Investments in Servicing Related Assets, Geographic Concentration (Details)	Jun. 30, 2026	Dec. 31, 2025
Servicing Related Assets, Geographic Concentration [Abstract]
Outstanding unpaid principal balance	100.00%	100.00%
California [Member]
Servicing Related Assets, Geographic Concentration [Abstract]
Outstanding unpaid principal balance	14.90%	14.80%
Virginia [Member]
Servicing Related Assets, Geographic Concentration [Abstract]
Outstanding unpaid principal balance	8.80%	8.80%
New York [Member]
Servicing Related Assets, Geographic Concentration [Abstract]
Outstanding unpaid principal balance	8.60%	8.50%
Maryland [Member]
Servicing Related Assets, Geographic Concentration [Abstract]
Outstanding unpaid principal balance	6.80%	6.80%
Texas [Member]
Servicing Related Assets, Geographic Concentration [Abstract]
Outstanding unpaid principal balance	5.80%	5.80%
Florida [Member]
Servicing Related Assets, Geographic Concentration [Abstract]
Outstanding unpaid principal balance	5.20%	5.30%
North Carolina [Member]
Servicing Related Assets, Geographic Concentration [Abstract]
Outstanding unpaid principal balance	5.00%	5.00%
All Other [Member]
Servicing Related Assets, Geographic Concentration [Abstract]
Outstanding unpaid principal balance	44.80%	45.00%