CONSOLIDATED CONDENSED BALANCE SHEETS (UNAUDITED) - USD ($) $ in Thousands	Mar. 31, 2017	Dec. 31, 2016
Current assets:
Cash and cash equivalents	$ 6,255	$ 12,560
Accounts receivable, net of reserves of $167 in both 2017 and 2016, respectively	873	1,242
Restricted cash	350	350
Inventories, net	4,107	3,725
Other current assets	500	870
Total current assets	12,085	18,747
Property and equipment, net	3,611	1,157
Other assets	2,008	2,336
Intangibles, net	8,145	8,447
Goodwill	3,922	3,922
Total assets	29,771	34,609
Current liabilities:
Accounts payable and accrued expenses	6,196	5,872
Current portion of long-term obligations, net of discount	6,686	6,629
Total current liabilities	12,882	12,501
Deferred revenues	109	97
Long-term deferred rent and other	17	17
Long-term obligations, net of discount, less current portion	9,400	11,008
Total liabilities	22,408	23,623
Commitments and contingencies (Note 9)
Stockholders’ equity:
Series A 3.6% convertible preferred stock, $0.001 par value; 5,000,000 shares authorized; 13,500 shares issued; no shares outstanding in 2017 and 2016	0	0
Common stock, $0.001 par value; 75,000,000 shares authorized; 23,767,423 and 21,707,890 shares issued and outstanding in 2017 and 2016, respectively	24	22
Additional paid-in capital	392,748	388,769
Accumulated other comprehensive income	1,198	1,258
Accumulated deficit	(386,607)	(379,063)
Total stockholders’ equity	7,363	10,986
Total liabilities and stockholders’ equity	$ 29,771	$ 34,609

Sum of the carrying values as of the balance sheet date of obligations incurred through that date and due within one year (or the operating cycle, if longer), including liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received, taxes, interest, rent and utilities, accrued salaries and bonuses, payroll taxes and fringe benefits.

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- Definition

Amount due from customers or clients, within one year of the balance sheet date (or the normal operating cycle, whichever is longer), for goods or services (including trade receivables) that have been delivered or sold in the normal course of business, reduced to the estimated net realizable fair value by an allowance established by the entity of the amount it deems uncertain of collection.