CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (unaudited) - USD ($) $ in Thousands	9 Months Ended
Sep. 30, 2016	Sep. 30, 2015
Cash Flows From Operating Activities:
Net loss	$ (14,652)	$ (9,062)
Adjustments to reconcile net loss to net cash provided by (used in) operating activities:
Depreciation and amortization	485	1,567
Impairment of goodwill and intangible assets	3,518
Provision for doubtful accounts	218	1,146
Deferred income taxes	(8)	347
Stock-based compensation	1,478	1,856
Loss on disposal of property and equipment	213	73
Loss on sale of assets	2,574
Changes in operating assets and liabilities:
Accounts receivable	4,004	6,938
Inventories	318	3,460
Prepaid expenses and other assets	(959)	4,318
Accounts payable	(227)	(2,871)
Accrued compensation and related expenses	262	536
Other accrued liabilities (see Note 9)	803	(2,372)
Other liabilities		1
Deferred revenues	(1,035)	(2,437)
Adjustments related to continuing operations	11,644	12,562
Adjustments related to discontinued operations		5,987
Net cash provided by (used in) operating activities	(3,008)	9,487
Cash Flows From Investing Activities:
Decrease in restricted cash	382
Purchases of property and equipment	(81)	(277)
Proceeds from short-term deposit		87
Proceeds on sale of property and equipment	110
Proceeds on sale of assets	1,750
Net cash (used in) provided by investing activities - continuing operations	2,161	(190)
Net cash provided by investing activities - discontinued operations		61,296
Net cash provided by investing activities	2,161	61,106
Cash Flows From Financing Activities:
Registration costs		(84)
Proceeds from note payable	5,460
Repayment of debt		(76,500)
Payments on notes payable	(5,983)	(760)
Net cash used in financing activities - continuing operations	(523)	(77,344)
Net cash used in financing activities - discontinued operations		(92)
Net cash used in financing activities	(523)	(77,436)
Effect of exchange rate changes on cash	(638)	(133)
Net decrease in cash and cash equivalents	(2,008)	(6,976)
Cash and cash equivalents, beginning of period	3,302	10,349
Cash and cash equivalents, end of period	1,294	3,373
Supplemental information:
Cash paid for income taxes	110	498
Cash paid for interest	$ 281	$ 2,119

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