LOANS RECEIVABLE AND ALLOWANCE FOR CREDIT LOSSES - Schedule of Revisions to Total Loans (Details) $ in Thousands	Jun. 30, 2024 USD ($)	Dec. 31, 2023 USD ($)
Schedule Of Loan Portfolio By Loan Grade [Line Items]
Loans receivable	$ 4,479,692	$ 4,468,476
Percentage of Total	1.000	1.000
Farmland
Schedule Of Loan Portfolio By Loan Grade [Line Items]
Loans receivable	$ 32,212	$ 33,485
Percentage of Total	0.007	0.008
Farmland | As Reported
Schedule Of Loan Portfolio By Loan Grade [Line Items]
Loans receivable		$ 31,869
Percentage of Total		0.007
Farmland | Adjustment
Schedule Of Loan Portfolio By Loan Grade [Line Items]
Loans receivable		$ 1,616
Percentage of Total		0.001
Owner-occupied, nonfarm nonresidential properties
Schedule Of Loan Portfolio By Loan Grade [Line Items]
Loans receivable	$ 535,128	$ 511,910
Percentage of Total	0.119	0.115
Owner-occupied, nonfarm nonresidential properties | As Reported
Schedule Of Loan Portfolio By Loan Grade [Line Items]
Loans receivable		$ 493,064
Percentage of Total		0.110
Owner-occupied, nonfarm nonresidential properties | Adjustment
Schedule Of Loan Portfolio By Loan Grade [Line Items]
Loans receivable		$ 18,846
Percentage of Total		0.005
Other construction loans and all land development and other land loans
Schedule Of Loan Portfolio By Loan Grade [Line Items]
Loans receivable	$ 374,702	$ 340,358
Percentage of Total	0.084	0.076
Other construction loans and all land development and other land loans | As Reported
Schedule Of Loan Portfolio By Loan Grade [Line Items]
Loans receivable		$ 491,539
Percentage of Total		0.110
Other construction loans and all land development and other land loans | Adjustment
Schedule Of Loan Portfolio By Loan Grade [Line Items]
Loans receivable		$ (151,181)
Percentage of Total		(0.034)
Multifamily (5 or more) residential properties
Schedule Of Loan Portfolio By Loan Grade [Line Items]
Loans receivable	$ 324,092	$ 305,697
Percentage of Total	0.072	0.068
Multifamily (5 or more) residential properties | As Reported
Schedule Of Loan Portfolio By Loan Grade [Line Items]
Loans receivable		$ 254,342
Percentage of Total		0.057
Multifamily (5 or more) residential properties | Adjustment
Schedule Of Loan Portfolio By Loan Grade [Line Items]
Loans receivable		$ 51,355
Percentage of Total		0.011
Non-owner occupied, nonfarm nonresidential properties
Schedule Of Loan Portfolio By Loan Grade [Line Items]
Loans receivable	$ 978,241	$ 984,033
Percentage of Total	0.218	0.220
Non-owner occupied, nonfarm nonresidential properties | As Reported
Schedule Of Loan Portfolio By Loan Grade [Line Items]
Loans receivable		$ 896,043
Percentage of Total		0.201
Non-owner occupied, nonfarm nonresidential properties | Adjustment
Schedule Of Loan Portfolio By Loan Grade [Line Items]
Loans receivable		$ 87,990
Percentage of Total		0.019
1-4 Family Construction
Schedule Of Loan Portfolio By Loan Grade [Line Items]
Loans receivable	$ 20,408	$ 28,055
Percentage of Total	0.005	0.006
1-4 Family Construction | As Reported
Schedule Of Loan Portfolio By Loan Grade [Line Items]
Loans receivable		$ 51,207
Percentage of Total		0.011
1-4 Family Construction | Adjustment
Schedule Of Loan Portfolio By Loan Grade [Line Items]
Loans receivable		$ (23,152)
Percentage of Total		(0.005)
Residential Mortgages secured by first liens
Schedule Of Loan Portfolio By Loan Grade [Line Items]
Loans receivable	$ 1,006,163	$ 1,005,335
Percentage of Total	0.225	0.225
Residential Mortgages secured by first liens | As Reported
Schedule Of Loan Portfolio By Loan Grade [Line Items]
Loans receivable		$ 990,986
Percentage of Total		0.222
Residential Mortgages secured by first liens | Adjustment
Schedule Of Loan Portfolio By Loan Grade [Line Items]
Loans receivable		$ 14,349
Percentage of Total		0.003
Residential Mortgages secured by junior liens
Schedule Of Loan Portfolio By Loan Grade [Line Items]
Loans receivable	$ 98,085	$ 91,240
Percentage of Total	0.022	0.020
Residential Mortgages secured by junior liens | As Reported
Schedule Of Loan Portfolio By Loan Grade [Line Items]
Loans receivable		$ 91,063
Percentage of Total		0.020
Residential Mortgages secured by junior liens | Adjustment
Schedule Of Loan Portfolio By Loan Grade [Line Items]
Loans receivable		$ 177
Percentage of Total		0
Total
Schedule Of Loan Portfolio By Loan Grade [Line Items]
Loans receivable		$ 3,300,113
Percentage of Total		0.738
Total | As Reported
Schedule Of Loan Portfolio By Loan Grade [Line Items]
Loans receivable		$ 3,300,113
Percentage of Total		0.738
Total | Adjustment
Schedule Of Loan Portfolio By Loan Grade [Line Items]
Loans receivable		$ 0
Percentage of Total		0