CONDENSED CONSOLIDATED BALANCE SHEETS (Unaudited) - USD ($) $ in Thousands	Mar. 31, 2017	Dec. 31, 2016
Current assets:
Cash	$ 19,847	$ 22,978
Accounts receivable (net of allowance for doubtful accounts of $249 and $225, respectively)	12,127	17,093
Inventory	3,958	3,488
Other current assets	1,018	1,164
Total current assets	36,950	44,723
Property and equipment, net	3,638	3,875
Total assets	40,588	48,598
Current liabilities:
Accounts payable	6,335	6,535
Accrued expenses	6,030	4,523
Current portion of term loan credit agreement, net of deferred costs of $110	1,446	779
Warrant liabilities	650	757
Other	291	259
Total current liabilities	14,752	12,853
Revolving and term loan credit agreement, net of deferred costs of $265 and $293, respectively	1,632	1,687
Long term deferred rent	8,679	9,318
Other long term debt	21	32
Total liabilities	25,084	23,890
COMMITMENTS AND CONTINGENCIES (Note 13)
Shareholders’ equity:
Common stock, no par value; shares authorized — 75,000; shares issued and outstanding — 32,724 and 31,595, respectively	368,683	329,720
Warrants	190	190
Accumulated deficit	353,369	343,591
Total shareholders’ equity	15,504	24,708
Total liabilities and shareholders’ equity	40,588	48,598
Series B-2
Shareholders’ equity:
Preferred stock	$ 0	$ 38,389