Consolidated and Nonconsolidated Investment Entities - Fair Value Measurement (Details) - USD ($) $ in Millions	9 Months Ended
Sep. 30, 2022	Dec. 31, 2021
VOEs \| Private Equity Funds
Variable Interest Entity [Line Items]
Revolving lines of credit capacity	$ 1,203	$ 1,214
Renewal period for term loan	3 years
Outstanding borrowings	$ 1,113	697
VOEs \| Minimum \| Private Equity Funds
Variable Interest Entity [Line Items]
Basis spread on notes	1.50%
Term of debt	5 years
VOEs \| Maximum \| Private Equity Funds
Variable Interest Entity [Line Items]
Basis spread on notes	2.00%
Term of debt	3 years
VOEs \| LIBOR \| Private Equity Funds
Variable Interest Entity [Line Items]
Description of variable rate basis	LIBOR
VOEs \| EURIBOR \| Private Equity Funds
Variable Interest Entity [Line Items]
Description of variable rate basis	EURIBOR
Senior secured corporate loans \| VIEs
Variable Interest Entity [Line Items]
Unpaid principal exceeds fair value, amount	$ 61	$ 8
Default of collateral assets, percentage	1.00%
Weighted average maturity	11 years
Senior secured corporate loans \| VIEs \| Maximum
Variable Interest Entity [Line Items]
Basis spread on loans	10.00%
Senior secured corporate loans \| VIEs \| LIBOR
Variable Interest Entity [Line Items]
Description of variable rate basis	LIBOR
Senior secured corporate loans \| VIEs \| LIBOR \| Minimum
Variable Interest Entity [Line Items]
Basis spread on notes	1.00%
Senior secured corporate loans \| VIEs \| LIBOR \| Maximum
Variable Interest Entity [Line Items]
Basis spread on notes	8.80%
Senior secured corporate loans \| VIEs \| EURIBOR
Variable Interest Entity [Line Items]
Description of variable rate basis	EURIBOR
Senior secured corporate loans \| VIEs \| PRIME
Variable Interest Entity [Line Items]
Description of variable rate basis	PRIME
Senior secured corporate loans \| VIEs \| Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate
Variable Interest Entity [Line Items]
Description of variable rate basis	SOFR

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

No definition available.

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- Definition

Description of reference rate used for variable rate of debt instrument.

+ References

No definition available.

+ Details

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- Definition

Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

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- Definition

The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(22))
-URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(16))
-URI https://asc.fasb.org/extlink&oid=126897435&loc=d3e534808-122878

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(16))
-URI https://asc.fasb.org/extlink&oid=126734703&loc=d3e572229-122910

+ Details

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Balance Type:	credit
Period Type:	instant

- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

+ Details

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- Definition

Percentage added to reference rate used to compute variable rate on loan receivable.

+ References

No definition available.

+ Details

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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- Definition

Debt Instrument, Renewal Period

+ References

No definition available.

+ Details

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- Definition

Default of Collateral Assets, Percentage

+ References

No definition available.

+ Details

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- Definition

Unpaid Principal Exceeds Fair Value, Corporate Loan

+ References

No definition available.

+ Details

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Balance Type:	credit
Period Type:	instant

- Definition

Weighted Average Maturity, Debt

+ References

No definition available.

+ Details

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