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Contingencies - Narrative (Details)
$ in Millions
1 Months Ended
Jun. 30, 2024
USD ($)
Dec. 31, 2024
USD ($)
loan
case
Dec. 31, 2023
USD ($)
loan
Dec. 31, 2022
USD ($)
Dec. 31, 2021
USD ($)
Commitments and Contingencies Disclosure [Abstract]          
Accrued legal fees and settlements   $ 16.0 $ 8.3    
Loss Contingency, Damages Awarded, Value $ 3.0        
Outstanding representation and warranty repurchase demands   $ 18.1 $ 20.7    
Outstanding representation and warranty repurchase demands, number of loans | loan   66 71    
Representation warranty and compensatory fees obligations   $ 27.4 $ 32.9 $ 41.5 $ 49.4
Number Of Cases | case   5