LOANS RECEIVABLE AND ALLOWANCE FOR CREDIT LOSSES - Schedule of Risk Rating (Details) - USD ($) $ in Thousands	6 Months Ended	12 Months Ended
Jun. 30, 2025	Dec. 31, 2024
Financing Receivable, Credit Quality Indicator [Line Items]
Total	$ 4,733,420	$ 4,608,956
Pass
Financing Receivable, Credit Quality Indicator [Line Items]
Total	3,149,113	3,022,059
Special mention
Financing Receivable, Credit Quality Indicator [Line Items]
Total	21,693	15,824
Substandard
Financing Receivable, Credit Quality Indicator [Line Items]
Total	110,216	129,830
Farmland
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	1,830	435
One fiscal year before current year	294	3,165
Two fiscal years before current year	1,594	12,023
Three fiscal years before current year	11,536	6,477
Four fiscal years before current year	6,276	1,436
More than four fiscal years before current year	7,276	7,153
Revolving Loans Amortized Cost Basis	281	410
Revolving Loans Converted to Term	0	0
Total	29,087	31,099
Current period gross write offs
Current fiscal year, writeoff	0	0
One fiscal year before current year writeoff	0	0
Two fiscal years before current year writeoff	0	0
Three fiscal years before current year, writeoff	0	0
Four fiscal years before current year, writeoff	0	0
More than four fiscal years before current year, writeoff	0	0
Revolving Loans Amortized Cost Basis	0	0
Revolving Loans Converted to Term	0	0
Total	0	0
Farmland \| Pass
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	1,830	265
One fiscal year before current year	128	3,165
Two fiscal years before current year	1,594	6,756
Three fiscal years before current year	6,594	6,477
Four fiscal years before current year	6,276	1,436
More than four fiscal years before current year	6,796	6,662
Revolving Loans Amortized Cost Basis	281	410
Revolving Loans Converted to Term	0	0
Total	23,499	25,171
Farmland \| Special mention
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	0	0
One fiscal year before current year	0	0
Two fiscal years before current year	0	5,267
Three fiscal years before current year	0	0
Four fiscal years before current year	0	0
More than four fiscal years before current year	0	0
Revolving Loans Amortized Cost Basis	0	0
Revolving Loans Converted to Term	0	0
Total	0	5,267
Farmland \| Substandard
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	0	170
One fiscal year before current year	166	0
Two fiscal years before current year	0	0
Three fiscal years before current year	4,942	0
Four fiscal years before current year	0	0
More than four fiscal years before current year	480	491
Revolving Loans Amortized Cost Basis	0	0
Revolving Loans Converted to Term	0	0
Total	5,588	661
Owner-occupied, nonfarm nonresidential properties
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	29,343	88,873
One fiscal year before current year	91,290	63,723
Two fiscal years before current year	60,346	119,350
Three fiscal years before current year	110,237	99,419
Four fiscal years before current year	92,799	39,931
More than four fiscal years before current year	122,203	92,283
Revolving Loans Amortized Cost Basis	14,504	11,629
Revolving Loans Converted to Term	0	0
Total	520,722	515,208
Current period gross write offs
Current fiscal year, writeoff	0	0
One fiscal year before current year writeoff	0	0
Two fiscal years before current year writeoff	0	750
Three fiscal years before current year, writeoff	1,516	0
Four fiscal years before current year, writeoff	0	0
More than four fiscal years before current year, writeoff	0	698
Revolving Loans Amortized Cost Basis	0	0
Revolving Loans Converted to Term	0	0
Total	1,516	1,448
Owner-occupied, nonfarm nonresidential properties \| Pass
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	29,289	74,692
One fiscal year before current year	76,582	62,609
Two fiscal years before current year	57,787	114,980
Three fiscal years before current year	109,727	98,469
Four fiscal years before current year	91,857	39,931
More than four fiscal years before current year	120,638	90,249
Revolving Loans Amortized Cost Basis	13,581	10,868
Revolving Loans Converted to Term	0	0
Total	499,461	491,798
Owner-occupied, nonfarm nonresidential properties \| Special mention
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	54	0
One fiscal year before current year	0	0
Two fiscal years before current year	612	0
Three fiscal years before current year	241	254
Four fiscal years before current year	246	0
More than four fiscal years before current year	443	527
Revolving Loans Amortized Cost Basis	751	508
Revolving Loans Converted to Term	0	0
Total	2,347	1,289
Owner-occupied, nonfarm nonresidential properties \| Substandard
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	0	14,181
One fiscal year before current year	14,708	1,114
