CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013
CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS
Net sales	$ 9,514	$ 6,219	$ 30,072	$ 25,189
Cost of sales	10,544	7,040	32,967	26,352
Gross loss	(1,030)	(821)	(2,895)	(1,163)
Selling, general and administrative expenses	2,455	4,570	7,796	13,012
Research and development expense	291	703	842	2,316
Provision (recovery) for bad debt expense	249	(138)	280	2,100
Operating loss	(4,025)	(5,956)	(11,813)	(18,591)
Interest income (expense), net	3		23	(6)
Amortization of deferred financing costs		(155)		(189)
Other income, net (Note 7 and Note 9)			2,766
(Loss) gain on disposal of fixed assets	(20)	140	(451)	100
Foreign currency transaction gain (loss)	259	(231)	145	(295)
Loss from continuing operations before income tax (benefit) expense	(3,783)	(6,202)	(9,330)	(18,981)
Income tax (benefit) expense from continuing operations	(559)	(268)	176	(4,346)
Net loss from continuing operations	(3,224)	(5,934)	(9,506)	(14,635)
Discontinued operations:
Income tax expense from discontinued operations	685		685
Net loss from discontinued operations	(685)		(685)
Net loss	(3,909)	(5,934)	(10,191)	(14,635)
Other comprehensive (loss) income:
Foreign currency translation (net of tax effect of $(456), $194, $(480) and $160, respectively)	(1,163)	548	(1,375)	297
Other comprehensive (loss) income	(1,163)	548	(1,375)	297
Comprehensive loss	$ (5,072)	$ (5,386)	$ (11,566)	$ (14,338)
Net loss per share (Note 4):
Basic from continuing operations (in dollars per share)	$ (0.12)	$ (0.14)	$ (0.28)	$ (0.35)
Basic from discontinued operations (in dollars per share)	$ (0.03)		$ (0.02)
Basic (in dollars per share)	$ (0.15)	$ (0.14)	$ (0.30)	$ (0.35)
Diluted from continuing operations (in dollars per share)	$ (0.12)	$ (0.14)	$ (0.28)	$ (0.35)
Diluted from discontinued operations (in dollars per share)	$ (0.03)		$ (0.02)
Diluted (in dollars per share)	$ (0.15)	$ (0.14)	$ (0.30)	$ (0.35)
Weighted-average shares outstanding (Note 4):
Basic (in shares)	26,386,627	41,695,010	33,914,536	41,598,103
Diluted (in shares)	26,386,627	41,695,010	33,914,536	41,598,103