ACCUMULATED OTHER COMPREHENSIVE (LOSS)/INCOME (Schedule of Reclassifications out of AOCI) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2018	Sep. 30, 2017
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Securities losses, net	$ (325)		$ (439)
Income tax expense	3,617	$ 6,256	10,663	$ 14,888
NET INCOME	10,724	10,206	33,441	26,128
Reclassification out of Accumulated Other Comprehensive Income [Member] | Net Unrealized Holding Gain/(Loss) on Securities Available for Sale, Net of Tax [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Securities losses, net	288	0	288	0
Income tax expense	(70)	0	(70)	0
NET INCOME	218	0	218	0
Reclassification out of Accumulated Other Comprehensive Income [Member] | Gains/(Losses) on Cash Flow Hedge [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Interest expense	(31)	0	(93)	0
Income tax expense	11	0	29	0
NET INCOME	$ (20)	$ 0	$ (64)	$ 0