000)	(22,054,000)
Gross Profit	85,248,000	93,584,000	4,405,000	8,556,000	28,870,000	32,587,000	51,910,000	52,220,000	63,000	221,000
Selling, general and administrative expense	98,021,000	103,235,000	31,650,000	34,863,000	22,268,000	23,051,000	44,103,000	43,977,000	0	1,344,000
Restructuring Charges	2,240,000	2,522,000	1,164,000	1,671,000	(95,000)	0	1,171,000	851,000	0	0
Asset write-downs related to restructuring activities	638,000	0
Income (Loss) from Equity Method Investments	0	0	10,310,000	48,018,000	6,931,000	5,808,000	(36,000)	65,000	(17,205,000)	(53,891,000)
Interest Income (Expense), Net	738,000	1,010,000	(284,000)	(45,000)	865,000	436,000	157,000	619,000	0	0
Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Extraordinary Items, Noncontrolling Interest	(15,751,000)	(13,183,000)	(17,815,000)	20,085,000	12,763,000	14,908,000	6,443,000	6,838,000	(17,142,000)	(55,014,000)
Income Tax Expense (Benefit)	2,225,000	(7,475,000)	161,000	(15,096,000)	0	(25,000)	2,064,000	7,646,000	0	0
Income (Loss) from Continuing Operations Attributable to Parent	(17,976,000)	(5,708,000)		35,181,000		14,933,000		(808,000)		(55,014,000)
Income (Loss) from Discontinued Operations, Net of Tax, Attributable to Parent	0	40,889,000		0		40,889,000		0		0
Net Earnings (loss)	(17,976,000)	35,181,000	(17,976,000)	35,181,000	12,763,000	55,822,000	4,379,000	(808,000)	(17,142,000)	(55,014,000)
Other Comprehensive Income (Loss), Net of Tax	6,690,000	134,000	6,690,000	134,000	(2,290,000)	(2,186,000)	8,955,000	1,787,000	(6,665,000)	399,000
Comprehensive Income (Loss), Net of Tax, Attributable to Parent	$ (11,286,000)	$ 35,315,000	$ (11,286,000)	$ 35,315,000	$ 10,473,000	$ 53,636,000	$ 13,334,000	$ 979,000	$ (23,807,000)	$ (54,615,000)