XML 87 R59.htm IDEA: XBRL DOCUMENT
v3.25.3

Fair Value (Nonrecurring Measurements) (Details) | 3 Months Ended | 6 Months Ended | 9 Months Ended |  |  |  |
--- | --- | --- | --- | --- | --- | --- | ---
Mar. 31, 2025 USD ($) | Sep. 30, 2024 USD ($) | Jun. 30, 2024 USD ($) | Mar. 31, 2024 USD ($) | Jun. 30, 2024 USD ($) | Sep. 30, 2025 USD ($) | Sep. 30, 2025 ARS ($) | Sep. 30, 2024 USD ($) | Jun. 30, 2025 USD ($) | Dec. 31, 2024 USD ($) | May 15, 2024 USD ($) | Dec. 31, 2023 USD ($)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis with Unobservable Inputs |  | $ (184,000,000) | $ (175,000,000) |  | $ (175,000,000) | $ (161,000,000) |  | $ (184,000,000) | $ (131,000,000) | $ (115,000,000) |  | $ (220,000,000)
Commodity Contract [Member] |  |  |  |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis with Unobservable Inputs |  | (73,000,000) | (71,000,000) |  | (71,000,000) | (15,000,000) |  | (73,000,000) | $ (22,000,000) | $ (21,000,000) |  | $ (110,000,000)
Other Contract [Member] |  |  |  |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis with Unobservable Inputs |  |  |  |  |  | (2,000,000) |  |  |  |  |  |
Commodity Option |  |  |  |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis with Unobservable Inputs |  |  |  |  |  | (16,000,000) |  |  |  |  |  |
Other Credit Derivatives |  |  |  |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis with Unobservable Inputs |  |  |  |  |  | $ 3,000,000 |  |  |  |  |  |
Mong Duong held-for-sale |  |  |  |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Selling Expense | $ 5,000,000 |  |  |  |  |  |  |  |  |  |  |
AES Brasil [Domain] |  |  |  |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Selling Expense |  |  |  |  | 13,000,000 |  |  |  |  |  |  |
Weighted Average [Member] | Commodity |  |  |  |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Derivative, Commodity prices |  |  |  |  |  |  | $ 68.41 |  |  |  |  |
Underlying, Derivative |  |  |  |  |  | 46.87 |  |  |  |  |  |
Maximum [Member] | Commodity |  |  |  |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Derivative, Commodity prices |  |  |  |  |  |  | 132.30 |  |  |  |  |
Underlying, Derivative |  |  |  |  |  | 75.68 |  |  |  |  |  |
Minimum [Member] | Commodity |  |  |  |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Derivative, Commodity prices |  |  |  |  |  |  | $ 13.36 |  |  |  |  |
Underlying, Derivative |  |  |  |  |  | 23.83 |  |  |  |  |  |
Long Lived Assets held and Used | Uplight |  |  |  |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Asset impairment reversals (expense) |  |  |  |  |  | $ 60,000,000 |  |  |  |  |  |
Long Lived Assets held and Used | Carrying Amount [Member] | Uplight |  |  |  |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Assets Carrying Amount Disclosure Nonrecurring |  |  |  |  |  | 60,000,000 |  |  |  |  |  |
Long Lived Assets held and Used | Carrying Amount [Member] | Uplight | Level 1 [Member] |  |  |  |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Assets Carrying Amount Disclosure Nonrecurring |  |  |  |  |  | 0 |  |  |  |  |  |
Long Lived Assets held and Used | Carrying Amount [Member] | Uplight | Level 2 [Member] |  |  |  |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Assets Carrying Amount Disclosure Nonrecurring |  |  |  |  |  | 0 |  |  |  |  |  |
Long Lived Assets held and Used | Carrying Amount [Member] | Uplight | Level 3 [Member] |  |  |  |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Assets Carrying Amount Disclosure Nonrecurring |  |  |  |  |  | $ 0 |  |  |  |  |  |
Disposal Group, Held-for-Sale or Disposed of by Sale, Not Discontinued Operations | Estimate of Fair Value Measurement [Member] | Mong Duong held-for-sale |  |  |  |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Assets Carrying Amount Disclosure Nonrecurring | 383,000,000 | 407,000,000 | 390,000,000 | $ 450,000,000 | 390,000,000 |  |  | 407,000,000 |  |  |  |
Disposal Group, Held-for-Sale or Disposed of by Sale, Not Discontinued Operations | Estimate of Fair Value Measurement [Member] | Mong Duong held-for-sale | Level 1 [Member] |  |  |  |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Assets Carrying Amount Disclosure Nonrecurring | 0 | 0 | 0 | 0 | 0 |  |  | 0 |  |  |  |
Disposal Group, Held-for-Sale or Disposed of by Sale, Not Discontinued Operations | Estimate of Fair Value Measurement [Member] | Mong Duong held-for-sale | Level 2 [Member] |  |  |  |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Assets Carrying Amount Disclosure Nonrecurring | 371,000,000 | 400,000,000 | 389,000,000 | 413,000,000 | 389,000,000 |  |  | 400,000,000 |  |  |  |
Disposal Group, Held-for-Sale or Disposed of by Sale, Not Discontinued Operations | Estimate of Fair Value Measurement [Member] | Mong Duong held-for-sale | Level 3 [Member] |  |  |  |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Assets Carrying Amount Disclosure Nonrecurring | 0 | 0 | 0 | 0 | 0 |  |  | 0 |  |  |  |
Disposal Group, Held-for-Sale or Disposed of by Sale, Not Discontinued Operations | Estimate of Fair Value Measurement [Member] | AES Brasil [Domain] |  |  |  |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Assets Carrying Amount Disclosure Nonrecurring |  | 1,581,000,000 |  |  |  |  |  | 1,581,000,000 |  |  | $ 1,577,000,000 |
Disposal Group, Held-for-Sale or Disposed of by Sale, Not Discontinued Operations | Estimate of Fair Value Measurement [Member] | AES Brasil [Domain] | Level 1 [Member] |  |  |  |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Assets Carrying Amount Disclosure Nonrecurring |  | 0 |  |  |  |  |  | 0 |  |  | 0 |
Disposal Group, Held-for-Sale or Disposed of by Sale, Not Discontinued Operations | Estimate of Fair Value Measurement [Member] | AES Brasil [Domain] | Level 2 [Member] |  |  |  |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Assets Carrying Amount Disclosure Nonrecurring |  | 1,548,000,000 |  |  |  |  |  | 1,548,000,000 |  |  | 1,565,000,000 |
