CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013
OPERATING ACTIVITIES
Net loss	$ (10,191)	$ (14,635)
Net loss from discontinued operations	(685)
Net loss from continuing operations	(9,506)	(14,635)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation	1,540	1,503
Amortization of deferred financing costs		46
Write-off of deferred financing costs		143
Stock-based compensation expense	1,023	1,677
Non-cash reversal of loss contingency (Note 9)	(4,089)
Non-cash reversal of restructuring accrual (Note 10)	(795)
Loss (gain) on disposal of property, plant and equipment	451	(100)
Provision for bad debt expense	280	2,100
Loss on reclassification on held for sale assets	1,323
Income tax receivable non-cash	(1,462)	(4,278)
Deferred income tax expense (benefit)	2,432	(187)
Changes in operating assets and liabilities:
Accounts receivable	(5,739)	236
Income tax receivable	6,229
Inventories, net	(1,513)	(2,003)
Other current assets	(600)	(459)
Accounts payable	2,759	188
Accrued liabilities	(2,036)	(3,077)
Income taxes payable	117	(69)
Other, net	(753)	410
Net cash used in continuing operations	(10,339)	(18,505)
Net cash provided by discontinued operations		834
Total net cash used in operating activities	(10,339)	(17,671)
INVESTING ACTIVITIES
Capital investments	(2,657)	(2,159)
Proceeds from sale of fixed assets	2,391
Net cash used in continuing operations	(266)	(2,159)
Total net cash used in investing activities	(266)	(2,159)
FINANCING ACTIVITIES
Repurchase of common stock in tender offer	(24,042)
Tender offer fees	(2,387)
Deposit for share issuance (Note 16)	3,400
Share issuance fees (Note 16)	(1,605)
Proceeds from common stock issued under employee stock purchase plan	2	18
Net cash (used in) provided by continuing operations	(24,632)	18
Total net cash (used in) provided by financing activities	(24,632)	18
Effect of exchange rate changes on cash	(156)	76
Net change in cash and cash equivalents	(35,393)	(19,736)
Cash and cash equivalents, beginning of period	58,173	81,985
Cash and cash equivalents, end of period	$ 22,780	$ 62,249