Loans and Allowance for Credit Losses - Summary of Loan Modifications to Borrowers Experiencing Financial Difficulty (Details) $ in Thousands	6 Months Ended	12 Months Ended
Jun. 30, 2026 USD ($) Loan	Dec. 31, 2025 USD ($) Loan
Financing Receivable, Modified [Line Items]
Number of loans \| Loan	6
Post-restructured recorded investment	$ 7,556
Total Class of loan	0.10%
Term extension	$ 2,172
Other payment modifications	2,475
Combined term extension and payment deferral	$ 2,909
Real Estate \| Non-Farm Non-Residential Owner Occupied
Financing Receivable, Modified [Line Items]
Number of loans \| Loan	1
Post-restructured recorded investment	$ 2,475
Total Class of loan	0.40%
WAR	0.00%
Other payment modifications	$ 2,475
Real Estate \| Residential
Financing Receivable, Modified [Line Items]
Number of loans \| Loan	3
Post-restructured recorded investment	$ 1,672
Total Class of loan	0.30%
Term extension	$ 1,672
WAR	0.00%
Commercial & Industrial
Financing Receivable, Modified [Line Items]
Number of loans \| Loan	2	1
Post-restructured recorded investment	$ 3,409	$ 2,812
Total Class of loan	0.10%	0.10%
Term extension	$ 500	$ 2,812
WAR	1.73%	0.00%
Combined term extension and payment deferral	$ 2,909

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