Fair value measurements Significant unobservable inputs [Line Items]

No definition available.

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- Definition

Fair value, before effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes liabilities elected not to be offset. Excludes liabilities not subject to a master netting arrangement.

+ References

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+ Details

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Balance Type:	credit
Period Type:	instant

- Definition

Value of input used to measure derivative liability.

+ References

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- Definition

Fair value as of the balance sheet date of the embedded derivative or group of embedded derivatives classified as a liability.

+ References

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Balance Type:	credit
Period Type:	instant

- Definition

Value of input used to measure embedded derivative liability.

+ References

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Data Type:	xbrli:decimalItemType
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- Definition

Amount, before effect of reinsurance and after accumulated increase (decrease) in instrument-specific credit risk, of contract or contract feature in long-duration contract issued by insurance entity that both protects contract holder from other-than-nominal capital market risk and exposes insurance entity to other-than-nominal capital market risk.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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Period Type:	instant

- Definition

Value of measurement input used to measure contract or contract feature in long-duration contract issued by insurance entity that both protects contract holder from other-than-nominal capital market risk and exposes insurance entity to other-than-nominal capital market risk.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 820
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Fair Value of Financial Instruments - Schedule of Significant Unobservable Inputs Used for Certain Liability Fair Value Measurements (Details) $ in Millions	Jun. 30, 2026 USD ($)	Dec. 31, 2025 USD ($)
Fair value measurements Significant unobservable inputs [Line Items]
Policyholder account balances, fair value	$ 146	$ 152
Net market risk benefits, fair value	287	349
Derivative liabilities, fair value	894	977
Fixed indexed annuities
Fair value measurements Significant unobservable inputs [Line Items]
Net market risk benefits, fair value	52	52
Variable annuities
Fair value measurements Significant unobservable inputs [Line Items]
Net market risk benefits, fair value	235	297
Level 3
Fair value measurements Significant unobservable inputs [Line Items]
Policyholder account balances, fair value	146	152
Derivative liabilities, fair value	100	107
Level 3 \| Fixed indexed annuities
Fair value measurements Significant unobservable inputs [Line Items]
Net market risk benefits, fair value	$ 52
Level 3 \| Fixed indexed annuities \| Minimum \| Expected future interest credited
Fair value measurements Significant unobservable inputs [Line Items]
Net market risk benefit, measurement input	0.01
Level 3 \| Fixed indexed annuities \| Minimum \| GMWB utilization rate
Fair value measurements Significant unobservable inputs [Line Items]
Net market risk benefit, measurement input	0.20
Level 3 \| Fixed indexed annuities \| Minimum \| Non-performance risk (credit spreads)
Fair value measurements Significant unobservable inputs [Line Items]
Net market risk benefit, measurement input	0.0042
Level 3 \| Fixed indexed annuities \| Maximum \| Expected future interest credited
Fair value measurements Significant unobservable inputs [Line Items]
Net market risk benefit, measurement input	0.04
Level 3 \| Fixed indexed annuities \| Maximum \| GMWB utilization rate
Fair value measurements Significant unobservable inputs [Line Items]
Net market risk benefit, measurement input	1
Level 3 \| Fixed indexed annuities \| Maximum \| Non-performance risk (credit spreads)
Fair value measurements Significant unobservable inputs [Line Items]
Net market risk benefit, measurement input	0.0083
Level 3 \| Fixed indexed annuities \| Weighted Average \| Expected future interest credited
Fair value measurements Significant unobservable inputs [Line Items]
Net market risk benefit, measurement input	0.03
Level 3 \| Fixed indexed annuities \| Weighted Average \| GMWB utilization rate
Fair value measurements Significant unobservable inputs [Line Items]
Net market risk benefit, measurement input	0.78
Level 3 \| Fixed indexed annuities \| Weighted Average \| Non-performance risk (credit spreads)
Fair value measurements Significant unobservable inputs [Line Items]
Net market risk benefit, measurement input	0.0069
Level 3 \| Variable annuities
Fair value measurements Significant unobservable inputs [Line Items]
Net market risk benefits, fair value	$ 235
Level 3 \| Variable annuities \| Minimum \| GMWB utilization rate
