Fair Value Measurement With Unobservable Inputs Reconciliation, Recurring Basis Liabilities, Other Increase (Decrease)

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Fair Value, Net Derivative Asset (Liability) Measured On Recurring Basis, Unobservable Inputs Reconciliation, Period Increase (Decrease), Other

+ References

No definition available.

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- Definition

Amount of unrealized gain (loss) recognized in other comprehensive income (OCI) from asset (liability) measured at fair value on recurring basis using unobservable input (level 3) and still held.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 820
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (d)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482106/820-10-50-2

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Amount of unrealized gain (loss) recognized in income from liability measured at fair value on recurring basis using unobservable input (level 3) and still held.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 820
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (d)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482106/820-10-50-2

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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No definition available.

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Amount of unrealized gain (loss) recognized in other comprehensive income (OCI) from liability measured at fair value on recurring basis using unobservable input (level 3) and still held.

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Indicates line item in statement of income or comprehensive income that includes unrealized gain (loss) from liability measured at fair value using unobservable input (level 3) and still held.

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- Definition

Amount of transfers of financial instrument classified as a liability into level 3 of the fair value hierarchy.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 820
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 820
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Amount of transfers of financial instrument classified as a liability out of level 3 of the fair value hierarchy.

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- Definition

Amount of gain (loss) recognized in income from liability measured at fair value on recurring basis using unobservable input (level 3).

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- Definition

Amount of gain (loss) recognized in other comprehensive income (OCI) from liability measured at fair value on recurring basis using unobservable input (level 3).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 820
-SubTopic 10
-Name Accounting Standards Codification
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- Definition

Amount of purchases, (sales), issuances and (settlements) of financial instrument classified as a liability measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 820
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
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-URI https://asc.fasb.org/1943274/2147482106/820-10-50-2

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
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Fair value of financial instrument classified as a liability measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

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- Definition

Amount of unrealized gain (loss) recognized in income for derivative asset (liability) after deduction of derivative liability (asset), measured at fair value using unobservable input (level 3) and still held.

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- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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No definition available.

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Amount of gain (loss) recognized in income from derivative asset (liability) after deduction of derivative liability (asset), measured at fair value on recurring basis using unobservable input (level 3).

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Amount of gain (loss) recognized in other comprehensive income from derivative asset (liability) after deduction of derivative liability (asset), measured at fair value on recurring basis using unobservable input (level 3).

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Amount of purchases, (sales), issuances and (settlements) of financial instrument classified as a derivative asset (liability) after deduction of derivative liability (asset), measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

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Amount of transfers of financial instrument classified as a derivative asset (liability) after deduction of derivative liability (asset) into level 3 of the fair value hierarchy.

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Amount of transfers of financial instrument classified as derivative asset (liability) after deduction of derivative liability (asset) out of level 3 of the fair value hierarchy.

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Fair value of financial instrument classified as derivative asset (liability) after deduction of derivative liability (asset), measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

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Indicates line item in statement of income or comprehensive income that includes gain (loss) from liability measured at fair value using unobservable input (level 3).

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Amount of liability position for 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
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
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-URI https://asc.fasb.org/1943274/2147482106/820-10-50-2

