EARNINGS PER SHARE (Details) (USD $)	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Numerator:
Net income available to common shareholders			$ 7,863,247	$ 2,974,865
Denominator:
Weighted-average common shares outstanding	22,826,102	17,409,034	22,025,316	17,243,762
Basic earnings per share (in USD per share)	$ 0.31	$ 0.11	$ 0.36	$ 0.17
Effect of dilutive securities
Stock options and warrants (shares)			1,178,626	1,210,007
Preferred stock (shares)			675,558	1,345,220
Diluted weighted-average shares outstanding	24,847,456	19,887,288	23,879,500	19,798,989
Diluted earnings per share (in USD per share)	$ 0.28	$ 0.10	$ 0.33	$ 0.15