Variable Interest Entities - Schedule of Assets and Liabilities (Details) - USD ($) $ in Millions	6 Months Ended	12 Months Ended
	Jun. 30, 2020	Dec. 31, 2019
Variable Interest Entity [Line Items]
Assets:	$ 14,780	$ 14,326
Liabilities:	$ 8,271	$ 7,674
CLO's weighted average maturity	5 years 10 months 24 days	12 years 9 months 18 days
CLO's weighted average interest rate	2.70%	3.80%
Variable Interest Entity, Primary Beneficiary [Member]
Variable Interest Entity [Line Items]
Assets:	$ 318	$ 442
Liabilities:	352	469
Variable Interest Entity, Primary Beneficiary [Member] | Fund Investments [Member] | Cash and Restricted Cash [Member]
Variable Interest Entity [Line Items]
Assets:	174	2
Variable Interest Entity, Primary Beneficiary [Member] | Fund Investments [Member] | Debt Securities [Member]
Variable Interest Entity [Line Items]
Assets:	63	47
Variable Interest Entity, Primary Beneficiary [Member] | Fund Investments [Member] | Equity Securities and Warrants [Member]
Variable Interest Entity [Line Items]
Assets:	54	17
Variable Interest Entity, Primary Beneficiary [Member] | Fund Investments [Member] | Structured Products [Member]
Variable Interest Entity [Line Items]
Assets:	43	0
Variable Interest Entity, Primary Beneficiary [Member] | Fund Investments [Member] | Obligations of state and political subdivisions [Member]
Variable Interest Entity [Line Items]
Assets:	39	0
Variable Interest Entity, Primary Beneficiary [Member] | Fund Investments [Member] | Due from Brokers and Counterparties [Member]
Variable Interest Entity [Line Items]
Assets:	29	0
Variable Interest Entity, Primary Beneficiary [Member] | CLO Investments [Member] | Cash and Restricted Cash [Member]
Variable Interest Entity [Line Items]
Assets:	1	12
Variable Interest Entity, Primary Beneficiary [Member] | CLO Investments [Member] | Debt Securities [Member]
Variable Interest Entity [Line Items]
Assets:	850	494
Variable Interest Entity, Primary Beneficiary [Member] | CLO Investments [Member] | Short-term Investments [Member]
Variable Interest Entity [Line Items]
Assets:	403	0
Variable Interest Entity, Primary Beneficiary [Member] | CLO Investments [Member] | Other Assets [Member]
Variable Interest Entity [Line Items]
Assets:	13	0
Variable Interest Entity, Primary Beneficiary [Member] | CLO Investments [Member] | Corporate Loans of CFE [Member]
Variable Interest Entity [Line Items]
Assets:	846
Variable Interest Entity, Primary Beneficiary [Member] | Assets of Consolidated Investment Vehicles [Member]
Variable Interest Entity [Line Items]
Assets:	1,669	572
Variable Interest Entity, Primary Beneficiary [Member] | Liabilities of Consolidated Investment Vehicles [Member]
Variable Interest Entity [Line Items]
Liabilities:	1,236	482
Variable Interest Entity, Primary Beneficiary [Member] | Liabilities of Consolidated Investment Vehicles [Member] | Collateralized Loan Obligations of CFE, At Fair Value [Member]
Variable Interest Entity [Line Items]
Liabilities:	806	481
Variable Interest Entity, Primary Beneficiary [Member] | Liabilities of Consolidated Investment Vehicles [Member] | Securities Sold Short [Member]
Variable Interest Entity [Line Items]
Liabilities:	30	0
Variable Interest Entity, Primary Beneficiary [Member] | Liabilities of Consolidated Investment Vehicles [Member] | Due to Brokers and Counterparties [Member]
Variable Interest Entity [Line Items]
Liabilities:	400	0
Variable Interest Entity, Primary Beneficiary [Member] | Liabilities of Consolidated Investment Vehicles [Member] | Other Liabilities [Member]
Variable Interest Entity [Line Items]
Liabilities:	0	1
Affiliated Entity [Member] | Assets of Consolidated Investment Vehicles [Member] | Investments [Member]
Variable Interest Entity [Line Items]
Assets:	$ 53	$ 9