Disposal Group, Held-for-Sale or Disposed of by Sale, Not Discontinued Operations | Estimate of Fair Value Measurement [Member] | AES Brasil [Domain] | Level 3 [Member] |  |  |  |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Assets Carrying Amount Disclosure Nonrecurring |  | 0 |  |  |  |  |  | 0 |  |  | $ 0 |
Disposal Group, Held-for-Sale or Disposed of by Sale, Not Discontinued Operations | Mong Duong held-for-sale |  |  |  |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Asset impairment reversals (expense) | $ 17,000,000 | $ 11,000,000 | $ 6,000,000 | $ 37,000,000 |  |  |  |  |  |  |  |
Disposal Group, Held-for-Sale or Disposed of by Sale, Not Discontinued Operations | AES Brasil [Domain] |  |  |  |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Asset impairment reversals (expense) |  |  |  |  | $ 25,000,000 |  |  | $ 55,000,000 |  |  |  |

X
- Definition This element represents the aggregate carrying amount of the assets measured at fair value on a nonrecurring basis by the entity before the recognition of impairment charges. + References No definition available. + Details
Name: | aes_AssetsCarryingAmountDisclosureNonrecurring
Namespace Prefix: | aes_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Derivative, Commodity prices + References No definition available. + Details
Name: | aes_DerivativeCommodityPrices
Namespace Prefix: | aes_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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 820 -SubTopic 10 -Name Accounting Standards Codification -Section 55 -Paragraph 100 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482078/820-10-55-100 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-3 + Details
Name: | us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition 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. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-3 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2 + Details
Name: | us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisWithUnobservableInputs
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The charge against earnings resulting from the write down of long lived assets other than goodwill due to the difference between the carrying value and lower fair value. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 230 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 28 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482740/230-10-45-28 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 360 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482099/360-10-50-2 + Details
Name: | us-gaap_OtherAssetImpairmentCharges
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Expenses recognized in the period that are directly related to the selling and distribution of products or services. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 220 -SubTopic 40 -Name Accounting Standards Codification -Section 55 -Paragraph 25 -Publisher FASB -URI https://asc.fasb.org/1943274/2147476153/220-40-55-25 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Topic 220 -SubTopic 40 -Name Accounting Standards Codification -Section 55 -Paragraph 19 -Publisher FASB -URI https://asc.fasb.org/1943274/2147476153/220-40-55-19 Reference 3: http://www.xbrl.org/2003/role/exampleRef -Topic 220 -SubTopic 40 -Name Accounting Standards Codification -Section 55 -Paragraph 12 -Publisher FASB -URI https://asc.fasb.org/1943274/2147476153/220-40-55-12 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 220 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03(4)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147483621/220-10-S99-2 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Topic 220 -SubTopic 40 -Name Accounting Standards Codification -Section 50 -Paragraph 35 -Publisher FASB -URI https://asc.fasb.org/1943274/2147476148/220-40-50-35 + Details
Name: | us-gaap_SellingExpense
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Specified interest rate, security price, commodity price, foreign exchange rate, index of prices or rates for a derivative contract but not the derivative contract itself. + References No definition available. + Details
Name: | us-gaap_UnderlyingDerivative
Namespace Prefix: | us-gaap_
Data Type: | srt-types:perUnitItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_DerivativeInstrumentRiskAxis=us-gaap_CommodityContractMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DerivativeInstrumentRiskAxis=us-gaap_OtherContractMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DerivativeInstrumentRiskAxis=us-gaap_CommodityOptionMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DerivativeInstrumentRiskAxis=us-gaap_OtherCreditDerivativesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=aes_MongDuongHeldForSaleMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=aes_AESBrasilDomain
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_WeightedAverageMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DerivativeInstrumentRiskAxis=us-gaap_CommodityMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_MaximumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_MinimumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FairValueByAssetClassAxis=aes_LongLivedAssetsHeldAndUsedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=aes_UplightMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FairValueByMeasurementBasisAxis=us-gaap_CarryingReportedAmountFairValueDisclosureMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel1Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel2Member
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_FairValueByAssetClassAxis=us-gaap_DisposalGroupHeldForSaleOrDisposedOfBySaleNotDiscontinuedOperationsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FairValueByMeasurementBasisAxis=us-gaap_EstimateOfFairValueFairValueDisclosureMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |