Allowance for Credit Losses - Recorded Investments in Nonperforming Loans (Details) - Nonperforming Loans - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023
Aging of recorded investment in loans by past due category and class of loans
Loans Past Due Over 90 Day Still Accruing	$ 1,430	$ 988
Non-accrual	22,857	23,596
Nonaccrual With No Allowance For Credit Loss	4,231	5,575
Commercial & Industrial | Commercial
Aging of recorded investment in loans by past due category and class of loans
Loans Past Due Over 90 Day Still Accruing	397	5
Non-accrual	14,290	13,971
Nonaccrual With No Allowance For Credit Loss	63	860
Farmland | Commercial
Aging of recorded investment in loans by past due category and class of loans
Non-accrual	1,219	1,221
Nonaccrual With No Allowance For Credit Loss	1,201	1,201
Non Farm, Non Residential | Commercial
Aging of recorded investment in loans by past due category and class of loans
Non-accrual	1,145	995
Nonaccrual With No Allowance For Credit Loss	697	1,011
Agriculture | Commercial
Aging of recorded investment in loans by past due category and class of loans
Non-accrual	935	1,147
Nonaccrual With No Allowance For Credit Loss	893	1,103
All Other Commercial | Commercial
Aging of recorded investment in loans by past due category and class of loans
Non-accrual	1,021	1,046
Nonaccrual With No Allowance For Credit Loss	1,004	1,027
First Liens | Residential
Aging of recorded investment in loans by past due category and class of loans
Loans Past Due Over 90 Day Still Accruing	620	620
Non-accrual	827	960
Home Equity | Residential
Aging of recorded investment in loans by past due category and class of loans
Loans Past Due Over 90 Day Still Accruing	124	32
Non-accrual	68	68
Junior Liens | Residential
Aging of recorded investment in loans by past due category and class of loans
Loans Past Due Over 90 Day Still Accruing	209	239
Non-accrual	111	67
Multifamily | Residential
Aging of recorded investment in loans by past due category and class of loans
Loans Past Due Over 90 Day Still Accruing	20	47
Non-accrual	429	543
Nonaccrual With No Allowance For Credit Loss	373	373
All Other Residential | Residential
Aging of recorded investment in loans by past due category and class of loans
Loans Past Due Over 90 Day Still Accruing	60
Non-accrual	405	427
Motor Vehicle | Consumer
Aging of recorded investment in loans by past due category and class of loans
Loans Past Due Over 90 Day Still Accruing		45
Non-accrual	2,166	2,933
All Other Consumer | Consumer
Aging of recorded investment in loans by past due category and class of loans
Non-accrual	$ 241	$ 218