CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (Unaudited) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2018	Sep. 30, 2017
Statement of Comprehensive Income [Abstract]
NET INCOME	$ 16,322	$ 14,216	$ 51,313	$ 29,818
Other comprehensive income (loss):
Unrealized (losses) gains on securities available for sale	(3,548)	1,149	(20,564)	9,920
Amortization of unrealized losses on securities transferred to held to maturity, net	108	122	442	365
Reclassification adjustment for gains included in net income	0	47	0	26
Income tax effect on other comprehensive (loss) income	919	(503)	5,358	(3,964)
Total other comprehensive (loss) income	(2,521)	815	(14,764)	6,347
COMPREHENSIVE INCOME	$ 13,801	$ 15,031	$ 36,549	$ 36,165

Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners.

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Amount after tax of other comprehensive income (loss) attributable to parent entity.

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Amount before tax of reclassification adjustment from accumulated other comprehensive income for unrealized gain (loss) realized upon the sale of available-for-sale securities.

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Amount of tax expense (benefit) allocated to other comprehensive income (loss).

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Amount before tax and reclassification adjustments of unrealized holding gain (loss) on available-for-sale securities.

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Amount after tax, before reclassification adjustments, of unrealized holding gain (loss) on available-for-sale securities.

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