Summary of Significant Accounting Policies (Details) - shares	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Earnings Per Share Basic And Diluted [Line Items]
Weighted average number of common shares outstanding	17,759,453	14,962,973	17,677,794	14,958,125
Less: Unvested restricted stock	(220,095)	(248,616)	(220,095)	(248,616)
Weighted average number of common shares outstanding used in basic earnings per share	17,539,358	14,714,357	17,457,699	14,709,509
Weighted average number of common shares outstanding used in basic earnings per share	17,539,358	14,714,357	17,457,699	14,709,509
Effect of dilutive securities: restricted stock	47,694	61,239	53,719	59,690
Weighted average number of common shares outstanding used in diluted earnings per share	17,587,052	14,775,596	17,511,418	14,769,199