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LOANS AND ALLOWANCE FOR LOAN LOSSES - Allowance for Loan Losses Activity by Portfolio Segment (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023		Dec. 31, 2022
Allowance for Loan Losses [Roll Forward]
Balance at beginning of period	$ 42,674	$ 36,515		$ 35,273
Loans charged-off	(3,360)	(4,204)	[1]	(2,584)
Recoveries of loans charged-off	1,433	1,454		1,888
Net loans (charged-off) recovered	(1,927)	(2,750)		(696)
Provision for (reversal of) loan losses	4,137	8,909		1,938
Balance at end of period	44,884	42,674		36,515
Construction real estate loans
Allowance for Loan Losses [Roll Forward]
Balance at beginning of period	5,287	3,164		3,787
Loans charged-off	(24)	(92)		0
Recoveries of loans charged-off	0	2		2
Net loans (charged-off) recovered	(24)	(90)		2
Provision for (reversal of) loan losses	(1,305)	2,213		(625)
Balance at end of period	3,958	5,287		3,164
1-4 family residential real estate loans
Allowance for Loan Losses [Roll Forward]
Balance at beginning of period	2,840	2,173		1,866
Loans charged-off	(261)	(119)		(69)
Recoveries of loans charged-off	99	110		107
Net loans (charged-off) recovered	(162)	(9)		38
Provision for (reversal of) loan losses	102	676		269
Balance at end of period	2,780	2,840		2,173
Commercial real estate loans
Allowance for Loan Losses [Roll Forward]
Balance at beginning of period	32,266	28,701		26,980
Loans charged-off	(78)	(788)	[1]	0
Recoveries of loans charged-off	6	1		81
Net loans (charged-off) recovered	(72)	(787)		81
Provision for (reversal of) loan losses	3,332	4,352		1,640
Balance at end of period	35,526	32,266		28,701
Commercial real estate loans | Commercial and Industrial Sector
Allowance for Loan Losses [Roll Forward]
Loans charged-off		(788)
Reclassification to held-for-sale		8,100
Commercial loans
Allowance for Loan Losses [Roll Forward]
Balance at beginning of period	2,086	2,235		2,397
Loans charged-off	(1,173)	(1,283)		(792)
Recoveries of loans charged-off	386	298		593
Net loans (charged-off) recovered	(787)	(985)		(199)
Provision for (reversal of) loan losses	1,149	836		37
Balance at end of period	2,448	2,086		2,235
Municipal loans
Allowance for Loan Losses [Roll Forward]
Balance at beginning of period	19	45		47
Loans charged-off	0	0		0
Recoveries of loans charged-off	0	0		0
Net loans (charged-off) recovered	0	0		0
Provision for (reversal of) loan losses	(3)	(26)		(2)
Balance at end of period	16	19		45
Loans to individuals
Allowance for Loan Losses [Roll Forward]
Balance at beginning of period	176	197		196
Loans charged-off	(1,824)	(1,922)		(1,723)
Recoveries of loans charged-off	942	1,043		1,105
Net loans (charged-off) recovered	(882)	(879)		(618)
Provision for (reversal of) loan losses	862	858		619
Balance at end of period	$ 156	$ 176		$ 197
[1] Included in charge-offs for the year ended December 31, 2023 is a $788,000 write down to fair value an $8.1 million commercial real estate loan relationship transferred to held for sale.

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Amount excluding accrued interest, of allowance for credit loss on financing receivable. Excludes net investment in lease.

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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 326
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Amount, excluding accrued interest, of increase in allowance for credit loss on financing receivable from recovery. Excludes net investment in lease.

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Amount, excluding accrued interest, of decrease in allowance for credit loss on financing receivable from writeoff. Excludes net investment in lease.

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Amount, excluding accrued interest, of decrease (increase) in allowance for credit loss on financing receivable from writeoff (recovery). Excludes net investment in lease.

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Amount, excluding accrued interest, of credit loss expense (reversal of expense) on financing receivable. Excludes net investment in lease.

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Amount of financing receivable reclassified to held-for-sale.

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