Earnings Per Share (Details) (USD $) In Thousands, except Share data, unless otherwise specified	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	Dec. 31, 2010
Basic EPS
Net income	$ 2,637	$ 2,489	$ 2,286	$ 2,520	$ 3,040	$ 2,371	$ 2,117	$ 1,690	$ 9,932	$ 9,218	$ 8,991
Weighted average shares outstanding									18,791,843	18,271,580	13,563,734
Basic earnings per share									$ 0.53	$ 0.50	$ 0.66
Diluted EPS
Net income	$ 2,637	$ 2,489	$ 2,286	$ 2,520	$ 3,040	$ 2,371	$ 2,117	$ 1,690	$ 9,932	$ 9,218	$ 8,991
Weighted average shares outstanding for basic earnings per share									18,791,843	18,271,580	13,563,734
Effect of Stock Options									0	0	0
Weighted averages shares for diluted earnings per share									18,791,843	18,271,580	13,563,734
Diluted earnings per share									$ 0.53	$ 0.50	$ 0.66