Condensed Consolidated Statements of Income (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Revenue:
Products	$ 12,244	$ 12,032	$ 23,628	$ 24,201
Services	2,702	2,338	5,514	4,842
Consulting	685	679	1,219	1,366
Total revenue	15,631	15,049	30,361	30,409
Cost of revenue:
Products	5,085	5,497	10,055	10,783
Services	1,294	1,016	2,468	2,064
Consulting	481	511	963	1,058
Total cost of revenue	6,860	7,024	13,486	13,905
Gross profit	8,771	8,025	16,875	16,504
Selling, general and administrative expenses	5,870	5,707	12,008	11,978
Research and development expenses	1,298	1,126	2,501	2,195
Realignment Expense	750	128	750	128
Operating income	853	1,064	1,616	2,203
Other income (expense), net	309	(113)	274	138
Income before income taxes	1,162	951	1,890	2,341
Income tax expense	373	305	613	787
Net income	$ 789	$ 646	$ 1,277	$ 1,554
Net income per common share:
Basic (in dollars per share)	$ 0.14	$ 0.11	$ 0.22	$ 0.27
Diluted (in dollars per share)	$ 0.14	$ 0.11	$ 0.22	$ 0.27
Basic (in shares)	5,794	5,750	5,793	5,746
Diluted (in shares)	5,817	5,846	5,813	5,840
Cash dividends declared per common share (in dollars per share)	$ 0.11	$ 0.11	$ 0.22	$ 0.22