Loan and Lease Receivables and Allowance for Credit Losses - Summary of Outstanding Balance and Carrying Amount of All Acquired Impaired Loans (Details) - Acquired Impaired Loans - USD ($) $ in Thousands	Jun. 30, 2026	Dec. 31, 2025
Accounts Notes And Loans Receivable [Line Items]
Unpaid Principal Balance	$ 175,901	$ 195,513
Carrying Value	86,475	104,951
Commercial Real Estate
Accounts Notes And Loans Receivable [Line Items]
Unpaid Principal Balance	101,615	112,318
Carrying Value	59,161	68,987
Residential Real Estate
Accounts Notes And Loans Receivable [Line Items]
Unpaid Principal Balance	62,917	64,847
Carrying Value	18,941	20,788
Construction, Land Development, and Other Land
Accounts Notes And Loans Receivable [Line Items]
Unpaid Principal Balance	2,745	2,648
Carrying Value	2,674	2,533
Commercial and Industrial
Accounts Notes And Loans Receivable [Line Items]
Unpaid Principal Balance	7,894	14,962
Carrying Value	5,633	12,570
Installment and Other
Accounts Notes And Loans Receivable [Line Items]
Unpaid Principal Balance	730	738
Carrying Value	$ 66	$ 73

Loan and Lease Receivables and Allowance for Credit Losses - Summary of Outstanding Balance and Carrying Amount of All Acquired Impaired Loans (Details) - Acquired Impaired Loans - USD ($)
$ in Thousands

Jun. 30, 2026

Dec. 31, 2025

Accounts Notes And Loans Receivable [Line Items]

Unpaid Principal Balance

$ 175,901

$ 195,513

Carrying Value

86,475

104,951

Commercial Real Estate

Accounts Notes And Loans Receivable [Line Items]

Unpaid Principal Balance