Summary of Significant Accounting Policies (Details 3)	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Earnings Per Share Basic And Diluted [Line Items]
Weighted average number of common shares outstanding	13,314,989	11,321,498	9,854,285
Unvested restricted stock	249,082	250,180	216,920
Weighted average number of common shares outstanding used in basic earnings per share	13,065,907	11,071,318	9,637,365
Weighted average number of common shares outstanding used in basic earnings per share	13,065,907	11,071,318	9,637,365
Effect of dilutive securities:
Restricted stock	91,598	65,592	43,867
Weighted average number of common shares outstanding used in diluted earnings per share	13,157,505	11,136,910	9,681,232