CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE LOSS - USD ($)	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE LOSS
Net revenue	$ 13,945,000	$ 13,350,000
Cost of sales	9,309,000	8,868,000
Gross profit	4,636,000	4,482,000
Selling, general and administrative expenses	4,991,000	5,690,000
Operating loss	(355,000)	(1,208,000)
Interest expense	22,000	55,000
Loss before income tax	(377,000)	(1,263,000)
Income tax benefit	70,000	505,000
Net loss	$ (307,000)	$ (758,000)
Basic and diluted loss per share	$ (0.10)	$ (0.24)
Weighted average common shares outstanding:
Basic and diluted	3,169,000	3,144,000
Net loss	$ (307,000)	$ (758,000)
Other comprehensive income (loss) - foreign currency translation adjustment	15,000	(125,000)
Total comprehensive loss	$ (292,000)	$ (883,000)