Quarterly report pursuant to Section 13 or 15(d)

Mortgage Servicing Rights, at Fair Value - Narrative (Details)

v3.23.1
Mortgage Servicing Rights, at Fair Value - Narrative (Details) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2023
Mar. 31, 2022
Dec. 31, 2022
Servicing Assets at Fair Value [Line Items]      
Contractually specified servicing fees, late fees, and other ancillary servicing revenue $ 1.9 $ 14.3  
Servicing Asset, Fair Value, Change in Fair Value, Other, Statement of Income or Comprehensive Income [Extensible Enumeration] Fee income    
Asset Pledged as Collateral with Right      
Servicing Assets at Fair Value [Line Items]      
MSR $ 1.0   $ 60.6