Two fiscal years before current year	1,947	4,370
Three fiscal years before current year	269	696
Four fiscal years before current year	696	0
More than four fiscal years before current year	1,122	1,507
Revolving Loans Amortized Cost Basis	172	253
Revolving Loans Converted to Term	0	0
Total	18,914	22,121
Agricultural production and other loans to farmers
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	86	5,072
One fiscal year before current year	4,910	473
Two fiscal years before current year	442	18
Three fiscal years before current year	10	26
Four fiscal years before current year	12	40
More than four fiscal years before current year	174	148
Revolving Loans Amortized Cost Basis	610	715
Revolving Loans Converted to Term	0	0
Total	6,244	6,492
Current period gross write offs
Current fiscal year, writeoff	0	0
One fiscal year before current year writeoff	0	0
Two fiscal years before current year writeoff	0	0
Three fiscal years before current year, writeoff	0	0
Four fiscal years before current year, writeoff	0	0
More than four fiscal years before current year, writeoff	0	0
Revolving Loans Amortized Cost Basis	0	0
Revolving Loans Converted to Term	0	0
Total	0	0
Agricultural production and other loans to farmers \| Pass
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	86	5,072
One fiscal year before current year	4,910	473
Two fiscal years before current year	442	18
Three fiscal years before current year	10	26
Four fiscal years before current year	12	40
More than four fiscal years before current year	174	148
Revolving Loans Amortized Cost Basis	610	715
Revolving Loans Converted to Term	0	0
Total	6,244	6,492
Agricultural production and other loans to farmers \| Special mention
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	0	0
One fiscal year before current year	0	0
Two fiscal years before current year	0	0
Three fiscal years before current year	0	0
Four fiscal years before current year	0	0
More than four fiscal years before current year	0	0
Revolving Loans Amortized Cost Basis	0	0
Revolving Loans Converted to Term	0	0
Total	0	0
Agricultural production and other loans to farmers \| Substandard
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	0	0
One fiscal year before current year	0	0
Two fiscal years before current year	0	0
Three fiscal years before current year	0	0
Four fiscal years before current year	0	0
More than four fiscal years before current year	0	0
Revolving Loans Amortized Cost Basis	0	0
Revolving Loans Converted to Term	0	0
Total	0	0
Commercial and Industrial
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	71,928	149,421
One fiscal year before current year	114,750	49,280
Two fiscal years before current year	34,706	115,740
Three fiscal years before current year	96,864	65,531
Four fiscal years before current year	51,251	24,621
More than four fiscal years before current year	40,183	20,738
Revolving Loans Amortized Cost Basis	300,214	293,444
Revolving Loans Converted to Term	0	0
Total	709,896	718,775
Current period gross write offs
Current fiscal year, writeoff	0	0
One fiscal year before current year writeoff	0	301
Two fiscal years before current year writeoff	32	116
Three fiscal years before current year, writeoff	0	537
Four fiscal years before current year, writeoff	25	1
More than four fiscal years before current year, writeoff	0	43
Revolving Loans Amortized Cost Basis	637	1,428
Revolving Loans Converted to Term	30	0
Total	724	2,426
Commercial and Industrial \| Pass
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	69,485	148,569
One fiscal year before current year	114,292	44,080
Two fiscal years before current year	31,212	104,613
Three fiscal years before current year	83,703	63,646
Four fiscal years before current year	48,492	24,511
More than four fiscal years before current year	38,440	18,771
Revolving Loans Amortized Cost Basis	258,549	249,949
Revolving Loans Converted to Term	0	0
Total	644,173	654,139
Commercial and Industrial \| Special mention
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	0	7
One fiscal year before current year	252	55
Two fiscal years before current year	65	139
Three fiscal years before current year	2,238	424
Four fiscal years before current year	1,621	61
More than four fiscal years before current year	35	32
Revolving Loans Amortized Cost Basis	3,216	3,603
Revolving Loans Converted to Term	0	0
Total	7,427	4,321
Commercial and Industrial \| Substandard
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	2,443	845
One fiscal year before current year	206	5,145
Two fiscal years before current year	3,429	10,988
Three fiscal years before current year	10,923	1,461
Four fiscal years before current year	1,138	49
More than four fiscal years before current year	1,708	1,935
