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INVESTMENT SECURITIES (Schedule of amortized cost and fair value of securities available-for-sale) (Details) - USD ($) $ in Thousands	Sep. 30, 2023	Dec. 31, 2022
Schedule of Available-for-sale Securities [Line Items]
Investment securities available-for-sale, at fair value	$ 429,850	$ 445,747
Available-for-sale Securities.
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	530,096	534,665
Gross Unrealized/Unrecognized Gains		289
Gross Unrealized/Unrecognized Losses	(100,246)	(89,207)
Investment securities available-for-sale, at fair value	429,850	445,747
Available-for-sale Securities. | U.S. Government agency securities
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	67,997	67,996
Gross Unrealized/Unrecognized Gains		0
Gross Unrealized/Unrecognized Losses	(8,325)	(8,624)
Investment securities available-for-sale, at fair value	59,672	59,372
Available-for-sale Securities. | U.S. State and Municipal securities
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	11,535	11,649
Gross Unrealized/Unrecognized Gains		0
Gross Unrealized/Unrecognized Losses	(2,577)	(2,437)
Investment securities available-for-sale, at fair value	8,958	9,212
Available-for-sale Securities. | Residential MBS
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	410,188	413,998
Gross Unrealized/Unrecognized Gains		279
Gross Unrealized/Unrecognized Losses	(85,326)	(75,729)
Investment securities available-for-sale, at fair value	324,862	338,548
Available-for-sale Securities. | Commercial MBS
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	36,978	37,069
Gross Unrealized/Unrecognized Gains		10
Gross Unrealized/Unrecognized Losses	(3,898)	(2,229)
Investment securities available-for-sale, at fair value	33,080	34,850
Available-for-sale Securities. | Asset-backed Securities
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	3,398	3,953
Gross Unrealized/Unrecognized Gains		0
Gross Unrealized/Unrecognized Losses	(120)	(188)
Investment securities available-for-sale, at fair value	$ 3,278	$ 3,765

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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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