Condensed Consolidated Statements of Income and Comprehensive Income (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Revenues	$ 9,852	$ 11,016	$ 28,963	$ 32,738
Cost of revenues	5,470	5,658	16,004	16,853
Gross profit	4,382	5,358	12,959	15,885
Operating Expenses:
General & administrative	1,417	1,599	4,687	4,907
Marketing & selling	1,238	1,267	3,455	3,807
Research & development	393	372	1,213	1,089
Total Operating Expenses	3,048	3,238	9,355	9,803
Operating income	1,334	2,120	3,604	6,082
Other income/(expense), net	6	(9)	54	47
Net income before provision for income taxes	1,340	2,111	3,658	6,129
Provision for income taxes	663	836	1,586	2,426
Net income	677	1,275	2,072	3,703
Other Comprehensive Income (Loss):
Foreign currency translation	(330)	(180)	(297)	(1,346)
Total Comprehensive Income	$ 347	$ 1,095	$ 1,775	$ 2,357
Basic net income per share (in dollars per share)	$ 0.12	$ 0.23	$ 0.38	$ 0.67
Diluted net income per share (in dollars per share)	0.12	0.23	0.37	0.67
Dividends declared per share (in dollars per share)	$ 0.18	$ 0.18	$ 0.54	$ 0.51
Weighted average common shares outstanding, basic (in shares)	5,517	5,507	5,513	5,500
Weighted average common shares outstanding, diluted (in shares)	5,517	5,555	5,529	5,552