Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Sep. 30, 2018	Dec. 31, 2017
Current assets:
Cash	$ 3,254	$ 2,807
Accounts receivable, net	1,320	1,877
Inventories	1,383	1,355
Prepaid expenses and other current assets	123	656
Current assets of discontinued operations	216	1,524
Total current assets	6,296	8,219
Property and equipment, net	343	414
Intangible assets, net	929	1,051
Deferred tax asset	10	644
Other assets	80	62
Assets of discontinued operations	105	424
Total assets	7,763	10,814
Current liabilities:
Accounts payable	1,452	1,684
Accrued expenses and other current liabilities	940	1,539
Income taxes payable	811	789
Liabilities of discontinued operations	888	2,421
Total current liabilities	4,091	6,433
Liabilities of discontinued operations	674	0
Total liabilities	4,765	6,433
Commitments and contingencies (Note 14)
Stockholders’ equity:
Preferred stock, par value $0.01 per share: authorized 100,000; no shares issued and outstanding	0	0
Common stock, par value $0.01 per share: authorized 50,000,000; issued and outstanding 4,070,533 and 3,160,747 shares at September 30, 2018 and December 31, 2017, respectively	202	158
Additional paid-in capital	240,851	238,455
Accumulated other comprehensive loss	(6,055)	(5,886)
Accumulated deficit	(232,000)	(228,346)
Total stockholders’ equity	2,998	4,381
Total liabilities and stockholders’ equity	$ 7,763	$ 10,814