9. Income per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Numerator:
Net income (numerator for basis and diluted earnings per share)	$ 212	$ 656	$ 829	$ 1,802
Denominator:
Denominator for basic earnings per share weighted average shares	13,718,396	13,655,988	13,699,355	13,641,520
Effect of dilutive securities:
Options	75,880	125,546	158,392	100,230
Denominator
Denominator for diluted earnings per share weighted average shares	13,794,276	13,781,534	13,857,746	13,741,750
Basic income per share	$ 0.02	$ 0.05	$ 0.06	$ 0.13
Diluted income per share	$ 0.02	$ 0.05	$ 0.06	$ 0.13