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Commitments and Contingencies - Schedule of Unfunded Commitments by Invested Asset Class (Details) - Commitment to Invest - USD ($) $ in Millions	Dec. 31, 2022	Dec. 31, 2021
Other Commitments [Line Items]
Unfunded investment commitment	$ 2,430	$ 2,360
Limited partnerships
Other Commitments [Line Items]
Unfunded investment commitment	1,603	1,146
Whole loans
Other Commitments [Line Items]
Unfunded investment commitment	419	589
Fixed maturity securities, ABS
Other Commitments [Line Items]
Unfunded investment commitment	201	306
Other fixed maturity securities, AFS
Other Commitments [Line Items]
Unfunded investment commitment	48	119
Other assets
Other Commitments [Line Items]
Unfunded investment commitment	120	156
Commercial Mortgage Loans
Other Commitments [Line Items]
Unfunded investment commitment	36	44
Residential mortgage loans
Other Commitments [Line Items]
Unfunded investment commitment	2	0
Committed amounts included in liabilities
Other Commitments [Line Items]
Unfunded investment commitment	$ 1	$ 0

X

- Definition

Minimum amount of other commitment not otherwise specified in the taxonomy. Excludes commitments explicitly modeled in the taxonomy, including but not limited to, long-term and short-term purchase commitments, recorded and unrecorded purchase obligations, supply commitments, registration payment arrangements, leases, debt, product warranties, guarantees, environmental remediation obligations, and pensions.

+ References

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X

- 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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