Earnings Per Share (Details) (USD $)	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
Shares
Basic earnings per share (in shares)	7,072,587	7,030,639	7,066,279	7,017,629
Effect of dilutive securities:
stock options and grants (in shares)	30,083	11,473	30,226	7,122
Diluted earnings per share (in shares)	7,102,670	7,042,112	7,096,505	7,024,751
Per share Amount
Basic earnings per share (in dollars per share)	$ 0.30	$ 0.25	$ 0.48	$ 0.48
stock options and grant (in dollars per share)	$ (0.01)	$ 0.00	$ 0.00	$ 0.00
Diluted earnings per share (in dollars per share)	$ 0.29	$ 0.25	$ 0.48	$ 0.48
Stock options, restricted grants and warrants excluded computation of earning per share (in shares)			6,000	33,000