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Mortgage Servicing Rights - Narrative (Details) - USD ($)
$ in Thousands
Sep. 30, 2024
Dec. 31, 2023
Sep. 30, 2023
Servicing Asset at Amortized Cost [Line Items]      
Mortgage Loans Serviced By For Third Parties $ 4,100,000 $ 4,100,000  
Fair value of MSRs 49,000 $ 49,700  
Residential Mortgage      
Servicing Asset at Amortized Cost [Line Items]      
Fair value of MSRs 48,971   $ 51,523
Valuation Allowance for Impairment of Recognized Servicing Assets, Balance $ 0