Earnings Per Share - Earnings Per Share (Details) (USD $)	3 Months Ended								12 Months Ended
	Dec. 31, 2012	Sep. 30, 2012	Jun. 30, 2012	Mar. 31, 2012	Dec. 31, 2011	Sep. 30, 2011	Jun. 30, 2011	Mar. 31, 2011	Dec. 31, 2012	Dec. 31, 2011
Earnings Per Share [Abstract]
Net income	$ 430,000	$ 798,000	$ 2,061,000	$ 260,000	$ 266,000	$ 682,000	$ 1,743,000	$ 120,000	$ 3,549,231	$ 2,811,193
Weighted average shares outstanding									3,115,574	3,099,982
Effect of dilutive employee stock options									16,935	0
Denominator for dilutive earnings per share									3,132,510	3,099,983
Basic earnings per share	$ 0.14	$ 0.26	$ 0.66	$ 0.08	$ 0.08	$ 0.22	$ 0.56	$ 0.04	$ 1.14	$ 0.91
Dilutive earnings per share	$ 0.13	$ 0.26	$ 0.66	$ 0.08	$ 0.09	$ 0.22	$ 0.55	$ 0.04	$ 1.13	$ 0.91