CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE INCOME (LOSS) - USD ($)	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE INCOME (LOSS)
Net revenue	$ 14,021,000	$ 13,945,000
Cost of sales	9,510,000	9,309,000
Gross profit	4,511,000	4,636,000
Selling, general and administrative expenses	5,173,000	4,991,000
Operating loss	(662,000)	(355,000)
Interest expense	(52,000)	(22,000)
Loss income before income taxes	(714,000)	(377,000)
Income tax benefit	96,000	70,000
Net income (loss)	$ (618,000)	$ (307,000)
Basic earnings (loss) per share	$ (0.19)	$ (0.10)
Diluted earnings (loss) per share	$ (0.19)	$ (0.10)
Weighted average common shares outstanding:
Basic	3,169,000	3,169,000
Diluted	3,169,000	3,169,000
Net loss	$ (618,000)	$ (307,000)
Other comprehensive (loss) income - foreign currency translation adjustment	(50,000)	15,000
Total comprehensive income (loss)	$ (668,000)	$ (292,000)