Revolving Loans Amortized Cost Basis	38,449	39,892
Revolving Loans Converted to Term	0	0
Total	58,296	60,315
Obligations (other than securities and leases) of states and political subdivisions
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	1,567	7,999
One fiscal year before current year	6,225	24,754
Two fiscal years before current year	23,748	15,756
Three fiscal years before current year	15,228	30,419
Four fiscal years before current year	29,753	11,411
More than four fiscal years before current year	53,240	45,882
Revolving Loans Amortized Cost Basis	4,301	4,209
Revolving Loans Converted to Term	0	0
Total	134,062	140,430
Current period gross write offs
Current fiscal year, writeoff	0	0
One fiscal year before current year writeoff	0	0
Two fiscal years before current year writeoff	0	0
Three fiscal years before current year, writeoff	0	0
Four fiscal years before current year, writeoff	0	0
More than four fiscal years before current year, writeoff	0	0
Revolving Loans Amortized Cost Basis	0	0
Revolving Loans Converted to Term	0	0
Total	0	0
Obligations (other than securities and leases) of states and political subdivisions \| Pass
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	1,567	7,999
One fiscal year before current year	6,225	24,754
Two fiscal years before current year	23,748	15,756
Three fiscal years before current year	15,228	30,419
Four fiscal years before current year	29,753	11,411
More than four fiscal years before current year	53,240	45,882
Revolving Loans Amortized Cost Basis	4,301	4,209
Revolving Loans Converted to Term	0	0
Total	134,062	140,430
Obligations (other than securities and leases) of states and political subdivisions \| Special mention
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	0	0
One fiscal year before current year	0	0
Two fiscal years before current year	0	0
Three fiscal years before current year	0	0
Four fiscal years before current year	0	0
More than four fiscal years before current year	0	0
Revolving Loans Amortized Cost Basis	0	0
Revolving Loans Converted to Term	0	0
Total	0	0
Obligations (other than securities and leases) of states and political subdivisions \| Substandard
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	0	0
One fiscal year before current year	0	0
Two fiscal years before current year	0	0
Three fiscal years before current year	0	0
Four fiscal years before current year	0	0
More than four fiscal years before current year	0	0
Revolving Loans Amortized Cost Basis	0	0
Revolving Loans Converted to Term	0	0
Total	0	0
Other loans
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	21,100	2,134
One fiscal year before current year	1,441	3,382
Two fiscal years before current year	3,341	12,291
Three fiscal years before current year	12,134	4,602
Four fiscal years before current year	4,548	1,341
More than four fiscal years before current year	1,454	274
Revolving Loans Amortized Cost Basis	2,662	4,086
Revolving Loans Converted to Term	0	0
Total	46,680	28,110
Current period gross write offs
Current fiscal year, writeoff	0	0
One fiscal year before current year writeoff	0	0
Two fiscal years before current year writeoff	0	0
Three fiscal years before current year, writeoff	0	0
Four fiscal years before current year, writeoff	0	0
More than four fiscal years before current year, writeoff	0	0
Revolving Loans Amortized Cost Basis	0	0
Revolving Loans Converted to Term	0	0
Total	0	0
Other loans \| Pass
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	21,100	2,134
One fiscal year before current year	1,441	3,382
Two fiscal years before current year	3,341	12,291
Three fiscal years before current year	12,134	4,602
Four fiscal years before current year	4,548	1,341
More than four fiscal years before current year	1,454	274
Revolving Loans Amortized Cost Basis	1,812	4,086
Revolving Loans Converted to Term	0	0
Total	45,830	28,110
Other loans \| Special mention
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	0	0
One fiscal year before current year	0	0
Two fiscal years before current year	0	0
Three fiscal years before current year	0	0
Four fiscal years before current year	0	0
More than four fiscal years before current year	0	0
Revolving Loans Amortized Cost Basis	850	0
Revolving Loans Converted to Term	0	0
Total	850	0
Other loans \| Substandard
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	0	0
One fiscal year before current year	0	0
Two fiscal years before current year	0	0
Three fiscal years before current year	0	0
Four fiscal years before current year	0	0
More than four fiscal years before current year	0	0
Revolving Loans Amortized Cost Basis	0	0
Revolving Loans Converted to Term	0	0
Total	0	0
Other construction loans and all land development and other land loans
