Investments - Investment Funds (Details) - USD ($) $ in Millions	Jun. 30, 2026	Dec. 31, 2025
Schedule of Equity Method Investments [Line Items]
Carrying value, Investment funds	$ 30,317	$ 26,327
Carrying amount, percentage of total	100.00%	100.00%
Consolidated Entity, excluding Affiliated Entity
Schedule of Equity Method Investments [Line Items]
Carrying value, Investment funds	$ 276	$ 108
Variable Interest Entities
Schedule of Equity Method Investments [Line Items]
Carrying value, Investment funds	$ 26,798	$ 24,070
Carrying amount, percentage of total	88.40%	91.40%
Related Party
Schedule of Equity Method Investments [Line Items]
Carrying value, Investment funds	$ 3,243	$ 2,149
Carrying amount, percentage of total	10.70%	8.20%
Equity Funds \| Consolidated Entity, excluding Affiliated Entity
Schedule of Equity Method Investments [Line Items]
Carrying value, Investment funds	$ 276	$ 108
Carrying amount, percentage of total	0.90%	0.40%
Equity Funds \| Variable Interest Entities
Schedule of Equity Method Investments [Line Items]
Carrying value, Investment funds	$ 11,164	$ 9,735
Carrying amount, percentage of total	36.90%	37.00%
Equity Funds \| Related Party
Schedule of Equity Method Investments [Line Items]
Carrying value, Investment funds	$ 238	$ 260
Carrying amount, percentage of total	0.80%	1.00%
Strategic Origination Platforms \| Variable Interest Entities
Schedule of Equity Method Investments [Line Items]
Carrying value, Investment funds	$ 9,868	$ 9,067
Carrying amount, percentage of total	32.50%	34.40%
Strategic Origination Platforms \| Related Party
Schedule of Equity Method Investments [Line Items]
Carrying value, Investment funds	$ 37	$ 33
Carrying amount, percentage of total	0.10%	0.10%
Insurance Platforms \| Related Party
Schedule of Equity Method Investments [Line Items]
Carrying value, Investment funds	$ 2,533	$ 1,538
Carrying amount, percentage of total	8.40%	5.90%
Credit \| Variable Interest Entities
Schedule of Equity Method Investments [Line Items]
Carrying value, Investment funds	$ 3,526	$ 3,682
Carrying amount, percentage of total	11.60%	14.00%
Credit \| Related Party
Schedule of Equity Method Investments [Line Items]
Carrying value, Investment funds	$ 346	$ 313
Carrying amount, percentage of total	1.10%	1.20%
Other Fund \| Variable Interest Entities
Schedule of Equity Method Investments [Line Items]
Carrying value, Investment funds	$ 2,240	$ 1,586
Carrying amount, percentage of total	7.40%	6.00%
Other Fund \| Related Party
Schedule of Equity Method Investments [Line Items]
Carrying value, Investment funds	$ 89	$ 5
Carrying amount, percentage of total	0.30%	0.00%