INVESTMENT SECURITIES (Schedule of Amortized Cost and Approximate Fair Value of Securities Available for Sale) (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Securities Available for Sale:
Amortized Cost	$ 645,835	$ 661,045
Gross Unrealized Gains	80	28
Gross Unrealized Losses	(95,298)	(106,425)
Fair Value	550,617	554,648
Securities Held to Maturity:
Amortized Cost	107,755	102,291
Gross Unrealized Losses	(13,340)	(15,104)
Fair Value	94,415	87,187
U.S. Government-Sponsored Agencies [Member]
Securities Available for Sale:
Amortized Cost	244,794	40,000
Gross Unrealized Losses	(47,103)	(4,563)
Fair Value	197,691	35,437
Securities Held to Maturity:
Amortized Cost	40,000	244,774
Gross Unrealized Losses	(3,369)	(54,232)
Fair Value	36,631	190,542
Mortgage-Backed Securities-Residential [Member]
Securities Available for Sale:
Amortized Cost	363,893	62,291
Gross Unrealized Gains	80
Gross Unrealized Losses	(43,177)	(10,541)
Fair Value	320,796	51,750
Securities Held to Maturity:
Amortized Cost	67,755	372,471
Gross Unrealized Gains		27
Gross Unrealized Losses	(9,971)	(46,760)
Fair Value	57,784	325,738
SBA Pool Securities [Member]
Securities Available for Sale:
Amortized Cost	27,148	31,934
Gross Unrealized Gains		1
Gross Unrealized Losses	(3,744)	(4,508)
Fair Value	23,404	27,427
State and Political Subdivisions [Member]
Securities Available for Sale:
Amortized Cost		1,866
Gross Unrealized Losses		(17)
Fair Value		1,849
Corporate Bond [Member]
Securities Available for Sale:
Amortized Cost	10,000	10,000
Gross Unrealized Losses	(1,274)	(908)
Fair Value	$ 8,726	$ 9,092

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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