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	65,576	112,919
One fiscal year before current year	94,544	58,596
Two fiscal years before current year	44,067	99,268
Three fiscal years before current year	82,259	3,141
Four fiscal years before current year	2,869	749
More than four fiscal years before current year	3,434	3,321
Revolving Loans Amortized Cost Basis	5,288	4,918
Revolving Loans Converted to Term	0	0
Total	298,037	282,912
Current period gross write offs
Current fiscal year, writeoff	0	0
One fiscal year before current year writeoff	0	0
Two fiscal years before current year writeoff	0	0
Three fiscal years before current year, writeoff	0	0
Four fiscal years before current year, writeoff	0	0
More than four fiscal years before current year, writeoff	0	0
Revolving Loans Amortized Cost Basis	0	0
Revolving Loans Converted to Term	0	11
Total	0	11
Other construction loans and all land development and other land loans \| Pass
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	55,463	112,919
One fiscal year before current year	94,544	58,596
Two fiscal years before current year	44,067	99,268
Three fiscal years before current year	82,259	3,141
Four fiscal years before current year	2,869	749
More than four fiscal years before current year	2,033	1,875
Revolving Loans Amortized Cost Basis	5,288	4,918
Revolving Loans Converted to Term	0	0
Total	286,523	281,466
Other construction loans and all land development and other land loans \| Special mention
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	10,113	0
One fiscal year before current year	0	0
Two fiscal years before current year	0	0
Three fiscal years before current year	0	0
Four fiscal years before current year	0	0
More than four fiscal years before current year	0	0
Revolving Loans Amortized Cost Basis	0	0
Revolving Loans Converted to Term	0	0
Total	10,113	0
Other construction loans and all land development and other land loans \| Substandard
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	0	0
One fiscal year before current year	0	0
Two fiscal years before current year	0	0
Three fiscal years before current year	0	0
Four fiscal years before current year	0	0
More than four fiscal years before current year	1,401	1,446
Revolving Loans Amortized Cost Basis	0	0
Revolving Loans Converted to Term	0	0
Total	1,401	1,446
Multifamily (5 or more) residential properties
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	114,694	46,905
One fiscal year before current year	43,261	51,987
Two fiscal years before current year	56,293	194,386
Three fiscal years before current year	169,191	67,500
Four fiscal years before current year	50,892	23,407
More than four fiscal years before current year	40,112	25,037
Revolving Loans Amortized Cost Basis	2,544	1,924
Revolving Loans Converted to Term	0	0
Total	476,987	411,146
Current period gross write offs
Current fiscal year, writeoff	0	0
One fiscal year before current year writeoff	0	0
Two fiscal years before current year writeoff	0	0
Three fiscal years before current year, writeoff	1,072	0
Four fiscal years before current year, writeoff	0	0
More than four fiscal years before current year, writeoff	0	0
Revolving Loans Amortized Cost Basis	0	0
Revolving Loans Converted to Term	0	0
Total	1,072	0
Multifamily (5 or more) residential properties \| Pass
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	108,929	46,905
One fiscal year before current year	43,072	49,880
Two fiscal years before current year	56,094	173,994
Three fiscal years before current year	169,191	67,500
Four fiscal years before current year	50,892	20,706
More than four fiscal years before current year	40,112	25,037
Revolving Loans Amortized Cost Basis	2,544	1,924
Revolving Loans Converted to Term	0	0
Total	470,834	385,946
Multifamily (5 or more) residential properties \| Special mention
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	0	0
One fiscal year before current year	0	0
Two fiscal years before current year	0	0
Three fiscal years before current year	0	0
Four fiscal years before current year	0	0
More than four fiscal years before current year	0	0
Revolving Loans Amortized Cost Basis	0	0
Revolving Loans Converted to Term	0	0
Total	0	0
Multifamily (5 or more) residential properties \| Substandard
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	5,765	0
One fiscal year before current year	189	2,107
Two fiscal years before current year	199	20,392
Three fiscal years before current year	0	0
Four fiscal years before current year	0	2,701
More than four fiscal years before current year	0	0
Revolving Loans Amortized Cost Basis	0	0
Revolving Loans Converted to Term	0	0
Total	6,153	25,200
Non-owner occupied, nonfarm nonresidential properties