Fair value measurements Significant unobservable inputs [Line Items]
Net market risk benefit, measurement input	0.57
Level 3 \| Variable annuities \| Minimum \| Non-performance risk (credit spreads)
Fair value measurements Significant unobservable inputs [Line Items]
Net market risk benefit, measurement input	0.0042
Level 3 \| Variable annuities \| Minimum \| Lapse rate
Fair value measurements Significant unobservable inputs [Line Items]
Net market risk benefit, measurement input	0.02
Level 3 \| Variable annuities \| Minimum \| Equity index volatility
Fair value measurements Significant unobservable inputs [Line Items]
Net market risk benefit, measurement input	0.17
Level 3 \| Variable annuities \| Maximum \| GMWB utilization rate
Fair value measurements Significant unobservable inputs [Line Items]
Net market risk benefit, measurement input	0.90
Level 3 \| Variable annuities \| Maximum \| Non-performance risk (credit spreads)
Fair value measurements Significant unobservable inputs [Line Items]
Net market risk benefit, measurement input	0.0083
Level 3 \| Variable annuities \| Maximum \| Lapse rate
Fair value measurements Significant unobservable inputs [Line Items]
Net market risk benefit, measurement input	0.11
Level 3 \| Variable annuities \| Maximum \| Equity index volatility
Fair value measurements Significant unobservable inputs [Line Items]
Net market risk benefit, measurement input	0.27
Level 3 \| Variable annuities \| Weighted Average \| GMWB utilization rate
Fair value measurements Significant unobservable inputs [Line Items]
Net market risk benefit, measurement input	0.81
Level 3 \| Variable annuities \| Weighted Average \| Non-performance risk (credit spreads)
Fair value measurements Significant unobservable inputs [Line Items]
Net market risk benefit, measurement input	0.0069
Level 3 \| Variable annuities \| Weighted Average \| Lapse rate
Fair value measurements Significant unobservable inputs [Line Items]
Net market risk benefit, measurement input	0.05
Level 3 \| Variable annuities \| Weighted Average \| Equity index volatility
Fair value measurements Significant unobservable inputs [Line Items]
Net market risk benefit, measurement input	0.23
Fixed indexed annuity embedded derivatives \| Level 3
Fair value measurements Significant unobservable inputs [Line Items]
Policyholder account balances, fair value	$ 132
Fixed indexed annuity embedded derivatives \| Level 3 \| Minimum \| Expected future interest credited
Fair value measurements Significant unobservable inputs [Line Items]
Policyholder account balances, measurement input	0.01
Fixed indexed annuity embedded derivatives \| Level 3 \| Maximum \| Expected future interest credited
Fair value measurements Significant unobservable inputs [Line Items]
Policyholder account balances, measurement input	0.04
Fixed indexed annuity embedded derivatives \| Level 3 \| Weighted Average \| Expected future interest credited
Fair value measurements Significant unobservable inputs [Line Items]
Policyholder account balances, measurement input	0.03
Indexed universal life embedded derivatives
Fair value measurements Significant unobservable inputs [Line Items]
Policyholder account balances, fair value	$ 14	14
Indexed universal life embedded derivatives \| Level 3
Fair value measurements Significant unobservable inputs [Line Items]
Policyholder account balances, fair value	$ 14	14
Indexed universal life embedded derivatives \| Level 3 \| Minimum \| Expected future interest credited
Fair value measurements Significant unobservable inputs [Line Items]
Policyholder account balances, measurement input	0.03
Indexed universal life embedded derivatives \| Level 3 \| Maximum \| Expected future interest credited
Fair value measurements Significant unobservable inputs [Line Items]
Policyholder account balances, measurement input	0.11
Indexed universal life embedded derivatives \| Level 3 \| Weighted Average \| Expected future interest credited
Fair value measurements Significant unobservable inputs [Line Items]
Policyholder account balances, measurement input	0.05
Forward bond purchase commitments
Fair value measurements Significant unobservable inputs [Line Items]
Derivative liabilities, fair value	$ 100	107
Forward bond purchase commitments \| Level 3
Fair value measurements Significant unobservable inputs [Line Items]
Derivative liabilities, fair value	$ 100	$ 107
Forward bond purchase commitments \| Level 3 \| Minimum \| Counterparty financing spreads
Fair value measurements Significant unobservable inputs [Line Items]
Derivative liability, measurement input	0.0011
Forward bond purchase commitments \| Level 3 \| Maximum \| Counterparty financing spreads
Fair value measurements Significant unobservable inputs [Line Items]
Derivative liability, measurement input	0.0044
Forward bond purchase commitments \| Level 3 \| Weighted Average \| Counterparty financing spreads
Fair value measurements Significant unobservable inputs [Line Items]
Derivative liability, measurement input	0.0034