XML 72 R49.htm IDEA: XBRL DOCUMENT
v3.23.1

Adoption of ASU 2018-12 (Summary of Changes in Net Asset Position of Ceded MRBs) (Details) - USD ($) $ in Millions | Mar. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
--- | --- | --- | --- | ---
Total ceded MRBs, net | $ (1,469) | $ (729) |  |
Accounting Standards Update 2018-12 [Member] |  |  |  |
Total ceded MRBs, net |  |  |  | $ 336
Accounting Standards Update 2018-12 [Member] | As Previously Reported [Member] |  |  |  |
Total ceded MRBs, net |  |  |  | 215
Cumulative Effect, Period of Adoption, Adjustment [Member] | Accounting Standards Update 2018-12 [Member] | Retained Earnings [Member] | Revision of Prior Period, Accounting Standards Update, Adjustment [Member] |  |  |  |
Total ceded MRBs, net |  |  |  | 121
Variable Annuities [Member] |  |  |  |
Total ceded MRBs, net | $ (1,412) | $ (662) | $ 2,398 |
Variable Annuities [Member] | Accounting Standards Update 2018-12 [Member] |  |  |  |
Total ceded MRBs, net |  |  |  | 336
Variable Annuities [Member] | Accounting Standards Update 2018-12 [Member] | As Previously Reported [Member] |  |  |  |
Total ceded MRBs, net |  |  |  | 215
Variable Annuities [Member] | Cumulative Effect, Period of Adoption, Adjustment [Member] | Accounting Standards Update 2018-12 [Member] | Retained Earnings [Member] | Revision of Prior Period, Accounting Standards Update, Adjustment [Member] |  |  |  |
Total ceded MRBs, net |  |  |  | $ 121

X
- 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 -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 40 -Section 65 -Paragraph 2 -Subparagraph (h)(1) -URI https://asc.fasb.org/extlink&oid=124501264&loc=SL117420844-207641 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 40 -Section 55 -Paragraph 29G -URI https://asc.fasb.org/extlink&oid=126561865&loc=SL117819547-158441 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 40 -Section 50 -Paragraph 7B -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=124506351&loc=SL117782768-158439 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 40 -Section 45 -Paragraph 3 -URI https://asc.fasb.org/extlink&oid=124509262&loc=SL117780254-158436 + Details
Name: | us-gaap_MarketRiskBenefitAfterIncreaseDecreaseFromInstrumentSpecificCreditRisk
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | us-gaap_AdjustmentsForNewAccountingPronouncementsAxis=us-gaap_AccountingStandardsUpdate201812Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RestatementAxis=srt_ScenarioPreviouslyReportedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_CumulativeEffectPeriodOfAdoptionAxis=srt_CumulativeEffectPeriodOfAdoptionAdjustmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementEquityComponentsAxis=us-gaap_RetainedEarningsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RestatementAxis=srt_RevisionOfPriorPeriodAccountingStandardsUpdateAdjustmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ProductOrServiceAxis=us-gaap_VariableAnnuityMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |