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INVESTMENT SECURITIES (Schedule of Amortized Cost and Approximate Fair Value of Securities Available for Sale) (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Securities Available for Sale:
Amortized Cost	$ 661,045	$ 809,687
Gross Unrealized Gains	28	3,927
Gross Unrealized Losses	(106,425)	(16,861)
Fair Value	554,648	796,753
Securities Held to Maturity:
Amortized Cost	102,291	108,680
Gross Unrealized Gains		74
Gross Unrealized Losses	(15,104)	(294)
Fair Value	87,187	108,460
U.S. Government-Sponsored Agencies [Member]
Securities Available for Sale:
Amortized Cost	244,774	280,045
Gross Unrealized Losses	(54,232)	(7,824)
Fair Value	190,542	272,221
Securities Held to Maturity:
Amortized Cost	40,000	40,000
Gross Unrealized Gains		7
Gross Unrealized Losses	(4,563)	(25)
Fair Value	35,437	39,982
Mortgage-Backed Securities-Residential [Member]
Securities Available for Sale:
Amortized Cost	372,471	481,062
Gross Unrealized Gains	27	3,849
Gross Unrealized Losses	(46,760)	(7,937)
Fair Value	325,738	476,974
Securities Held to Maturity:
Amortized Cost	62,291	68,680
Gross Unrealized Gains		67
Gross Unrealized Losses	(10,541)	(269)
Fair Value	51,750	68,478
SBA Pool Securities [Member]
Securities Available for Sale:
Amortized Cost	31,934	40,649
Gross Unrealized Gains	1	12
Gross Unrealized Losses	(4,508)	(1,100)
Fair Value	27,427	39,561
State and Political Subdivisions [Member]
Securities Available for Sale:
Amortized Cost	1,866	5,431
Gross Unrealized Gains		45
Gross Unrealized Losses	(17)
Fair Value	1,849	5,476
Corporate Bond [Member]
Securities Available for Sale:
Amortized Cost	10,000	2,500
Gross Unrealized Gains		21
Gross Unrealized Losses	(908)
Fair Value	$ 9,092	$ 2,521

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