Commitments and Contingencies (Details) - USD ($) $ in Thousands	Sep. 30, 2025	Dec. 31, 2024
Commitments to extend credit
Disclosure Of Financial Instruments Indicated [Line Items]
Contractual obligation	$ 6,702,816	$ 6,660,149
Standby letters of credit
Disclosure Of Financial Instruments Indicated [Line Items]
Contractual obligation	78,735	83,122
Forward commitments to sell loans
Disclosure Of Financial Instruments Indicated [Line Items]
Contractual obligation	$ 3,478	$ 6,374