Other Assets and Liabilities - Narrative (Details) $ in Millions	3 Months Ended	6 Months Ended	12 Months Ended
	Jun. 30, 2025 USD ($)	Jun. 30, 2025 USD ($) transaction securitization_entity partnership	Dec. 31, 2024 loan
Other Assets and Other Liabilities [Line Items]
Number of partnerships consolidated | partnership		2
Co-investors losses	$ 2	$ 4
Number of securitization transactions co-sponsored | transaction		2
Securitization entity | securitization_entity		3
Co-Investors Interests
Other Assets and Other Liabilities [Line Items]
Carrying value of interests	23	$ 23
Point Home Equity Investment Noncontrolling Interest
Other Assets and Other Liabilities [Line Items]
Carrying value of interests	90	90
Co-investors losses	2	7
Joint Venture
Other Assets and Other Liabilities [Line Items]
Co-investors losses	(1)	(2)
Joint Venture | 2024 CAFL Securitization
Other Assets and Other Liabilities [Line Items]
Carrying value of interests	18	18
Securitization entity | loan			1
Joint Venture | 2025 CAFL Securitization
Other Assets and Other Liabilities [Line Items]
Carrying value of interests	19	$ 19
Co-investors losses	$ (7)