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Commitments and Contingencies - Schedule of Investment Commitments (Details) - Commitment to Invest $ in Millions	Sep. 30, 2021 USD ($)
Other Commitments [Line Items]
Unfunded investment commitment	$ 2,255
Limited partnerships
Other Commitments [Line Items]
Unfunded investment commitment	928
Whole loans
Other Commitments [Line Items]
Unfunded investment commitment	741
Fixed Maturity securities, ABS
Other Commitments [Line Items]
Unfunded investment commitment	247
Other fixed maturity securities, AFS
Other Commitments [Line Items]
Unfunded investment commitment	105
Commercial mortgage loans
Other Commitments [Line Items]
Unfunded investment commitment	109
Other assets
Other Commitments [Line Items]
Unfunded investment commitment	111
Other invested assets
Other Commitments [Line Items]
Unfunded investment commitment	$ 14

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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