STATEMENTS OF OPERATIONS - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Income Statement [Abstract]
REVENUES	$ 15,966	$ 16,393
COST OF REVENUES	(1,275)	(3,511)
Gross profit	14,691	12,882
OPERATING EXPENSES
Selling, general and administrative	12,399	14,895
Research and development	6,014	5,480
Total operating expenses	18,413	20,375
Loss from operations	(3,722)	(7,493)
OTHER (EXPENSE) INCOME
Gain on forgiveness of unsecured promissory note	0	10
Interest and other (expense) income	(5)	5
Total other (expense) income	(5)	15
Net loss before provision for income taxes	(3,727)	(7,478)
Provision for income taxes	124	0
Net loss	$ (3,851)	$ (7,478)
Loss per common share -
Basic (in dollars per share)	$ (0.20)	$ (0.40)
Diluted (in dollars per share)	$ (0.20)	$ (0.40)
Weighted average common shares used in computing per share amounts -
Basic (in shares)	18,838,971	18,598,410
Diluted (in shares)	18,838,971	18,598,410