CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) (USD $)	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS)
Net sales	$ 95,345,000	$ 232,431,000	$ 259,200,000
Cost of sales	97,193,000	160,446,000	151,824,000
Gross profit	(1,848,000)	71,985,000	107,376,000
Selling, general and administrative expenses	21,345,000	27,832,000	23,271,000
Research and development expense	4,371,000	2,562,000	1,800,000
Provision for bad debt expense	486,000	379,000	111,000
Goodwill impairment (Note 6)	82,524,000	63,948,000
Intangible asset impairment (Note 6)	135,480,000
Asset impairment (Note 6)	37,431,000	1,861,000
Operating (loss) income	(283,485,000)	(24,597,000)	82,194,000
Interest (expense) income, net	(196,000)	237,000	111,000
Amortization of deferred financing costs	(1,079,000)	(4,552,000)	(1,327,000)
Other income (Note 9)	7,202,000
Foreign currency transaction (loss) gain	(281,000)	157,000	440,000
(Loss) earnings from continuing operations before income tax (benefit) expense	(277,839,000)	(28,755,000)	81,418,000
Income tax (benefit) expense from continuing operations	(66,264,000)	10,673,000	26,669,000
Net (loss) earnings from continuing operations	(211,575,000)	(39,428,000)	54,749,000
Discontinued operations (Note 3):
Earnings (loss) from discontinued operations before income tax (benefit) expense		113,512,000	(7,581,000)
Income tax (benefit) expense from discontinued operations	(4,228,000)	75,388,000	(2,143,000)
Net earnings (loss) from discontinued operations	4,228,000	38,124,000	(5,438,000)
Net (loss) earnings	(207,347,000)	(1,304,000)	49,311,000
Other comprehensive income (loss):
Foreign currency translation (net of tax effect of $70, $(846) and $1,149, respectively)	130,000	(1,572,000)	(376,000)
Other comprehensive income (loss)	130,000	(1,572,000)	(376,000)
Comprehensive (loss) income	$ (207,217,000)	$ (2,876,000)	$ 48,935,000
Net (loss) earnings per share (Note 4):
Basic from continuing operations (in dollars per share)	$ (5.12)	$ (0.96)	$ 1.36
Basic from discontinued operations (in dollars per share)	$ 0.10	$ 0.93	$ (0.14)
Basic (in dollars per share)	$ (5.02)	$ (0.03)	$ 1.22
Diluted from continuing operations (in dollars per share)	$ (5.12)	$ (0.96)	$ 1.30
Diluted from discontinued operations (in dollars per share)	$ 0.10	$ 0.93	$ (0.13)
Diluted (in dollars per share)	$ (5.02)	$ (0.03)	$ 1.17
Weighted-average shares outstanding (Note 4):
Basic (in shares)	41,314,608	40,886,022	40,302,509
Diluted (in shares)	41,314,608	40,886,022	42,126,502