XML 94 R83.htm IDEA: XBRL DOCUMENT
v3.25.2

POLICY LIABILITIES - Summary of Discounted Expected Future Gross Premiums and Future Benefits and Expenses (Details) - USD ($) $ in Millions | Jun. 30, 2025 | Dec. 31, 2024 | Dec. 31, 2023
--- | --- | --- | ---
Liability for Future Policy Benefit, Activity [Line Items] |  |  |
Gross Premiums | $ 108,491 | $ 105,686 |
Benefits and Expenses | 113,560 | 111,508 |
Aflac Japan | Cancer |  |  |
Liability for Future Policy Benefit, Activity [Line Items] |  |  |
Gross Premiums | 41,068 | 40,170 |
Benefits and Expenses | 41,726 | 40,781 | $ 50,161
Aflac Japan | Medical and other health |  |  |
Liability for Future Policy Benefit, Activity [Line Items] |  |  |
Gross Premiums | 25,563 | 25,171 |
Benefits and Expenses | 20,664 | 20,606 | 25,257
Aflac Japan | Life insurance |  |  |
Liability for Future Policy Benefit, Activity [Line Items] |  |  |
Gross Premiums | 9,791 | 9,367 |
Benefits and Expenses | 24,451 | 24,265 | 29,731
Aflac Japan | Other |  |  |
Liability for Future Policy Benefit, Activity [Line Items] |  |  |
Gross Premiums | 1,222 | 1,204 |
Benefits and Expenses | 4,255 | 4,225 | 5,178
Aflac U.S. | Life insurance |  |  |
Liability for Future Policy Benefit, Activity [Line Items] |  |  |
Gross Premiums | 2,215 | 2,050 |
Benefits and Expenses | 1,980 | 1,847 | 1,764
Aflac U.S. | Accident |  |  |
Liability for Future Policy Benefit, Activity [Line Items] |  |  |
Gross Premiums | 6,100 | 6,057 |
Benefits and Expenses | 3,154 | 3,127 | 3,109
Aflac U.S. | Disability |  |  |
Liability for Future Policy Benefit, Activity [Line Items] |  |  |
Gross Premiums | 4,462 | 4,404 |
Benefits and Expenses | 2,367 | 2,330 | 2,422
Aflac U.S. | Critical Care |  |  |
Liability for Future Policy Benefit, Activity [Line Items] |  |  |
Gross Premiums | 12,147 | 11,900 |
Benefits and Expenses | 10,942 | 10,701 | 11,290
Aflac U.S. | Hospital Indemnity |  |  |
Liability for Future Policy Benefit, Activity [Line Items] |  |  |
Gross Premiums | 3,403 | 3,312 |
Benefits and Expenses | 1,947 | 1,897 | 1,943
Aflac U.S. | Dental/Vision |  |  |
Liability for Future Policy Benefit, Activity [Line Items] |  |  |
Gross Premiums | 768 | 761 |
Benefits and Expenses | 452 | 441 | 478
Aflac U.S. | Other |  |  |
Liability for Future Policy Benefit, Activity [Line Items] |  |  |
Gross Premiums | 1,752 | 1,290 |
Benefits and Expenses | $ 1,622 | $ 1,288 | $ 798

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/disclosureRef -Topic 944 -SubTopic 40 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480081/944-40-50-6 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 Reference 3: 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 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 944 -SubTopic 40 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Subparagraph (b)(4) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480081/944-40-50-6 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Topic 944 -SubTopic 40 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Subparagraph (b)(3) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480081/944-40-50-6 Reference 6: http://www.xbrl.org/2003/role/disclosureRef -Topic 944 -SubTopic 40 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Subparagraph (b)(2) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480081/944-40-50-6 Reference 7: http://www.xbrl.org/2003/role/disclosureRef -Topic 944 -SubTopic 40 -Name Accounting Standards Codification -Section 65 -Paragraph 2 -Subparagraph (g)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480016/944-40-65-2 Reference 8: http://www.xbrl.org/2003/role/disclosureRef -Topic 944 -SubTopic 40 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Subparagraph (b)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480081/944-40-50-6 Reference 9: 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 10: 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 Amount, before effect of reinsurance, of discounted balance for expected future gross premium component of liability for future policy benefit. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 944 -SubTopic 40 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Subparagraph (b)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480081/944-40-50-6 + Details
Name: | us-gaap_LiabilityForFuturePolicyBenefitExpectedFutureGrossPremiumDiscountedBeforeReinsurance
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount, before effect of reinsurance and after current period update of cash flow assumption and discount rate change, of expected future policy benefit and expense component of liability for future policy benefit. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 944 -SubTopic 40 -Name Accounting Standards Codification -Section 65 -Paragraph 2 -Subparagraph (g)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480016/944-40-65-2 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 944 -SubTopic 40 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Subparagraph (b)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480081/944-40-50-6 Reference 3: 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 4: 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_LiabilityForFuturePolicyBenefitExpectedFuturePolicyBenefitBeforeReinsuranceAfterDiscountRateChange
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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

X
- Details
Name: | srt_ProductOrServiceAxis=afl_CancerMember
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: | srt_ProductOrServiceAxis=afl_OtherInsuranceMember
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: |