Mortgage Servicing Rights - Narrative (Details) - USD ($) $ in Thousands	Jun. 30, 2023	Mar. 31, 2023	Dec. 31, 2022	Jun. 30, 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	49,400		50,000
Residential Mortgage
Servicing Asset at Amortized Cost [Line Items]
Fair value of MSRs	49,444			$ 49,804
Valuation Allowance for Impairment of Recognized Servicing Assets, Balance	$ 0	$ 0	$ 0	$ 0	$ 0	$ 600