Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014
Cash flows from operating activities:
Net income (loss)	$ 3,130	$ (7,675)
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Depreciation and amortization of property, plant and equipment	933	1,059
Amortization of intangible assets, debt issuance costs and debt discount	1,423	1,736
Non-cash interest expense	414	750
Share-based compensation expense	302	313
Impairment loss on intangible assets	0	9,100
Change in fair value of derivatives	(29)	0
Change in fair value of warrant liability	(7)	(4,844)
Legal settlement	(1,381)	0
Loss on extinguishment of debt - related party	0	527
Other non-cash expenses	7	54
Changes in operating assets and liabilities:
Accounts receivable	(149)	(161)
Inventories	(207)	1,568
Prepaid expenses and other current assets	(521)	290
Accounts payable and accrued liabilities	(278)	(1,662)
Accrued interest on note payable to related party	(504)	188
Deferred revenue and deferred rent	(1)	89
Income taxes payable	(377)	261
Net cash provided by operating activities	2,755	1,593
Cash flows from investing activities:
Purchases of long-lived assets	(778)	(302)
Payments for intangibles	(109)	(166)
Net cash used in investing activities	(887)	(468)
Cash flows from financing activities:
(Repayments on) proceeds from TD Bank line of credit, net	(2,050)	150
Principal repayments on CTI long term notes payable	(15,880)	(1,437)
Borrowings on Monroe line of credit, net	2,000	0
Borrowings on Monroe long term notes payable, net of repayments	19,266	0
Repayment of related party note payable	(2,100)	0
Principal payments on capital lease obligations	(7)	(11)
Proceeds from issuance of Series C and Series B preferred stock	0	2,000
Proceeds received from warrant exercise	0	1
Payment of preferred stock issuance costs	0	(321)
Payment in connection with legal settlement agreement	(1,615)	(1,465)
Payment of debt issuance and deferred financing costs	(2,118)	(21)
Net cash used in financing activities	(2,504)	(1,104)
Effect of exchange rate changes on cash	(91)	(38)
Net decrease in cash	(727)	(17)
Cash, beginning of period	2,358	865
Cash, end of period	$ 1,631	$ 848