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Mortgage Servicing Rights - Narrative (Details) - USD ($)
$ in Thousands
Mar. 31, 2023
Dec. 31, 2022
Mar. 31, 2022
Dec. 31, 2021
Servicing Asset at Amortized Cost [Line Items]        
Mortgage Loans Serviced By For Third Parties $ 4,100,000 $ 4,200,000    
Fair value of MSRs 47,200 50,000    
Residential Mortgage        
Servicing Asset at Amortized Cost [Line Items]        
Fair value of MSRs 47,223   $ 47,609  
Valuation Allowance for Impairment of Recognized Servicing Assets, Balance $ 0 $ 0 $ 0 $ 600