Allowance for Credit Losses on Loans - Schedule of Allowance and Loans Individually and Collectively Evaluated for Impairment (Details) - USD ($) $ in Thousands	Sep. 30, 2025	Dec. 31, 2024	Sep. 30, 2024	Dec. 31, 2023
Financing Receivable, Allowance for Credit Loss, Additional Information [Abstract]
Allowance Individually Evaluated	$ 55,549	$ 5,136
Allowance Collectively Evaluated	30,164	29,675
Total Allowance for Credit Losses	85,713	34,811	$ 33,281	$ 30,926
Loans Individually Evaluated	182,354	108,948
Loans Collectively Evaluated	2,103,819	2,593,132
Total Loans before Unearned Income	2,286,173	2,702,080
Unearned Income	(6,432)	(8,300)
Total loans net of unearned income	2,279,741	2,693,780
Collateral Pledged
Financing Receivable, Allowance for Credit Loss, Additional Information [Abstract]
Loans Individually Evaluated	146,300
Real Estate:
Financing Receivable, Allowance for Credit Loss, Additional Information [Abstract]
Allowance Individually Evaluated	12,276	5,004
Allowance Collectively Evaluated	24,886	23,699
Total Allowance for Credit Losses	37,162	28,703	27,737	24,744
Loans Individually Evaluated	120,115	98,588
Loans Collectively Evaluated	1,724,523	2,042,785
Total Loans before Unearned Income	1,844,638	2,141,373
Real Estate: \| Construction & land development
Financing Receivable, Allowance for Credit Loss, Additional Information [Abstract]
Allowance Individually Evaluated	566	403
Allowance Collectively Evaluated	3,243	3,527
Total Allowance for Credit Losses	3,809	3,930	4,853	5,845
Loans Individually Evaluated	19,081	10,724
Loans Collectively Evaluated	212,075	319,324
Total Loans before Unearned Income	231,156	330,048
Real Estate: \| Farmland
Financing Receivable, Allowance for Credit Loss, Additional Information [Abstract]
Allowance Individually Evaluated	70	0
Allowance Collectively Evaluated	117	50
Total Allowance for Credit Losses	187	50	50	36
Loans Individually Evaluated	2,543	2,973
Loans Collectively Evaluated	29,142	33,018
Total Loans before Unearned Income	31,685	35,991
Real Estate: \| 1- 4 family
Financing Receivable, Allowance for Credit Loss, Additional Information [Abstract]
Allowance Individually Evaluated	857	430
Allowance Collectively Evaluated	11,009	8,813
Total Allowance for Credit Losses	11,866	9,243	7,717	6,653
Loans Individually Evaluated	7,867	3,174
Loans Collectively Evaluated	433,150	447,197
Total Loans before Unearned Income	441,017	450,371
Real Estate: \| Multifamily
Financing Receivable, Allowance for Credit Loss, Additional Information [Abstract]
Allowance Individually Evaluated	148	2,942
Allowance Collectively Evaluated	845	1,007
Total Allowance for Credit Losses	993	3,949	1,458	1,614
Loans Individually Evaluated	23,973	27,516
Loans Collectively Evaluated	113,609	137,605
Total Loans before Unearned Income	137,582	165,121
Real Estate: \| Non-farm non-residential
Financing Receivable, Allowance for Credit Loss, Additional Information [Abstract]
Allowance Individually Evaluated	10,635	1,229
Allowance Collectively Evaluated	9,672	10,302
Total Allowance for Credit Losses	20,307	11,531	13,659	10,596
Loans Individually Evaluated	66,651	54,201
Loans Collectively Evaluated	936,547	1,105,641
Total Loans before Unearned Income	1,003,198	1,159,842
Non-Real Estate:
Financing Receivable, Allowance for Credit Loss, Additional Information [Abstract]
Allowance Individually Evaluated	43,273	132
Allowance Collectively Evaluated	5,278	5,976
Total Allowance for Credit Losses	48,551	6,108	5,544	6,182
Loans Individually Evaluated	62,239	10,360
Loans Collectively Evaluated	379,296	550,347
Total Loans before Unearned Income	441,535	560,707
Non-Real Estate: \| Agricultural
Financing Receivable, Allowance for Credit Loss, Additional Information [Abstract]
Allowance Individually Evaluated	0	129
Allowance Collectively Evaluated	206	75
Total Allowance for Credit Losses	206	204	264	97
Loans Individually Evaluated	915	2,151
Loans Collectively Evaluated	43,822	38,571
Total Loans before Unearned Income	44,737	40,722
Non-Real Estate: \| Commercial and industrial
Financing Receivable, Allowance for Credit Loss, Additional Information [Abstract]
Allowance Individually Evaluated	3,534	3
Allowance Collectively Evaluated	2,062	1,991
Total Allowance for Credit Losses	5,596	1,994	1,598	2,711
Loans Individually Evaluated	8,403	5,194
Loans Collectively Evaluated	218,674	252,324
Total Loans before Unearned Income	227,077	257,518
Non-Real Estate: \| Commercial leases
Financing Receivable, Allowance for Credit Loss, Additional Information [Abstract]
Allowance Individually Evaluated	39,739	0
Allowance Collectively Evaluated	1,090	1,719
Total Allowance for Credit Losses	40,829	1,719	2,095	1,948
Loans Individually Evaluated	52,921	3,015
Loans Collectively Evaluated	82,037	217,185
Total Loans before Unearned Income	134,958	220,200
Non-Real Estate: \| Consumer and other
Financing Receivable, Allowance for Credit Loss, Additional Information [Abstract]
Allowance Individually Evaluated	0	0
Allowance Collectively Evaluated	960	1,337
Total Allowance for Credit Losses	960	1,337	1,587	1,426
Loans Individually Evaluated	0	0
Loans Collectively Evaluated	34,763	42,267
Total Loans before Unearned Income	34,763	42,267
Non-Real Estate: \| Unallocated
Financing Receivable, Allowance for Credit Loss, Additional Information [Abstract]
Allowance Individually Evaluated	0	0
Allowance Collectively Evaluated	960	854
Total Allowance for Credit Losses	960	854	$ 0	$ 0
Loans Individually Evaluated	0	0
Loans Collectively Evaluated	0	0
Total Loans before Unearned Income	$ 0	$ 0

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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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Amount of allowance for credit loss on financing receivable evaluated on collective basis. Excludes financing receivable evaluated on individual basis.

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Amount of allowance for credit loss on financing receivable evaluated on individual basis. Excludes financing receivable evaluated on collective basis.

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Amount of financing receivable collectively evaluated for credit loss. Excludes financing receivable individually evaluated for credit loss.

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Amount of fee received for commitment to originate or purchase financing receivable where likelihood of commitment being exercised is remote, to be recognized as service income.

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

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