LOANS AND ALLOWANCE FOR CREDIT LOSSES - Summary of Payment Status of Loans (Details) - USD ($) $ in Thousands	Sep. 30, 2023	Dec. 31, 2022
Financing Receivable Recorded Investment Past Due [Line Items]
Total loans	$ 2,318,249	$ 2,378,176
Financing Receivables, 30 to 59 Days Past Due
Financing Receivable Recorded Investment Past Due [Line Items]
Total past due loans	19,961	4,011
Financing Receivables, 60 to 89 Days Past Due
Financing Receivable Recorded Investment Past Due [Line Items]
Total past due loans	1,870	1,225
Financing Receivables, Equal to or Greater than 90 Days Past Due
Financing Receivable Recorded Investment Past Due [Line Items]
Total past due loans	1,125	8,890
Financial Asset, Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Total past due loans	22,956	14,126
Financial Asset, Not Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Total past due loans	2,295,293	2,364,050
Commercial Industrial and Warehouse lending
Financing Receivable Recorded Investment Past Due [Line Items]
Total loans	292,410	314,067
Commercial Industrial and Warehouse lending | Financing Receivables, 30 to 59 Days Past Due
Financing Receivable Recorded Investment Past Due [Line Items]
Total past due loans	1,168	440
Commercial Industrial and Warehouse lending | Financing Receivables, 60 to 89 Days Past Due
Financing Receivable Recorded Investment Past Due [Line Items]
Total past due loans	93	44
Commercial Industrial and Warehouse lending | Financing Receivables, Equal to or Greater than 90 Days Past Due
Financing Receivable Recorded Investment Past Due [Line Items]
Total past due loans	147	105
Commercial Industrial and Warehouse lending | Financial Asset, Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Total past due loans	1,408	589
Commercial Industrial and Warehouse lending | Financial Asset, Not Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Total past due loans	291,002	313,478
Commercial and industrial
Financing Receivable Recorded Investment Past Due [Line Items]
Total loans	292,410	314,067
Construction and development
Financing Receivable Recorded Investment Past Due [Line Items]
Total loans	317,484	377,135
Construction and development | Financing Receivables, 30 to 59 Days Past Due
Financing Receivable Recorded Investment Past Due [Line Items]
Total past due loans	7,976	258
Construction and development | Financing Receivables, 60 to 89 Days Past Due
Financing Receivable Recorded Investment Past Due [Line Items]
Total past due loans	0	73
Construction and development | Financing Receivables, Equal to or Greater than 90 Days Past Due
Financing Receivable Recorded Investment Past Due [Line Items]
Total past due loans	117	1,435
Construction and development | Financial Asset, Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Total past due loans	8,093	1,766
Construction and development | Financial Asset, Not Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Total past due loans	309,391	375,369
Commercial real estate
Financing Receivable Recorded Investment Past Due [Line Items]
Total loans	901,321	887,587
Commercial real estate | Financing Receivables, 30 to 59 Days Past Due
Financing Receivable Recorded Investment Past Due [Line Items]
Total past due loans	4,483	882
Commercial real estate | Financing Receivables, 60 to 89 Days Past Due
Financing Receivable Recorded Investment Past Due [Line Items]
Total past due loans	0	354
Commercial real estate | Financing Receivables, Equal to or Greater than 90 Days Past Due
Financing Receivable Recorded Investment Past Due [Line Items]
Total past due loans	0	6,708
Commercial real estate | Financial Asset, Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Total past due loans	5,695	7,944
Commercial real estate | Financial Asset, Not Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Total past due loans	895,626	879,643
Farmland
Financing Receivable Recorded Investment Past Due [Line Items]
Total loans	188,614	185,817
Farmland | Financing Receivables, 30 to 59 Days Past Due
Financing Receivable Recorded Investment Past Due [Line Items]
Total past due loans	1,937	129
Farmland | Financing Receivables, 60 to 89 Days Past Due
Financing Receivable Recorded Investment Past Due [Line Items]
Total past due loans	32	79
Farmland | Financing Receivables, Equal to or Greater than 90 Days Past Due
Financing Receivable Recorded Investment Past Due [Line Items]
