Earnings Per Share (Details) (USD $)	3 Months Ended
	Mar. 31, 2015	Mar. 31, 2014
Shares [Abstract]
Basic earnings per share (in shares)	3,737,111	3,720,491
Effect of dilutive securities, stock-based awards (in shares)	14,111	14,405
Diluted earnings per share (in shares)	3,751,222	3,734,896
Per share amount [Abstract]
Basic earnings per share (in dollars per share)	$ 0.20	$ 0.27
Diluted earnings per share (in dollars per share)	$ 0.20	$ 0.27