LHFI and ACL, LHFI - Impact of Modifications Classified as Troubled Debt Restructurings (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]
Amortized Cost Basis	$ 493	$ 750	$ 1,891	$ 1,626
Pre-Modification Outstanding Recorded Investment		372		372
Post-Modification Outstanding Recorded Investment		$ 1,122		$ 1,998
% of Total Class of Loan	0.00%	0.01%	0.01%	0.02%
Other Secured by 1-4 Family Residential Properties [Member] \| Loans Secured by Real Estate [Member]
Financing Receivable Modifications [Line Items]
Amortized Cost Basis	$ 493	$ 401	$ 1,891	$ 401
Post-Modification Outstanding Recorded Investment	$ 493	$ 401	$ 1,891	$ 401
% of Total Class of Loan	0.08%	0.07%	0.29%	0.07%
Secured by Nonfarm, Nonresidential Properties [Member] \| Loans Secured by Real Estate [Member]
Financing Receivable Modifications [Line Items]
Amortized Cost Basis				$ 384
Post-Modification Outstanding Recorded Investment				$ 384
% of Total Class of Loan				0.01%
Secured by 1-4 Family Residential Properties [Member] \| Other Loans Secured by Real Estate [Member]
Financing Receivable Modifications [Line Items]
Amortized Cost Basis		$ 276		$ 768
Post-Modification Outstanding Recorded Investment		$ 276		$ 768
% of Total Class of Loan		0.01%		0.03%
Commercial and Industrial Loans [Member]
Financing Receivable Modifications [Line Items]
Pre-Modification Outstanding Recorded Investment		$ 255		$ 255
Post-Modification Outstanding Recorded Investment		$ 255		$ 255
% of Total Class of Loan		0.01%		0.01%
Consumer Loans [Member]
Financing Receivable Modifications [Line Items]
Amortized Cost Basis		$ 42		$ 42
Post-Modification Outstanding Recorded Investment		$ 42		$ 42
% of Total Class of Loan		0.03%		0.03%
Other Commercial Loans and Leases [Member]
Financing Receivable Modifications [Line Items]
Amortized Cost Basis		$ 31		$ 31
Pre-Modification Outstanding Recorded Investment		117		117
Post-Modification Outstanding Recorded Investment		$ 148		$ 148
% of Total Class of Loan		0.03%		0.03%

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- Definition

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