CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014
OPERATING ACTIVITIES
Net loss	$ (5,919)	$ (6,282)
Net loss from continuing operations	(5,919)	(6,282)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation	1,002	1,026
Stock-based compensation expense	375	701
Non-cash reversal of loss contingency (Note 8)		(4,089)
Non-cash reversal of restructuring accrual (Note 9)		(795)
Loss on disposal of property, plant and equipment		431
(Recovery) provision for bad debt expense	(232)	31
Loss on reclassification on held for sale assets		1,323
Income tax receivable non-cash		(1,243)
Deferred income tax expense		2,088
Changes in operating assets and liabilities:
Accounts receivable	(3,938)	(4,039)
Due from Zhenfa	2,227
Income tax receivable		6,243
Inventories, net	1,429	(614)
Other current assets	(271)	(337)
Accounts payable	1,272	1,636
Accrued liabilities	(825)	(374)
Income taxes payable	106	5
Other, net	1,090	(831)
Net cash used in continuing operations	(3,684)	(5,120)
Net cash provided by discontinued operations	9
Total net cash used in operating activities	(3,675)	(5,120)
INVESTING ACTIVITIES
Capital investments	(2,277)	(1,720)
Proceeds from sale of fixed assets		1,956
Net cash (used in) provided by continuing operations	(2,277)	236
Total net cash (used in) provided by investing activities	(2,277)	236
FINANCING ACTIVITIES
Repurchase of common stock in tender offer		(24,042)
Tender offer fees		(1,984)
Special dividend	(20)
Common stock issuance costs	(4)
Proceeds from common stock issued under employee stock purchase plan	1	1
Net cash used in continuing operations	(23)	(26,025)
Total net cash used in financing activities	(23)	(26,025)
Effect of exchange rate changes on cash	(149)	(45)
Net Change in cash and cash equivalents	(6,124)	(30,954)
Cash and cash equivalents, beginning of period	16,552	58,173
Cash and cash equivalents, end of period	$ 10,428	27,219
SUPPLEMENTAL DISCOLSURE OF NON-CASH INVESTING ACTIVITIES
Proceeds to be received from sale of idle fixed assets		$ 537