XML 87 R76.htm IDEA: XBRL DOCUMENT
v3.24.1.u1

POLICY LIABILITIES - Schedule of Weighted-Average Interest Rate and Liability for Future Policy Benefit (Details) | Mar. 31, 2024 | Dec. 31, 2023
--- | --- | ---
Cancer | Aflac Japan |  |  |
Liability for Future Policy Benefit, Activity [Line Items] |  |  |
Weighted-average interest, original discount rate | [1] | 3.90% | 3.90%
Weighted-average interest, current discount rate | [1] | 2.00% | 1.80%
Weighted-average liability duration |  | 13 years | 13 years 1 month 6 days
Medical and other health | Aflac Japan |  |  |
Liability for Future Policy Benefit, Activity [Line Items] |  |  |
Weighted-average interest, original discount rate | [1] | 2.50% | 2.60%
Weighted-average interest, current discount rate | [1] | 2.50% | 2.30%
Weighted-average liability duration |  | 24 years 8 months 12 days | 24 years 10 months 24 days
Life insurance | Aflac Japan |  |  |
Liability for Future Policy Benefit, Activity [Line Items] |  |  |
Weighted-average interest, original discount rate | [1] | 2.10% | 2.10%
Weighted-average interest, current discount rate | [1] | 1.90% | 1.70%
Weighted-average liability duration |  | 16 years 3 months 18 days | 16 years 3 months 18 days
Life insurance | Aflac U.S. |  |  |
Liability for Future Policy Benefit, Activity [Line Items] |  |  |
Weighted-average interest, original discount rate | [1] | 3.80% | 3.70%
Weighted-average interest, current discount rate | [1] | 5.30% | 5.30%
Weighted-average liability duration |  | 13 years 9 months 18 days | 13 years 7 months 6 days
Accident | Aflac U.S. |  |  |
Liability for Future Policy Benefit, Activity [Line Items] |  |  |
Weighted-average interest, original discount rate | [1] | 3.90% | 3.90%
Weighted-average interest, current discount rate | [1] | 5.30% | 5.30%
Weighted-average liability duration |  | 8 years | 8 years 1 month 6 days
Disability | Aflac U.S. |  |  |
Liability for Future Policy Benefit, Activity [Line Items] |  |  |
Weighted-average interest, original discount rate | [1] | 4.30% | 4.20%
Weighted-average interest, current discount rate | [1] | 5.20% | 5.30%
Weighted-average liability duration |  | 5 years 7 months 6 days | 5 years 7 months 6 days
Critical Care | Aflac U.S. |  |  |
Liability for Future Policy Benefit, Activity [Line Items] |  |  |
Weighted-average interest, original discount rate | [1] | 4.60% | 4.60%
Weighted-average interest, current discount rate | [1] | 5.30% | 5.30%
Weighted-average liability duration |  | 11 years 2 months 12 days | 11 years 3 months 18 days
Hospital Indemnity | Aflac U.S. |  |  |
Liability for Future Policy Benefit, Activity [Line Items] |  |  |
Weighted-average interest, original discount rate | [1] | 4.50% | 4.40%
Weighted-average interest, current discount rate | [1] | 5.30% | 5.30%
Weighted-average liability duration |  | 9 years 3 months 18 days | 9 years 3 months 18 days
Dental/Vision | Aflac U.S. |  |  |
Liability for Future Policy Benefit, Activity [Line Items] |  |  |
Weighted-average interest, original discount rate | [1] | 4.30% | 4.30%
Weighted-average interest, current discount rate | [1] | 5.30% | 5.30%
Weighted-average liability duration |  | 7 years 10 months 24 days | 7 years 10 months 24 days
Other | Aflac Japan |  |  |
Liability for Future Policy Benefit, Activity [Line Items] |  |  |
Weighted-average interest, original discount rate | [1] | 1.80% | 1.80%
Weighted-average interest, current discount rate | [1] | 2.30% | 2.10%
Weighted-average liability duration |  | 17 years 1 month 6 days | 17 years 3 months 18 days
Other | Aflac U.S. |  |  |
Liability for Future Policy Benefit, Activity [Line Items] |  |  |
Weighted-average interest, original discount rate | [1] | 5.40% | 5.40%
Weighted-average interest, current discount rate | [1] | 5.30% | 5.30%
Weighted-average liability duration |  | 9 years 2 months 12 days | 9 years 4 months 24 days
[1] | The weighted-average interest rates are calculated using the reserve balances as the weights. No adjustments were made to observable market information.

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 Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 944 -SubTopic 40 -Name Accounting Standards Codification -Section 55 -Paragraph 29E -Publisher FASB -URI https://asc.fasb.org//1943274/2147480046/944-40-55-29E Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 944 -SubTopic 40 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480081/944-40-50-6 + Details
Name: | us-gaap_LiabilityForFuturePolicyBenefitActivityLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Current weighted-average discount rate used to measure liability for future policy benefit. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 944 -SubTopic 40 -Name Accounting Standards Codification -Section 55 -Paragraph 29E -Publisher FASB -URI https://asc.fasb.org//1943274/2147480046/944-40-55-29E Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 944 -SubTopic 40 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Subparagraph (b)(6) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480081/944-40-50-6 + Details
Name: | us-gaap_LiabilityForFuturePolicyBenefitCurrentWeightedAverageDiscountRate
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Weighted-average duration of liability for future policy benefit, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 944 -SubTopic 40 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Subparagraph (b)(5) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480081/944-40-50-6 + Details
Name: | us-gaap_LiabilityForFuturePolicyBenefitWeightedAverageDuration
Namespace Prefix: | us-gaap_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | instant

X
- Definition Original weighted-average discount rate at contract issue date used to measure liability for future policy benefit. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 944 -SubTopic 40 -Name Accounting Standards Codification -Section 55 -Paragraph 29E -Publisher FASB -URI https://asc.fasb.org//1943274/2147480046/944-40-55-29E Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 944 -SubTopic 40 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Subparagraph (b)(6) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480081/944-40-50-6 + Details
Name: | us-gaap_LiabilityForFuturePolicyBenefitWeightedAverageInterestAccretionRate
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

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

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=afl_AflacJapanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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

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

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=afl_AflacUSMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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

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

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

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

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

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