7. Income per Share (Details) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
Numerator:
Net income (numerator for basis and diluted earnings per share)	$ 514	$ 884	$ 1,116	$ 1,729
Denominator:
Denominator for basic earnings per share weighted average shares	13,580,471	13,545,482	13,563,486	13,541,250
Effect of dilutive securities:
Options	68,099	3,664	56,190	2,381
Denominator
Denominator for diluted earnings per share weighted average shares	13,648,570	13,549,146	13,619,676	13,543,631
Basic income per share	$ 0.04	$ 0.07	$ 0.08	$ 0.13
Diluted income per share	$ 0.04	$ 0.07	$ 0.08	$ 0.13