CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE INCOME - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017
Net revenue	$ 16,188,000	$ 15,359,000	$ 31,930,000	$ 28,575,000
Cost of sales	10,311,000	9,937,000	20,619,000	18,180,000
Gross profit	5,877,000	5,422,000	11,311,000	10,395,000
Selling, general and administrative expenses	5,361,000	5,366,000	10,641,000	10,413,000
Operating income (loss)	516,000	56,000	670,000	(18,000)
Other expense (income), net	28,000	(24,000)	57,000	(24,000)
Interest expense	55,000	64,000	92,000	74,000
Income (loss)	433,000	16,000	521,000	(68,000)
Income tax expense (benefit)	128,000	0	151,000	(24,000)
Net income (loss)	$ 305,000	$ 16,000	$ 370,000	$ (44,000)
Basic and diluted earnings (loss) per share	$ 0.08	$ 0	$ 0.10	$ (0.01)
Weighted average common shares outstanding:
Basic	3,592,000	3,611,000	3,588,000	3,605,000
Diluted	3,682,000	3,720,000	3,714,000	3,605,000
Net income (loss)	$ 305,000	$ 16,000	$ 370,000	$ (44,000)
Other comprehensive (loss) income -foreign currency translation adjustment	(155,000)	91,000	(59,000)	117,000
Total comprehensive income	$ 150,000	$ 107,000	$ 311,000	$ 73,000