INVESTMENT SECURITIES - Schedule of Investment Securities (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022	Sep. 01, 2022
Securities Available for Sale:
Amortized Cost	$ 455,294	$ 490,206
Gross Unrealized Gains	58	173
Gross Unrealized Losses	(47,970)	(57,826)
Fair Value	407,382	432,553
Securities Held to Maturity:
Amortized Cost	449,031	465,858
Gross Unrealized Gains	356	32
Gross Unrealized Losses	(43,811)	(54,626)
Fair Value	405,576	411,264	$ 477,000
U.S. treasury securities
Securities Available for Sale:
Amortized Cost	500	1,644
Gross Unrealized Gains	0	0
Gross Unrealized Losses	(2)	(22)
Fair Value	498	1,622
Securities Held to Maturity:
Amortized Cost	93,306	91,615
Gross Unrealized Gains	0	0
Gross Unrealized Losses	(3,212)	(4,149)
Fair Value	90,094	87,466
U.S. agency securities
Securities Available for Sale:
Amortized Cost	4,500	5,035
Gross Unrealized Gains	0	0
Gross Unrealized Losses	(361)	(450)
Fair Value	4,139	4,585
Securities Held to Maturity:
Amortized Cost	16,282	16,409
Gross Unrealized Gains	0	0
Gross Unrealized Losses	(1,424)	(1,838)
Fair Value	14,858	14,571
Asset backed securities
Securities Available for Sale:
Amortized Cost	25,035	31,468
Gross Unrealized Gains	0	0
Gross Unrealized Losses	(405)	(1,480)
Fair Value	24,630	29,988
State, county and municipal securities
Securities Available for Sale:
Amortized Cost	124,524	126,119
Gross Unrealized Gains	6	0
Gross Unrealized Losses	(15,494)	(21,363)
Fair Value	109,036	104,756
Securities Held to Maturity:
Amortized Cost	136,685	136,138
Gross Unrealized Gains	356	32
Gross Unrealized Losses	(13,859)	(19,518)
Fair Value	123,182	116,652
Corporate debt securities
Securities Available for Sale:
Amortized Cost	53,834	54,741
Gross Unrealized Gains	16	164
Gross Unrealized Losses	(6,460)	(5,320)
Fair Value	47,390	49,585
Mortgage-backed securities
Securities Available for Sale:
Amortized Cost	246,901	271,199
Gross Unrealized Gains	36	9
Gross Unrealized Losses	(25,248)	(29,191)
Fair Value	221,689	242,017
Securities Held to Maturity:
Amortized Cost	202,758	221,696
Gross Unrealized Gains	0	0
Gross Unrealized Losses	(25,316)	(29,121)
Fair Value	$ 177,442	$ 192,575

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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