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	51,144	154,514
One fiscal year before current year	157,283	190,885
Two fiscal years before current year	194,335	320,948
Three fiscal years before current year	326,854	185,624
Four fiscal years before current year	179,086	43,534
More than four fiscal years before current year	142,472	129,806
Revolving Loans Amortized Cost Basis	8,133	8,230
Revolving Loans Converted to Term	0	0
Total	1,059,307	1,033,541
Current period gross write offs
Current fiscal year, writeoff	0	0
One fiscal year before current year writeoff	0	0
Two fiscal years before current year writeoff	0	33
Three fiscal years before current year, writeoff	0	296
Four fiscal years before current year, writeoff	0	0
More than four fiscal years before current year, writeoff	0	625
Revolving Loans Amortized Cost Basis	0	20
Revolving Loans Converted to Term	0	0
Total	0	974
Non-owner occupied, nonfarm nonresidential properties \| Pass
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	51,144	141,083
One fiscal year before current year	143,975	190,123
Two fiscal years before current year	193,582	320,047
Three fiscal years before current year	326,182	183,621
Four fiscal years before current year	179,086	38,309
More than four fiscal years before current year	136,802	127,515
Revolving Loans Amortized Cost Basis	7,716	7,809
Revolving Loans Converted to Term	0	0
Total	1,038,487	1,008,507
Non-owner occupied, nonfarm nonresidential properties \| Special mention
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	0	1,962
One fiscal year before current year	0	0
Two fiscal years before current year	0	212
Three fiscal years before current year	209	2,003
Four fiscal years before current year	0	0
More than four fiscal years before current year	330	349
Revolving Loans Amortized Cost Basis	417	421
Revolving Loans Converted to Term	0	0
Total	956	4,947
Non-owner occupied, nonfarm nonresidential properties \| Substandard
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	0	11,469
One fiscal year before current year	13,308	762
Two fiscal years before current year	753	689
Three fiscal years before current year	463	0
Four fiscal years before current year	0	5,225
More than four fiscal years before current year	5,340	1,942
Revolving Loans Amortized Cost Basis	0	0
Revolving Loans Converted to Term	0	0
Total	$ 19,864	$ 20,087

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- Definition

Amount of writeoff of financing receivable, charged against allowance for credit loss.

+ References

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-Name Accounting Standards Codification
-Section 50
-Paragraph 13
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Reference 2: http://fasb.org/us-gaap/role/ref/otherTransitionRef
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Reference 3: http://www.xbrl.org/2003/role/exampleRef
-Topic 326
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-Section 55
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Reference 4: http://www.xbrl.org/2003/role/disclosureRef
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-SubTopic 20
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-Section 50
-Paragraph 6
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479319/326-20-50-6

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- Definition

Amortized cost excluding accrued interest, before allowance for credit loss, of financing receivable. Excludes net investment in lease.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479344/326-20-45-1

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
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-Name Accounting Standards Codification
-Section 50
-Paragraph 3B
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479319/326-20-50-3B

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
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-Name Accounting Standards Codification
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-Paragraph 5
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- Definition

Amortized cost excluding accrued interest, of financing receivable originated more than five years prior to current fiscal year. Excludes net investment in lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 55
-Paragraph 79
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479294/326-20-55-79

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
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-Name Accounting Standards Codification
-Section 50
-Paragraph 6
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-URI https://asc.fasb.org/1943274/2147479319/326-20-50-6

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