9. Income per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Numerator:
Net income (numerator for basis and diluted earnings per share)	$ 513	$ 538
Denominator:
Denominator for basic earnings per share weighted average shares	13,730,562	13,671,436
Effect of dilutive securities:
Options	67,629	185,771
Denominator
Denominator for diluted earnings per share weighted average shares	13,798,191	13,857,207
Basic income per share	$ 0.04	$ 0.04
Diluted income per share	$ 0.04	$ 0.04