Earnings Per Share (Details) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Earnings Per Share
Securities excluded from diluted earnings per share calculation	700,598	102,193
Net Income
Net income	$ 2,632	$ 1,972
Basic income available to common stockholders	2,632	1,972
Diluted income available to common stockholders plus assumed conversions	$ 2,632	$ 1,972
Shares
Basic income available to common stockholders (in shares)	17,041,594	14,355,407
Effect of dilutive stock options (in shares)	334,407	761,809
Diluted income available to common stockholders plus assumed conversions (in shares)	17,376,001	15,117,216
Per Share Amount
Basic income available to common stockholders (in dollars per share)	$ 0.15	$ 0.14
Diluted income available to common stockholders plus assumed conversions (in dollars per share)	$ 0.15	$ 0.13