UNAUDITED CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023
Current assets:
Cash and cash equivalents	$ 18,544	$ 17,835
Current marketable securities	2,809	3,480
Patent cross license receivable	0	4,000
Receivables, net of allowance of $326	2,794	3,279
Inventories, net	11,434	10,625
Income tax receivable	27	36
Prepaid expenses and other assets	4,001	4,062
Total current assets	39,609	43,317
Long-term marketable securities	1,278	916
Long-term inventories, net	4,161	3,143
Property and equipment, net	542	530
Operating lease - right of use assets, net	898	990
Intangibles, net	1,615	1,689
Other assets	108	109
Total assets	48,211	50,694
Current liabilities:
Accounts payable	1,733	1,945
Dividends payable	14,496	0
Accrued liabilities	1,959	2,290
Deferred product revenue	26	30
Total current liabilities	18,214	4,265
Operating lease liability, net of current	574	665
Other long-term liabilities	1,079	1,079
Total liabilities	19,867	6,009
Shareholders' equity:
Common stock, par value $0.001, 50,000,000 shares authorized, 23,969,148 and 23,969,148 shares issued and outstanding, respectively	24	24
Additional paid-in capital	31,584	46,047
Accumulated other comprehensive loss	(290)	(310)
Accumulated deficit	(2,974)	(1,076)
Total shareholders' equity	28,344	44,685
Total liabilities and shareholders' equity	$ 48,211	$ 50,694