LHFI and ACL, LHFI - Schedule of Amortized Cost Basis of Loans on Nonaccrual Status (Details) - USD ($) $ in Thousands	Jun. 30, 2026	Dec. 31, 2025
Financing Receivable Allowance For Credit Losses [Line Items]
Nonaccrual With No ACL	$ 3,783	$ 7,533
Total Nonaccrual	49,658	84,391
Loans Past Due 90 Days or More Still Accruing	3,065	5,097
Construction, Land Development and Other Land [Member] \| Loans Secured by Real Estate [Member]
Financing Receivable Allowance For Credit Losses [Line Items]
Nonaccrual With No ACL	150	156
Total Nonaccrual	252	355
Other Secured by 1-4 Family Residential Properties [Member] \| Loans Secured by Real Estate [Member]
Financing Receivable Allowance For Credit Losses [Line Items]
Nonaccrual With No ACL	931	715
Total Nonaccrual	9,672	8,991
Loans Past Due 90 Days or More Still Accruing	620	520
Secured by Nonfarm, Nonresidential Properties [Member] \| Loans Secured by Real Estate [Member]
Financing Receivable Allowance For Credit Losses [Line Items]
Nonaccrual With No ACL	1,384	2,105
Total Nonaccrual	10,515	5,579
Other Real Estate Secured [Member] \| Loans Secured by Real Estate [Member]
Financing Receivable Allowance For Credit Losses [Line Items]
Nonaccrual With No ACL	234	234
Total Nonaccrual	234	399
Secured by 1-4 Family Residential Properties [Member] \| Other Loans Secured by Real Estate [Member]
Financing Receivable Allowance For Credit Losses [Line Items]
Nonaccrual With No ACL	0	3,414
Total Nonaccrual	5,844	64,293
Loans Past Due 90 Days or More Still Accruing	1,960	3,133
Commercial and Industrial Loans [Member]
Financing Receivable Allowance For Credit Losses [Line Items]
Nonaccrual With No ACL	320	145
Total Nonaccrual	21,543	3,615
Consumer Loans [Member]
Financing Receivable Allowance For Credit Losses [Line Items]
Total Nonaccrual	348	385
Loans Past Due 90 Days or More Still Accruing	485	449
State and Other Political Subdivision Loans [Member]
Financing Receivable Allowance For Credit Losses [Line Items]
Loans Past Due 90 Days or More Still Accruing		995
Other Commercial Loans and Leases [Member]
Financing Receivable Allowance For Credit Losses [Line Items]
Nonaccrual With No ACL	764	764
Total Nonaccrual	$ 1,250	$ 774