Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Sep. 30, 2022	Dec. 31, 2021
Current assets:
Cash and cash equivalents	$ 4,034	$ 10,580
Trade accounts receivable, net	5,379	8,229
Inventories, net	26,332	16,978
Prepaid expenses and other current assets	1,711	1,634
Total current assets	37,456	37,421
Property, plant and equipment, net	4,454	4,556
Right-of-use (ROU) asset	2,095	2,399
Investments	773	1,795
Deferred tax assets, net	4,116	4,116
Other assets	144	98
Total assets	49,038	50,385
Current liabilities:
Accounts payable	13,257	5,883
Accrued compensation and related taxes	1,461	1,099
Accrued warranty expense	587	533
Accrued other expenses and other current liabilities	772	938
Dividends payable	510	505
Short-term lease liability	476	447
Credit facility	4,458	1,470
Notes payable-current portion	274	267
Deferred revenues	1,029	1,045
Total current liabilities	22,824	12,187
Notes payable, net of current portion	400	605
Long-term lease liability	1,909	2,269
Deferred revenue	2,912	2,706
Total liabilities	28,045	17,767
Stockholders' equity:
Preferred stock; $1.00 par value; 1,000,000 authorized shares; none issued or outstanding	0	0
Common stock; $.60 par value; 50,000,000 authorized shares; 18,434,697 and 18,298,999 issued and 16,984,297 and 16,848,599 outstanding shares at September 30, 2022, and December 31, 2021, respectively	11,061	10,979
Additional paid-in capital	36,352	35,862
Accumulated deficit	(21,018)	(8,821)
Treasury stock, at cost, 1,450,400 shares at September 30, 2022, and December 31, 2021, respectively	(5,402)	(5,402)
Total stockholders' equity	20,993	32,618
Total liabilities and stockholders' equity	$ 49,038	$ 50,385