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Residential Mortgage Servicing Rights (Narrative) (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2024
Jun. 30, 2023
Jun. 30, 2024
Jun. 30, 2023
Transfers and Servicing of Financial Assets [Abstract]        
Contractually Specified Servicing Fee, Late Fee, and Ancillary Fee Earned in Exchange for Servicing Financial Asset $ 6.0 $ 9.2 $ 12.0 $ 18.6