Condensed Consolidated Statements of Income (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Revenue:
Products	$ 12,032	$ 12,432	$ 24,201	$ 24,273
Services	2,338	2,437	4,842	5,238
Consulting	679	705	1,366	1,376
Total revenue	15,049	15,574	30,409	30,887
Cost of revenue:
Products	5,497	5,228	10,783	10,670
Services	1,016	1,116	2,064	2,141
Consulting	511	508	1,058	965
Total cost of revenue	7,024	6,852	13,905	13,776
Gross profit	8,025	8,722	16,504	17,111
Selling, general and administrative expenses	5,835	5,947	12,106	12,090
Research and development expenses	1,126	989	2,195	2,114
Operating income	1,064	1,786	2,203	2,907
Other income (expense), net	(113)	(93)	138	(150)
Income before income taxes	951	1,693	2,341	2,757
Income tax expense	305	527	787	861
Net income	$ 646	$ 1,166	$ 1,554	$ 1,896
Net income per common share:
Basic (in Dollars per share)	$ 0.11	$ 0.21	$ 0.27	$ 0.34
Diluted (in Dollars per share)	$ 0.11	$ 0.20	$ 0.27	$ 0.33
Weighted average common shares outstanding:
Basic (in Shares)	5,750	5,655	5,746	5,648
Diluted (in Shares)	5,846	5,775	5,840	5,770
Cash dividends declared per common share (in Dollars per share)	$ 0.11	$ 0.11	$ 0.22	$ 0.22