Annual report pursuant to Section 13 and 15(d)

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

v3.24.0.1
Mortgage Servicing Rights, at Fair Value - Narrative (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Servicing Assets at Fair Value [Line Items]    
Contractually specified servicing fees, late fees, and other ancillary servicing revenue $ 2.9 $ 35.0
Servicing Asset, Fair Value, Change in Fair Value, Other, Statement of Income or Comprehensive Income [Extensible Enumeration] Fee income Fee income
Asset Pledged as Collateral with Right    
Servicing Assets at Fair Value [Line Items]    
MSR $ 0.0 $ 60.6