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Commitments and Contingencies - Schedule of Unfunded Commitments by Invested Asset Class (Details) $ in Millions	Dec. 31, 2024 USD ($)
Limited partnerships
Other Commitments [Line Items]
Unfunded investment commitment	$ 1,138
Whole loans
Other Commitments [Line Items]
Unfunded investment commitment	278
Fixed maturity securities, ABS
Other Commitments [Line Items]
Unfunded investment commitment	338
Direct Lending
Other Commitments [Line Items]
Unfunded investment commitment	1,618
Other fixed maturity securities, AFS
Other Commitments [Line Items]
Unfunded investment commitment	70
Other assets
Other Commitments [Line Items]
Unfunded investment commitment	162
Commercial mortgage loans
Other Commitments [Line Items]
Unfunded investment commitment	116
Residential mortgage loans
Other Commitments [Line Items]
Unfunded investment commitment	35
Other invested assets
Other Commitments [Line Items]
Unfunded investment commitment	134
Commitment to Invest
Other Commitments [Line Items]
Unfunded investment commitment	$ 3,889

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

No definition available.

+ Details

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Balance Type:	credit
Period Type:	instant

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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- Details

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X

- Details

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Balance Type:
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X

- Details

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Balance Type:
Period Type:

X

- Details

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Balance Type:
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X

- Details

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X

- Details

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X

- Details

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Balance Type:
Period Type:

X

- Details

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Balance Type:
Period Type:

X

- Details

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X

- Details

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