XML 101 R54.htm IDEA: XBRL DOCUMENT
v3.23.3

Fair Value Measurements - Fair Value Recurring Basis, Unobservable Input (Details) - Fair Value, Measurements, Recurring - Significant Unobservable Inputs (Level 3) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2023 | Sep. 30, 2022 | Sep. 30, 2023 | Sep. 30, 2022
Assets |  |  |  |
Beginning balance | $ 2,422 | $ 2,445 | $ 2,483 | $ 2,708
Total realized/unrealized gains (losses), Included in net income | 9 | (3) | (9) | (7)
Total realized/unrealized gains (losses), Included in OCI | (23) | (56) | 7 | (242)
Purchases | 197 | 146 | 420 | 846
Settlements | (100) | (58) | (241) | (329)
Sales | (1) | (11) | (15) | (33)
Transfers into Level 3 | 20 | 24 | 67 | 48
Transfers out of Level 3 | (20) | (58) | (208) | (562)
Ending balance | 2,504 | 2,429 | 2,504 | 2,429
Equity securities, at fair value |  |  |  |
Assets |  |  |  |
Beginning balance | 59 | 60 | 61 | 64
Total realized/unrealized gains (losses), Included in net income | 0 | 1 | (2) | 10
Total realized/unrealized gains (losses), Included in OCI | 0 | 0 | 0 | 0
Purchases | 0 | 0 | 1 | 2
Settlements | (1) | 0 | (2) | (15)
Sales | 0 | 0 | 0 | 0
Transfers into Level 3 | 0 | 0 | 0 | 0
Transfers out of Level 3 | 0 | 0 | 0 | 0
Ending balance | 58 | 61 | 58 | 61
Short-term investments |  |  |  |
Assets |  |  |  |
Beginning balance | 186 | 60 | 193 | 80
Total realized/unrealized gains (losses), Included in net income | 0 | 0 | 0 | 0
Total realized/unrealized gains (losses), Included in OCI | 0 | 0 | 0 | 0
Purchases | 2 | 36 | 6 | 72
Settlements | (3) | (3) | (14) | (9)
Sales | 0 | 0 | 0 | 0
Transfers into Level 3 | 0 | 0 | 0 | 0
Transfers out of Level 3 | 0 | 0 | 0 | (50)
Ending balance | 185 | 93 | 185 | 93
Securities available-for-sale and other | Total Fixed Maturities, AFS |  |  |  |
Assets |  |  |  |
Beginning balance | 2,014 | 2,132 | 2,051 | 2,404
Total realized/unrealized gains (losses), Included in net income | (4) | 0 | (7) | (2)
Total realized/unrealized gains (losses), Included in OCI | (23) | (56) | 7 | (242)
Purchases | 195 | 110 | 413 | 717
Settlements | (93) | (52) | (220) | (291)
Sales | (1) | (11) | (15) | (33)
Transfers into Level 3 | 20 | 24 | 67 | 48
Transfers out of Level 3 | (20) | (58) | (208) | (512)
Ending balance | 2,088 | 2,089 | 2,088 | 2,089
Securities available-for-sale and other | ABS | Total Fixed Maturities, AFS |  |  |  |
Assets |  |  |  |
Beginning balance | 0 |  | 30 | 0
Total realized/unrealized gains (losses), Included in net income | 0 |  | 0 | 0
Total realized/unrealized gains (losses), Included in OCI | 0 |  | 0 | 0
Purchases | 46 |  | 82 | 19
Settlements | 0 |  | 0 | 0
Sales | 0 |  | 0 | 0
Transfers into Level 3 | 0 |  | 0 | 0
Transfers out of Level 3 | 0 |  | (66) | (19)
Ending balance | 46 | 0 | 46 | 0
Securities available-for-sale and other | Collateralized Loan Obligations [Member] | Total Fixed Maturities, AFS |  |  |  |
Assets |  |  |  |
Beginning balance | 85 | 164 | 115 | 257
Total realized/unrealized gains (losses), Included in net income | 0 | 0 | 0 | 0
Total realized/unrealized gains (losses), Included in OCI | 0 | 0 | 0 | (2)
Purchases | 15 | 31 | 55 | 113
Settlements | (3) | (13) | (33) | (53)
Sales | 0 | 0 | 0 | 0
Transfers into Level 3 | 0 | 0 | 0 | 0
Transfers out of Level 3 | 0 | (27) | (40) | (160)
Ending balance | 97 | 155 | 97 | 155
Securities available-for-sale and other | CMBS | Total Fixed Maturities, AFS |  |  |  |
Assets |  |  |  |
Beginning balance | 238 | 224 | 222 | 196
Total realized/unrealized gains (losses), Included in net income | 0 | 0 | (2) | 0
Total realized/unrealized gains (losses), Included in OCI | 1 | (1) | 3 | (16)
Purchases | 0 | 4 | 6 | 50
Settlements | (14) | (7) | (15) | (10)
Sales | 0 | 0 | (5) | 0
Transfers into Level 3 | 1 | 0 | 17 | 0
Transfers out of Level 3 | 0 | 0 | 0 | 0
Ending balance | 226 | 220 | 226 | 220
Securities available-for-sale and other | Corporate | Total Fixed Maturities, AFS |  |  |  |
Assets |  |  |  |
Beginning balance | 1,622 | 1,609 | 1,589 | 1,618
Total realized/unrealized gains (losses), Included in net income | (4) | (1) | (5) | (2)
Total realized/unrealized gains (losses), Included in OCI | (24) | (52) | 4 | (210)
Purchases | 113 | 75 | 230 | 398
Settlements | (69) | (13) | (150) | (145)
Sales | (1) | (9) | (10) | (30)
Transfers into Level 3 | 19 | 24 | 50 | 45
Transfers out of Level 3 | (1) | (31) | (53) | (72)
Ending balance | 1,655 | 1,602 | 1,655 | 1,602
Securities available-for-sale and other | Foreign government/government agencies | Total Fixed Maturities, AFS |  |  |  |
Assets |  |  |  |
Beginning balance |  | 5 |  | 5
Total realized/unrealized gains (losses), Included in net income |  | 1 |  | 0
Total realized/unrealized gains (losses), Included in OCI |  | 0 |  | (1)
Purchases |  | 0 |  | 0
Settlements |  | 0 |  | 0
Sales |  | (2) |  | (3)