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
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Fair Value Measurements - Changes in level 3 recurring fair value measurements, liabilities (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2026	Jun. 30, 2025	Mar. 31, 2026	Dec. 31, 2025	Mar. 31, 2025	Dec. 31, 2024
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Fair Value Beginning of Year	$ 16,919	$ 13,019	$ 16,919	$ 13,019	$ 14,654	$ 15,042	$ 11,353	$ 10,618
Net Realized and Unrealized (Gains) Losses Included in Income	2,062	1,464	1,632	1,983
Other Comprehensive (Income) Loss	0	0	0	0
Purchases, Sales, Issuances and Settlements, Net	203	203	245	368
Gross Transfers In	0	0	0	0
Gross Transfers Out	0	0	0	0
Other	0	(1)	0	50
Fair Value End of Period	16,919	13,019	16,919	13,019
Changes in Unrealized Gains (Losses) Included in Income on Instruments Held at End of Period	(478)	(487)	883	27
Changes in Unrealized Gains (Losses) Included in Other Comprehensive Income (Loss) for Recurring Level 3 Instruments Held at End of Period	0	0	0	$ 0
Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Input Reconciliation [Roll Forward]
Aggregate carrying amount in the consolidated balance sheets	7,723		$ 7,723			7,309
Fair Value, Liability, Recurring Basis, Unobservable Input Reconciliation, Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration]			Total net realized losses	Total net realized losses
Fair Value, Liability, Recurring Basis, Still Held, Unrealized Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration]			Total net realized losses	Total net realized losses
Level 3
Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Input Reconciliation [Roll Forward]
Aggregate carrying amount in the consolidated balance sheets	7,700	6,300	$ 7,700	$ 6,300
Policyholder contract deposits
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Fair Value Beginning of Year	13,424	10,704	13,424	10,704	11,573	12,022	9,341	9,415
Net Realized and Unrealized (Gains) Losses Included in Income	1,809	1,115	1,160	893
Other Comprehensive (Income) Loss	0	0	0	0
Purchases, Sales, Issuances and Settlements, Net	42	248	242	396
Gross Transfers In	0	0	0	0
Gross Transfers Out	0	0	0	0
Other	0	0	0	0
Fair Value End of Period	13,424	10,704	13,424	10,704
Changes in Unrealized Gains (Losses) Included in Income on Instruments Held at End of Period	(392)	(528)	899	256
Changes in Unrealized Gains (Losses) Included in Other Comprehensive Income (Loss) for Recurring Level 3 Instruments Held at End of Period	0	0	0	0
Derivative liabilities, net
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Net Realized and Unrealized (Gains) Losses Included in Income	(63)	98	170	243
Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Input Reconciliation [Roll Forward]
Fair Value Beginning of Period	(582)	(841)	(775)	(1,020)
Net Realized and Unrealized (Gains) Losses Included in Income	(63)	98	170	243
Other Comprehensive (Income) Loss	0	0	0	0
Purchases, Sales, Issuances and Settlements, Net	169	6	129	40
Gross Transfers In	0	0	0	0
Gross Transfers Out	0	0	0	0
Other	0	0	0	0
Fair Value End of Period	(476)	(737)	(476)	(737)
Changes in Unrealized Gains (Losses) Included in Income on Instruments Held at End of Period	91	11	(73)	14
Changes in Unrealized Gains (Losses) Included in Other Comprehensive Income (Loss) for Recurring Level 3 Instruments Held at End of Period	0	0	0	0
Interest rate contracts
Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Input Reconciliation [Roll Forward]
Fair Value Beginning of Period	0	(283)	0	(364)
Net Realized and Unrealized (Gains) Losses Included in Income	(12)	36	(12)	90
Other Comprehensive (Income) Loss	0	0	0	0
Purchases, Sales, Issuances and Settlements, Net	0	22	0	49
Gross Transfers In	0	0	0	0
Gross Transfers Out	0	0	0	0
Other	0	0	0	0
Fair Value End of Period	(12)	(225)	(12)	(225)
Changes in Unrealized Gains (Losses) Included in Income on Instruments Held at End of Period	13	(38)	13	61
Changes in Unrealized Gains (Losses) Included in Other Comprehensive Income (Loss) for Recurring Level 3 Instruments Held at End of Period	0	0	0	0
Equity contracts
Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Input Reconciliation [Roll Forward]
Fair Value Beginning of Period	(566)	(547)	(765)	(645)
Net Realized and Unrealized (Gains) Losses Included in Income	(41)	80	215	187
Other Comprehensive (Income) Loss	0	0	0	0
Purchases, Sales, Issuances and Settlements, Net	153	(32)	96	(41)
Gross Transfers In	0	0	0	0
Gross Transfers Out	0	0	0	0
Other	0	0	0	0
Fair Value End of Period	(454)	(499)	(454)	(499)
Changes in Unrealized Gains (Losses) Included in Income on Instruments Held at End of Period	66	32	(121)	(80)
Changes in Unrealized Gains (Losses) Included in Other Comprehensive Income (Loss) for Recurring Level 3 Instruments Held at End of Period	0	0	0	0
Credit contracts
Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Input Reconciliation [Roll Forward]
Fair Value Beginning of Period	0		0
Net Realized and Unrealized (Gains) Losses Included in Income	(4)		(4)
Other Comprehensive (Income) Loss	0		0
Purchases, Sales, Issuances and Settlements, Net	0		0
Gross Transfers In	0		0
Gross Transfers Out	0		0
Other	0		0
Fair Value End of Period	(4)		(4)
Changes in Unrealized Gains (Losses) Included in Income on Instruments Held at End of Period	(3)		(3)
Changes in Unrealized Gains (Losses) Included in Other Comprehensive Income (Loss) for Recurring Level 3 Instruments Held at End of Period	0		0
Other contracts
Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Input Reconciliation [Roll Forward]
Fair Value Beginning of Period	(16)	(11)	(10)	(11)
Net Realized and Unrealized (Gains) Losses Included in Income	(14)	(18)	(37)	(34)
Other Comprehensive (Income) Loss	0	0	0	0
Purchases, Sales, Issuances and Settlements, Net	16	16	33	32
Gross Transfers In	0	0	0	0
Gross Transfers Out	0	0	0	0
Other	0	0	0	0
Fair Value End of Period	(14)	(13)	(14)	(13)
Changes in Unrealized Gains (Losses) Included in Income on Instruments Held at End of Period	15	17	38	33
Changes in Unrealized Gains (Losses) Included in Other Comprehensive Income (Loss) for Recurring Level 3 Instruments Held at End of Period	0	0	0	0
Fortitude Re funds withheld payable
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Fair Value Beginning of Year	3,971	3,052	3,971	3,052	$ 3,663	$ 3,795	2,853	2,223
Net Realized and Unrealized (Gains) Losses Included in Income	316	251	302	847
Other Comprehensive (Income) Loss	0	0	0	0
Purchases, Sales, Issuances and Settlements, Net	(8)	(51)	(126)	(68)
Gross Transfers In	0	0	0	0
Gross Transfers Out	0	0	0	0
Other	0	(1)	0	50
Fair Value End of Period	3,971	3,052	3,971	3,052
Changes in Unrealized Gains (Losses) Included in Income on Instruments Held at End of Period	(177)	30	57	(243)
Changes in Unrealized Gains (Losses) Included in Other Comprehensive Income (Loss) for Recurring Level 3 Instruments Held at End of Period	0	0	0	0
Debt of consolidated investment entities
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Fair Value Beginning of Year		0		0			$ 0	$ 0
Net Realized and Unrealized (Gains) Losses Included in Income		0		0
Other Comprehensive (Income) Loss		0		0
Purchases, Sales, Issuances and Settlements, Net		0		0
Gross Transfers In		0		0
Gross Transfers Out		0		0
Other		0		0
Fair Value End of Period		0		0
Changes in Unrealized Gains (Losses) Included in Income on Instruments Held at End of Period		0		0
Changes in Unrealized Gains (Losses) Included in Other Comprehensive Income (Loss) for Recurring Level 3 Instruments Held at End of Period		0		0
Market risk benefit liabilities, net
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Net Realized and Unrealized (Gains) Losses Included in Income	$ 164	$ (529)	$ 542	$ 48