Total past due loans	73	0
Farmland | Financial Asset, Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Total past due loans	2,042	208
Farmland | Financial Asset, Not Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Total past due loans	186,572	185,609
1-4 family residential
Financing Receivable Recorded Investment Past Due [Line Items]
Total loans	504,002	493,061
1-4 family residential | Financing Receivables, 30 to 59 Days Past Due
Financing Receivable Recorded Investment Past Due [Line Items]
Total past due loans	3,906	2,101
1-4 family residential | Financing Receivables, 60 to 89 Days Past Due
Financing Receivable Recorded Investment Past Due [Line Items]
Total past due loans	403	547
1-4 family residential | Financing Receivables, Equal to or Greater than 90 Days Past Due
Financing Receivable Recorded Investment Past Due [Line Items]
Total past due loans	670	572
1-4 family residential | Financial Asset, Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Total past due loans	4,979	3,220
1-4 family residential | Financial Asset, Not Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Total past due loans	499,023	489,841
Multi-family residential
Financing Receivable Recorded Investment Past Due [Line Items]
Total loans	42,720	45,147
Multi-family residential | Financing Receivables, 30 to 59 Days Past Due
Financing Receivable Recorded Investment Past Due [Line Items]
Total past due loans	0	0
Multi-family residential | Financing Receivables, 60 to 89 Days Past Due
Financing Receivable Recorded Investment Past Due [Line Items]
Total past due loans	0	0
Multi-family residential | Financing Receivables, Equal to or Greater than 90 Days Past Due
Financing Receivable Recorded Investment Past Due [Line Items]
Total past due loans	0	0
Multi-family residential | Financial Asset, Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Total past due loans	0	0
Multi-family residential | Financial Asset, Not Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Total past due loans	42,720	45,147
Consumer
Financing Receivable Recorded Investment Past Due [Line Items]
Total loans	58,294	61,394
Consumer | Financing Receivables, 30 to 59 Days Past Due
Financing Receivable Recorded Investment Past Due [Line Items]
Total past due loans	412	164
Consumer | Financing Receivables, 60 to 89 Days Past Due
Financing Receivable Recorded Investment Past Due [Line Items]
Total past due loans	129	118
Consumer | Financing Receivables, Equal to or Greater than 90 Days Past Due
Financing Receivable Recorded Investment Past Due [Line Items]
Total past due loans	118	70
Consumer | Financial Asset, Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Total past due loans	659	352
Consumer | Financial Asset, Not Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Total past due loans	57,635	61,042
Agricultural
Financing Receivable Recorded Investment Past Due [Line Items]
Total loans	13,076	13,686
Agricultural | Financing Receivables, 30 to 59 Days Past Due
Financing Receivable Recorded Investment Past Due [Line Items]
Total past due loans	79	37
Agricultural | Financing Receivables, 60 to 89 Days Past Due
Financing Receivable Recorded Investment Past Due [Line Items]
Total past due loans	1	10
Agricultural | Financing Receivables, Equal to or Greater than 90 Days Past Due
Financing Receivable Recorded Investment Past Due [Line Items]
Total past due loans	0	0
Agricultural | Financial Asset, Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Total past due loans	80	47
Agricultural | Financial Asset, Not Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Total past due loans	12,996	13,639
Overdrafts
Financing Receivable Recorded Investment Past Due [Line Items]
Total loans	328	282
Overdrafts | Financing Receivables, 30 to 59 Days Past Due
Financing Receivable Recorded Investment Past Due [Line Items]
Total past due loans	0	0
Overdrafts | Financing Receivables, 60 to 89 Days Past Due
Financing Receivable Recorded Investment Past Due [Line Items]
Total past due loans	0	0
Overdrafts | Financing Receivables, Equal to or Greater than 90 Days Past Due
Financing Receivable Recorded Investment Past Due [Line Items]
Total past due loans	0	0
Overdrafts | Financial Asset, Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Total past due loans	0	0
Overdrafts | Financial Asset, Not Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Total past due loans	$ 328	$ 282