XML 225 R181.htm IDEA: XBRL DOCUMENT
v3.22.0.1

Schedule I - Condensed Financial Information of Parent (Guarantees and Letters of Credit) (Details) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2021 USD ($) agreement
Condensed Financial Statements, Captions [Line Items] |
Obligations number of agreements | agreement | 149
Guarantor Obligations, Maximum Exposure, Undiscounted | $ 2,331
Guarantees [Member] | Parent Company |
Condensed Financial Statements, Captions [Line Items] |
Obligations number of agreements | agreement | 90
Guarantor Obligations, Maximum Exposure, Undiscounted | $ 2,200
Standby Letters of Credit [Member] | Minimum |
Condensed Financial Statements, Captions [Line Items] |
Line of Credit Facility, Unused Capacity, Commitment Fee Percentage | 1.00%
Standby Letters of Credit [Member] | Maximum |
Condensed Financial Statements, Captions [Line Items] |
Line of Credit Facility, Unused Capacity, Commitment Fee Percentage | 3.00%
Guarantee Obligations [Member] |
Condensed Financial Statements, Captions [Line Items] |
Obligations number of agreements | agreement | 90
Guarantor Obligations, Maximum Exposure, Undiscounted | $ 2,162
Guarantee Obligations [Member] | Minimum |
Condensed Financial Statements, Captions [Line Items] |
Loss Contingency, Estimate of Possible Loss | 0
Guarantee Obligations [Member] | Maximum |
Condensed Financial Statements, Captions [Line Items] |
Loss Contingency, Estimate of Possible Loss | $ 400
Unsecured Debt [Member] | Financial Standby Letter of Credit [Member] |
Condensed Financial Statements, Captions [Line Items] |
Obligations number of agreements | agreement | 31
Guarantor Obligations, Maximum Exposure, Undiscounted | $ 119
Unsecured Debt [Member] | Financial Standby Letter of Credit [Member] | Minimum |
Condensed Financial Statements, Captions [Line Items] |
Loss Contingency, Estimate of Possible Loss | 0
Unsecured Debt [Member] | Financial Standby Letter of Credit [Member] | Maximum |
Condensed Financial Statements, Captions [Line Items] |
Loss Contingency, Estimate of Possible Loss | $ 42
Secured Debt [Member] | Financial Standby Letter of Credit [Member] |
Condensed Financial Statements, Captions [Line Items] |
Obligations number of agreements | agreement | 26
Guarantor Obligations, Maximum Exposure, Undiscounted | $ 48
Secured Debt [Member] | Financial Standby Letter of Credit [Member] | Minimum |
Condensed Financial Statements, Captions [Line Items] |
Loss Contingency, Estimate of Possible Loss | 0
Secured Debt [Member] | Financial Standby Letter of Credit [Member] | Maximum |
Condensed Financial Statements, Captions [Line Items] |
Loss Contingency, Estimate of Possible Loss | $ 16

X
- Definition Number of agreements under which the Parent Company has contingent contractual obligations. + References No definition available. + Details
Name: | aes_ObligationsNumberOfAgreements
Namespace Prefix: | aes_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- References No definition available. + Details
Name: | srt_CondensedFinancialStatementsCaptionsLineItems
Namespace Prefix: | srt_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Maximum potential amount of future payments (undiscounted) the guarantor could be required to make under the guarantee or each group of similar guarantees before reduction for potential recoveries under recourse or collateralization provisions. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 460 -SubTopic 10 -Section 50 -Paragraph 4 -Subparagraph (b)(1) -URI http://asc.fasb.org/extlink&oid=124440162&loc=d3e12069-110248 + Details
Name: | us-gaap_GuaranteeObligationsMaximumExposure
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The fee, expressed as a percentage of the line of credit facility, for available but unused credit capacity under the credit facility. + References No definition available. + Details
Name: | us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Reflects the estimated amount of loss from the specified contingency as of the balance sheet date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121557415&loc=d3e14435-108349 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section 50 -Paragraph 9 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121557415&loc=d3e14557-108349 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 460 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=124440162&loc=d3e12021-110248 + Details
Name: | us-gaap_LossContingencyEstimateOfPossibleLoss
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | us-gaap_LossContingenciesByNatureOfContingencyAxis=us-gaap_GuaranteesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ConsolidatedEntitiesAxis=srt_ParentCompanyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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

X
- Details
Name: | us-gaap_LossContingenciesByNatureOfContingencyAxis=us-gaap_GuaranteeObligationsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LongtermDebtTypeAxis=us-gaap_UnsecuredDebtMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LossContingenciesByNatureOfContingencyAxis=us-gaap_FinancialStandbyLetterOfCreditMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LongtermDebtTypeAxis=us-gaap_SecuredDebtMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |