Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
Current assets
Cash and cash equivalents	$ 7,567	$ 8,213
Short term investments		936
Accounts receivable, net	2,587	3,716
Insurance receivable	95	1,800
Inventories, net	2,403	4,554
Income taxes receivable	407	360
Prepaid expenses and other current assets	897	795
Total current assets	13,956	20,374
Property, plant and equipment, net	433	640
Other assets	6,898	7,465
Total assets	21,287	28,479
Current liabilities
Bank overdrafts		374
Accounts payable and accrued liabilities	4,027	7,533
Deferred revenue	714	1,441
Current maturities of long-term debt	780
Income taxes payable	17	496
Total current liabilities	5,538	9,844
Long-term debt	633
Other long-term liabilities	1,257	1,793
Total liabilities	7,428	11,637
Stockholders' equity
Preferred stock, $0.001 par value, 5,000,000 shares authorized; none issued
Common stock, $0.001 par value, 30,000,000 shares authorized; 8,726,045 shares issued and outstanding on December 31, 2020 and 2019	9	9
Additional paid-in capital	23,981	23,978
Accumulated other comprehensive income	14	14
Accumulated deficit	(10,145)	(7,159)
Total stockholders' equity	13,859	16,842
Total liabilities and stockholders' equity	$ 21,287	$ 28,479