LHFI and ACL, LHFI - Schedule of Amortized Cost Basis of Loans on Nonaccrual Status (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Financing Receivable Allowance For Credit Losses [Line Items]
Nonaccrual With No ACL	$ 27,092	$ 21,094
Total Nonaccrual	100,008	65,972
Loans Past Due 90 Days or More Still Accruing	5,790	3,929
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	2,020	137
Total Nonaccrual	2,642	1,902
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	946	482
Total Nonaccrual	6,518	3,957
Loans Past Due 90 Days or More Still Accruing	1,238	534
Secured by Nonfarm, Nonresidential Properties [Member] | Loans Secured by Real Estate [Member]
Financing Receivable Allowance For Credit Losses [Line Items]
Nonaccrual With No ACL	20,812	4,841
Total Nonaccrual	23,061	6,957
Loans Past Due 90 Days or More Still Accruing	54
Other Real Estate Secured [Member] | Loans Secured by Real Estate [Member]
Financing Receivable Allowance For Credit Losses [Line Items]
Nonaccrual With No ACL		0
Total Nonaccrual	158	231
Loans Past Due 90 Days or More Still Accruing	106
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	3,235	1,193
Total Nonaccrual	43,815	19,775
Loans Past Due 90 Days or More Still Accruing	3,740	3,118
Commercial and Industrial Loans [Member]
Financing Receivable Allowance For Credit Losses [Line Items]
Nonaccrual With No ACL	79	14,441
Total Nonaccrual	22,303	25,102
Loans Past Due 90 Days or More Still Accruing	24
Consumer Loans [Member]
Financing Receivable Allowance For Credit Losses [Line Items]
Total Nonaccrual	243	181
Loans Past Due 90 Days or More Still Accruing	628	277
Other Commercial Loans [Member]
Financing Receivable Allowance For Credit Losses [Line Items]
Nonaccrual With No ACL		0
Total Nonaccrual		247
Other Commercial Loans and Leases Financing Receivable [Member]
Financing Receivable Allowance For Credit Losses [Line Items]
Total Nonaccrual	1,206
Loans Past Due 90 Days or More Still Accruing	0
Other construction [Member] | Other Loans Secured by Real Estate [Member]
Financing Receivable Allowance For Credit Losses [Line Items]
Nonaccrual With No ACL	0
Total Nonaccrual	$ 62	$ 7,620