Business and Basis of Presentation (Details) $ in Millions		3 Months Ended
	Jul. 01, 2023 rISK	Mar. 31, 2024 USD ($) Company
Long-Lived Assets Held-for-sale [Line Items]
Number of holding companies with outstanding public debt | Company		2
Consolidated Investment Vehicles
Long-Lived Assets Held-for-sale [Line Items]
Number of remaining CIVs | rISK	3
Disposal Group, Held-for-sale, Not Discontinued Operations
Long-Lived Assets Held-for-sale [Line Items]
Assets held for sale		$ 28
Liabilities held for sale		$ 3
Disposal Group, Held-for-sale, Not Discontinued Operations | Sound Point Agreement
Long-Lived Assets Held-for-sale [Line Items]
Participation percentage	30.00%
Term to make new investments		2 years
Transaction commitment, new and transitioned investments		$ 1,000
Term to reinvest all returns of capital	15 years