Transfers into Level 3 |  | 0 |  | 3
Transfers out of Level 3 |  | 0 |  | 0
Ending balance |  | 4 |  | 4
Securities available-for-sale and other | RMBS | Total Fixed Maturities, AFS |  |  |  |
Assets |  |  |  |
Beginning balance | 69 | 130 | 95 | 328
Total realized/unrealized gains (losses), Included in net income | 0 | 0 | 0 | 0
Total realized/unrealized gains (losses), Included in OCI | 0 | (3) | 0 | (13)
Purchases | 21 | 0 | 40 | 137
Settlements | (7) | (19) | (22) | (83)
Sales | 0 | 0 | 0 | 0
Transfers into Level 3 | 0 | 0 | 0 | 0
Transfers out of Level 3 | (19) | 0 | (49) | (261)
Ending balance | 64 | 108 | 64 | 108
Fair Value Option, Other Eligible Items | Collateralized Loan Obligations [Member] | Total Fixed Maturities, AFS |  |  |  |
Assets |  |  |  |
Beginning balance | 163 | 193 | 178 | 160
Total realized/unrealized gains (losses), Included in net income | 13 | (4) | 0 | (15)
Total realized/unrealized gains (losses), Included in OCI | 0 | 0 | 0 | 0
Purchases | 0 | 0 | 0 | 55
Settlements | (3) | (3) | (5) | (14)
Sales | 0 | 0 | 0 | 0
Transfers into Level 3 | 0 | 0 | 0 | 0
Transfers out of Level 3 | 0 | 0 | 0 | 0
Ending balance | $ 173 | $ 186 | $ 173 | $ 186

X
- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. + References No definition available. + Details
Name: | us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of gain (loss) recognized in income from asset 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 -Section 50 -Paragraph 2 -Subparagraph (c)(1) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482106/820-10-50-2 + Details
Name: | us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of gain (loss) recognized in other comprehensive income (OCI) from asset 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 -Section 50 -Paragraph 2 -Subparagraph (c)(1a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482106/820-10-50-2 + Details
Name: | us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInOtherComprehensiveIncomeLoss
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of purchases of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482106/820-10-50-2 + Details
Name: | us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchases
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of sale of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482106/820-10-50-2 + Details
Name: | us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSales
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of settlement of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482106/820-10-50-2 + Details
Name: | us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSettlements
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of transfer of financial instrument classified as an asset into level 3 of the fair value hierarchy. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(3) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482106/820-10-50-2 + Details
Name: | us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoLevel3
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of transfers of financial instrument classified as an asset out of level 3 of the fair value hierarchy. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(3) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482106/820-10-50-2 + Details
Name: | us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Fair value of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c) -SubTopic 10 -Topic 820 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482106/820-10-50-2 + Details
Name: | us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | us-gaap_FairValueByMeasurementFrequencyAxis=us-gaap_FairValueMeasurementsRecurringMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel3Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_InvestmentTypeAxis=us-gaap_EquitySecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_InvestmentTypeAxis=us-gaap_ShortTermInvestmentsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_InformationByCategoryOfDebtSecurityAxis=us-gaap_AvailableforsaleSecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_InvestmentTypeAxis=us-gaap_FixedMaturitiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=us-gaap_AssetBackedSecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=us-gaap_CollateralizedLoanObligationsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=us-gaap_CommercialMortgageBackedSecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=us-gaap_CorporateDebtSecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=us-gaap_ForeignGovernmentDebtSecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=us-gaap_ResidentialMortgageBackedSecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_InformationByCategoryOfDebtSecurityAxis=us-gaap_FairValueOptionOtherEligibleItemsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |