CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS (USD $) In Thousands, except Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS
Net sales	$ 31,860	$ 95,345	$ 232,431
Cost of sales	34,085	97,193	160,446
Gross (loss) profit	(2,225)	(1,848)	71,985
Selling, general and administrative expenses	18,322	21,345	27,832
Research and development expense	2,670	4,371	2,562
Provision for bad debt expense	1,824	486	379
Goodwill impairment (Note 6)		82,524	63,948
Intangible asset impairment (Note 6)		135,480
Asset impairment (Note 6)	194	37,431	1,861
Operating loss	(25,235)	(283,485)	(24,597)
Interest (expense) income, net	(30)	(196)	237
Amortization of deferred financing costs	(189)	(1,079)	(4,552)
Other income (Note 9)		7,202
Gain on disposal of fixed assets	185
Foreign currency transaction (loss) gain	(366)	(281)	157
Loss from continuing operations before income tax (benefit) expense	(25,635)	(277,839)	(28,755)
Income tax (benefit) expense from continuing operations	(7,349)	(66,264)	10,673
Net loss from continuing operations	(18,286)	(211,575)	(39,428)
Discontinued operations (Note 3):
Earnings from discontinued operations before income tax (benefit) expense			113,512
Income tax (benefit) expense from discontinued operations		(4,228)	75,388
Net earnings from discontinued operations		4,228	38,124
Net loss	(18,286)	(207,347)	(1,304)
Other comprehensive income (loss):
Foreign currency translation (net of tax effect of $244 and $70, respectively)	531	130
Foreign currency translation (net of tax effect of $(846))			(1,572)
Other comprehensive income (loss)	531	130	(1,572)
Comprehensive loss	$ (17,755)	$ (207,217)	$ (2,876)
Net (loss) earnings per share (Note 4):
Basic from continuing operations (in dollars per share)	$ (0.44)	$ (5.12)	$ (0.96)
Basic from discontinued operations (in dollars per share)		$ 0.10	$ 0.93
Basic (in dollars per share)	$ (0.44)	$ (5.02)	$ (0.03)
Diluted from continuing operations (in dollars per share)	$ (0.44)	$ (5.12)	$ (0.96)
Diluted from discontinued operations (in dollars per share)		$ 0.10	$ 0.93
Diluted (in dollars per share)	$ (0.44)	$ (5.02)	$ (0.03)
Weighted-average shares outstanding (Note 4):
Basic (in shares)	41,619,868	41,314,608	40,886,022
Diluted (in shares)	41,619,868	41,314,608	40,886,022