Allowance for Credit Losses - Recorded Investments in Nonperforming Loans (Details) - Nonperforming Loans - USD ($) $ in Thousands	Sep. 30, 2025	Dec. 31, 2024
Aging of recorded investment in loans by past due category and class of loans
Loans Past Due Over 90 Days and Greater Still Accruing	$ 1,847	$ 1,888
Non-accrual	17,470	11,479
Nonaccrual With No Allowance For Credit Loss	949	4,434
Commercial & Industrial | Commercial
Aging of recorded investment in loans by past due category and class of loans
Loans Past Due Over 90 Days and Greater Still Accruing		43
Non-accrual	5,652	2,092
Nonaccrual With No Allowance For Credit Loss	418
Farmland | Commercial
Aging of recorded investment in loans by past due category and class of loans
Loans Past Due Over 90 Days and Greater Still Accruing	177
Non-accrual		1,047
Nonaccrual With No Allowance For Credit Loss		806
Non Farm, Non Residential | Commercial
Aging of recorded investment in loans by past due category and class of loans
Non-accrual	1,979	1,733
Nonaccrual With No Allowance For Credit Loss	72	897
Agriculture | Commercial
Aging of recorded investment in loans by past due category and class of loans
Loans Past Due Over 90 Days and Greater Still Accruing	29
Non-accrual	867	644
Nonaccrual With No Allowance For Credit Loss		623
All Other Commercial | Commercial
Aging of recorded investment in loans by past due category and class of loans
Non-accrual	1,640	1,181
Nonaccrual With No Allowance For Credit Loss	143	1,116
First Liens | Residential
Aging of recorded investment in loans by past due category and class of loans
Loans Past Due Over 90 Days and Greater Still Accruing	919	459
Non-accrual	907	1,464
Nonaccrual With No Allowance For Credit Loss	84	694
Home Equity | Residential
Aging of recorded investment in loans by past due category and class of loans
Loans Past Due Over 90 Days and Greater Still Accruing	227	822
Non-accrual	462	107
Junior Liens | Residential
Aging of recorded investment in loans by past due category and class of loans
Loans Past Due Over 90 Days and Greater Still Accruing	189	243
Non-accrual	47	85
Nonaccrual With No Allowance For Credit Loss		27
Multifamily | Residential
Aging of recorded investment in loans by past due category and class of loans
Loans Past Due Over 90 Days and Greater Still Accruing	232	321
Non-accrual	267	291
Nonaccrual With No Allowance For Credit Loss	212	225
All Other Residential | Residential
Aging of recorded investment in loans by past due category and class of loans
Loans Past Due Over 90 Days and Greater Still Accruing	74
Non-accrual	2,884	103
Nonaccrual With No Allowance For Credit Loss	20	46
Motor Vehicle | Consumer
Aging of recorded investment in loans by past due category and class of loans
Non-accrual	2,564	2,364
All Other Consumer | Consumer
Aging of recorded investment in loans by past due category and class of loans
Non-accrual	$ 201	$ 368