Condensed Consolidated Statements of Operations (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Revenues	$ 6,508	$ 5,713
Cost of revenues	4,067	3,145
Gross profit	2,441	2,568
Operating Expenses:
General & administrative	1,327	1,529
Marketing & selling	806	642
Research & development	318	280
Total Operating Expenses	2,451	2,451
Operating (loss) income	(10)	117
Other income (expense), net	66	(14)
Net income before provision for income taxes	56	103
Provision for income taxes	17	20
Net income	$ 39	$ 83
Basic net income per share (in dollars per share)	$ 0.01	$ 0.01
Diluted net income per share (in dollars per share)	$ 0.01	$ 0.01