INVESTMENT SECURITIES (Schedule of amortized cost and fair value of securities available-for-sale) (Details) - USD ($) $ in Thousands	Sep. 30, 2019	Dec. 31, 2018
Schedule of Available-for-sale Securities [Line Items]
Investment securities available for sale, at fair value (substantially restricted)	$ 250,674	$ 30,439
Available-for-sale Securities
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	248,142	31,041
Gross Unrealized/Unrecognized Gains	2,648	6
Gross Unrealized/Unrecognized Losses	(116)	(608)
Investment securities available for sale, at fair value (substantially restricted)	250,674	30,439
Available-for-sale Securities \| Residential mortgage-backed securities
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	190,244	24,093
Gross Unrealized/Unrecognized Gains	1,863	3
Gross Unrealized/Unrecognized Losses	(102)	(583)
Investment securities available for sale, at fair value (substantially restricted)	192,005	23,513
Available-for-sale Securities \| Commercial mortgage-backed securities
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	32,898	5,874
Gross Unrealized/Unrecognized Gains	476	0
Gross Unrealized/Unrecognized Losses	(14)	(25)
Investment securities available for sale, at fair value (substantially restricted)	33,360	5,849
Available-for-sale Securities \| U.S. Government agency securities
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	25,000
Gross Unrealized/Unrecognized Gains	309
Gross Unrealized/Unrecognized Losses	0
Investment securities available for sale, at fair value (substantially restricted)	$ 25,309
Available-for-sale Securities \| Municipal bond
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost		1,074
Gross Unrealized/Unrecognized Gains		3
Gross Unrealized/Unrecognized Losses		0
Investment securities available for sale, at fair value (substantially restricted)		$ 1,077

Amount, before tax, of unrealized gain in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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-Section 50
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Amount, before tax, of unrealized loss in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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