Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Current assets:
Cash and cash equivalents	$ 1,071	$ 3,803
Marketable securities	1,790	1,117
Receivables, net of allowance for doubtful accounts of $326 and $506, respectively	4,991	5,194
Inventories, net	10,033	10,463
Income tax receivable	7,535	7,169
Prepaid expenses and other assets	4,021	1,536
Total current assets	29,441	29,282
Long-term marketable securities	1,220	1,762
Long-term inventories, net	3,567	4,590
Property and equipment, net	744	906
Operating lease – right of use assets, net	1,537	1,936
Intangibles, net	25,086	19,248
Other assets	4,597	4,599
Total assets	66,192	62,323
Current liabilities:
Accounts payable	5,388	3,950
Accrued liabilities	2,549	2,352
Deferred product revenue	54	123
Short-term debt	3,481	672
Total current liabilities	11,472	7,097
Long-term debt	1,535	3,245
Operating lease liability, net of current	1,026	1,489
Other long-term liabilities	655	678
Total liabilities	14,688	12,509
Shareholders’ equity:
Common stock, par value $0.001, 50,000,000 shares authorized, 22,410,126 and 18,775,773 shares issued and outstanding, respectively	22	19
Additional paid-in capital	72,795	63,359
Accumulated other comprehensive loss	(241)	(186)
Accumulated deficit	(21,072)	(13,378)
Total shareholders’ equity	51,504	49,814
Total liabilities and shareholders’ equity	$ 66,192	$ 62,323