SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Schedule of Earnings per Common Share) (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017
Accounting Policies [Abstract]
Net income to shareholders	$ 11,910	$ 7,940	$ 22,717	$ 15,922
Basic weighted-average shares outstanding	18,930,893	17,505,638	18,770,492	17,314,695
Plus: common stock equivalents	167,945	250,752	226,487	274,121
Diluted weighted-average shares outstanding	19,098,838	17,756,390	18,996,979	17,588,816
Net Income Per Share
Basic	$ 0.63	$ 0.45	$ 1.21	$ 0.92
Diluted	$ 0.62	$ 0.45	$ 1.20	$ 0.91