LHFI and ACL, LHFI - Past Due Modifications Related To Loans Held For Investment (Details) - Troubled Debt Restructurings [Member] - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Financing Receivable Modifications [Line Items]
Total		$ 1,122		$ 1,998
30 Days or More Past Due [Member]
Financing Receivable Modifications [Line Items]
Total		60		60
Past Due 60 to 89 Days [Member]
Financing Receivable Modifications [Line Items]
Total		19		19
Past Due
Financing Receivable Modifications [Line Items]
Total		79		79
Current Loans
Financing Receivable Modifications [Line Items]
Total		1,043		1,919
Other Secured by 1-4 Family Residential Properties [Member] | Loans Secured by Real Estate [Member]
Financing Receivable Modifications [Line Items]
Total	$ 493	401	$ 1,891	401
Other Secured by 1-4 Family Residential Properties [Member] | Loans Secured by Real Estate [Member] | 30 Days or More Past Due [Member]
Financing Receivable Modifications [Line Items]
Total	0	38	540	38
Other Secured by 1-4 Family Residential Properties [Member] | Loans Secured by Real Estate [Member] | Past Due 60 to 89 Days [Member]
Financing Receivable Modifications [Line Items]
Total	0	19	0	19
Other Secured by 1-4 Family Residential Properties [Member] | Loans Secured by Real Estate [Member] | Past Due
Financing Receivable Modifications [Line Items]
Total	0	57	540	57
Other Secured by 1-4 Family Residential Properties [Member] | Loans Secured by Real Estate [Member] | Current Loans
Financing Receivable Modifications [Line Items]
Total	$ 493	344	$ 1,351	344
Secured by Nonfarm, Nonresidential Properties [Member] | Loans Secured by Real Estate [Member]
Financing Receivable Modifications [Line Items]
Total				384
Secured by Nonfarm, Nonresidential Properties [Member] | Loans Secured by Real Estate [Member] | 30 Days or More Past Due [Member]
Financing Receivable Modifications [Line Items]
Total				0
Secured by Nonfarm, Nonresidential Properties [Member] | Loans Secured by Real Estate [Member] | Past Due 60 to 89 Days [Member]
Financing Receivable Modifications [Line Items]
Total				0
Secured by Nonfarm, Nonresidential Properties [Member] | Loans Secured by Real Estate [Member] | Past Due
Financing Receivable Modifications [Line Items]
Total				0
Secured by Nonfarm, Nonresidential Properties [Member] | Loans Secured by Real Estate [Member] | Current Loans
Financing Receivable Modifications [Line Items]
Total				384
Secured by 1-4 Family Residential Properties [Member] | Other Loans Secured by Real Estate [Member]
Financing Receivable Modifications [Line Items]
Total		276		768
Secured by 1-4 Family Residential Properties [Member] | Other Loans Secured by Real Estate [Member] | 30 Days or More Past Due [Member]
Financing Receivable Modifications [Line Items]
Total		0		0
Secured by 1-4 Family Residential Properties [Member] | Other Loans Secured by Real Estate [Member] | Past Due 60 to 89 Days [Member]
Financing Receivable Modifications [Line Items]
Total		0		0
Secured by 1-4 Family Residential Properties [Member] | Other Loans Secured by Real Estate [Member] | Past Due
Financing Receivable Modifications [Line Items]
Total		0		0
Secured by 1-4 Family Residential Properties [Member] | Other Loans Secured by Real Estate [Member] | Current Loans
Financing Receivable Modifications [Line Items]
Total		276		768
Commercial and Industrial Loans [Member]
Financing Receivable Modifications [Line Items]
Total		255		255
Commercial and Industrial Loans [Member] | 30 Days or More Past Due [Member]
Financing Receivable Modifications [Line Items]
Total		0		0
Commercial and Industrial Loans [Member] | Past Due 60 to 89 Days [Member]
Financing Receivable Modifications [Line Items]
Total		0		0
Commercial and Industrial Loans [Member] | Past Due
Financing Receivable Modifications [Line Items]
Total		0		0
Commercial and Industrial Loans [Member] | Current Loans
Financing Receivable Modifications [Line Items]
Total		255		255
Consumer Loans [Member]
Financing Receivable Modifications [Line Items]
Total		42		42
Consumer Loans [Member] | 30 Days or More Past Due [Member]
Financing Receivable Modifications [Line Items]
Total		22		22
Consumer Loans [Member] | Past Due 60 to 89 Days [Member]
Financing Receivable Modifications [Line Items]
Total		0		0
Consumer Loans [Member] | Past Due
Financing Receivable Modifications [Line Items]
Total		22		22
Consumer Loans [Member] | Current Loans
Financing Receivable Modifications [Line Items]
Total		20		20
Other Commercial Loans and Leases [Member]
Financing Receivable Modifications [Line Items]
Total		148		148
Other Commercial Loans and Leases [Member] | 30 Days or More Past Due [Member]
Financing Receivable Modifications [Line Items]
Total		0		0
Other Commercial Loans and Leases [Member] | Past Due 60 to 89 Days [Member]
Financing Receivable Modifications [Line Items]
Total		0		0
Other Commercial Loans and Leases [Member] | Past Due
Financing Receivable Modifications [Line Items]
Total		0		0
Other Commercial Loans and Leases [Member] | Current Loans
Financing Receivable Modifications [Line Items]
Total		$ 148		$ 148