CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014
Cash Flows From Operating Activities:
Net loss	$ (3,953)	$ (7,825)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation and amortization	984	1,047
Provision for doubtful accounts	938	3,442
Deferred income taxes	(5)	198
Stock-based compensation	1,351	1,738
Loss (gain) on disposal of property and equipment	73	(10)
Financing expense	1,250	0
Changes in operating assets and liabilities:
Accounts receivable	6,147	6,039
Inventories	1,993	943
Prepaid expenses and other assets	3,467	(2,113)
Accounts payable	(4,346)	(3,556)
Accrued compensation and related expenses	264	(795)
Other accrued liabilities (see Note 9)	(2,989)	(11,642)
Other liabilities	1	1
Deferred revenues	(1,712)	(1,351)
Net cash provided by (used in) operating activities continuing operations	3,463	(13,884)
Net cash provided by operating activities - discontinued operations	5,687	(1,184)
Net cash provided by (used in) operating activities	9,150	(15,068)
Cash Flows From Investing Activities:
Purchases of property and equipment	(124)	(242)
Proceeds from (investments in) short-term deposit	87	14,113
Proceeds on sale of property and equipment	0	20
Net cash (used in) provided by investing activities - continuing operations	(37)	13,891
Net cash provided by investing activities - discontinued operations	61,296	(91,444)
Net cash provided by (used in) investing activities	61,259	(77,553)
Cash Flows From Financing Activities:
Registration costs	(84)	0
Repayment of debt	(76,500)	(10,000)
Payments on notes payable	(390)	(422)
Proceeds from credit facilities	0	85,000
Issuance of restricted stock, net of payroll taxes paid	0	(980)
Net cash used in financing activities - continuing operations	(76,974)	73,598
Net cash used in financing activities - discontinued operations	(92)	(159)
Net cash used in financing activities	(77,066)	73,439
Effect of exchange rate changes on cash	(73)	154
Net decrease in cash and cash equivalents	(6,730)	(19,028)
Cash and cash equivalents, beginning of period	10,349	45,388
Cash and cash equivalents, end of period	3,619	26,360
Supplemental information:
Cash paid for income taxes	364	405
Cash paid for interest	$ 2,071	$ 47