XML 210 R117.htm IDEA: XBRL DOCUMENT
v2.4.1.9

Contingencies (Details) (USD $) In Millions, unless otherwise specified | 12 Months Ended
--- | ---
Dec. 31, 2014 agreement
Guarantees Letters Of Credit [Abstract] |
Lower limit of expiration dates of guarantees (less than one year) | 1 year
Upper limit of expiration dates of guarantees (more than 20 years) | 20 years
Obligations made by the Parent Company associated with non-recourse debt | $ 24 aes_ContingentContractualObligationsAssociatedWithNonrecourseDebt
Contingent Contractual Obligations [Line Items] |
Amount | 552 aes_ObligationsMaximumExposureTotal
Number of Agreements | 31 aes_ObligationsNumberOfAgreements
Parent Company |
Contingent Contractual Obligations [Line Items] |
Letter Of Credit Fee Range Minimum | 0.20%aes_LetterOfCreditFeeRangeMinimum / dei_LegalEntityAxis = us-gaap_ParentCompanyMember
Letter Of Credit Fee Range Maximum | 2.50%aes_LetterOfCreditFeeRangeMaximum / dei_LegalEntityAxis = us-gaap_ParentCompanyMember
Guarantees and commitments |
Contingent Contractual Obligations [Line Items] |
Amount | 390 aes_ObligationsMaximumExposureTotal / aes_ContingentContractualObligationsByTypeAxis = us-gaap_GuaranteesMember
Number of Agreements | 16 aes_ObligationsNumberOfAgreements / aes_ContingentContractualObligationsByTypeAxis = us-gaap_GuaranteesMember
Maximum Exposure Range, Lower Limit | 1 aes_GuarantorObligationsMaximumExposureRangeLowerLimit / aes_ContingentContractualObligationsByTypeAxis = us-gaap_GuaranteesMember
Maximum exposure range, upper limit | 53 aes_GuarantorObligationsMaximumExposureRangeUpperLimit / aes_ContingentContractualObligationsByTypeAxis = us-gaap_GuaranteesMember
Asset sale related indemnities |
Contingent Contractual Obligations [Line Items] |
Amount | 27 aes_ObligationsMaximumExposureTotal / aes_ContingentContractualObligationsByTypeAxis = aes_AssetSaleRelatedIndemnitiesMember
Number of Agreements | 1 aes_ObligationsNumberOfAgreements / aes_ContingentContractualObligationsByTypeAxis = aes_AssetSaleRelatedIndemnitiesMember
Maximum exposure range, upper limit | 27 aes_GuarantorObligationsMaximumExposureRangeUpperLimit / aes_ContingentContractualObligationsByTypeAxis = aes_AssetSaleRelatedIndemnitiesMember
Cash collateralized letters of credit |
Contingent Contractual Obligations [Line Items] |
Amount | 74 aes_ObligationsMaximumExposureTotal / aes_ContingentContractualObligationsByTypeAxis = aes_CashCollateralizedLettersOfCreditMember
Number of Agreements | 9 aes_ObligationsNumberOfAgreements / aes_ContingentContractualObligationsByTypeAxis = aes_CashCollateralizedLettersOfCreditMember
Maximum Exposure Range, Lower Limit | 1 aes_GuarantorObligationsMaximumExposureRangeLowerLimit / aes_ContingentContractualObligationsByTypeAxis = aes_CashCollateralizedLettersOfCreditMember
Maximum exposure range, upper limit | 47 aes_GuarantorObligationsMaximumExposureRangeUpperLimit / aes_ContingentContractualObligationsByTypeAxis = aes_CashCollateralizedLettersOfCreditMember
Cash collateralized letters of credit | Parent Company |
Contingent Contractual Obligations [Line Items] |
Amount | 74 aes_ObligationsMaximumExposureTotal / aes_ContingentContractualObligationsByTypeAxis = aes_CashCollateralizedLettersOfCreditMember / dei_LegalEntityAxis = us-gaap_ParentCompanyMember
Letters of credit under the senior secured credit facility |
Contingent Contractual Obligations [Line Items] |
Number of Agreements | 5 aes_ObligationsNumberOfAgreements / aes_ContingentContractualObligationsByTypeAxis = us-gaap_LetterOfCreditMember
Letters of credit outstanding | 61 us-gaap_LettersOfCreditOutstandingAmount / aes_ContingentContractualObligationsByTypeAxis = us-gaap_LetterOfCreditMember
Maximum Exposure Range, Lower Limit | 1 aes_GuarantorObligationsMaximumExposureRangeLowerLimit / aes_ContingentContractualObligationsByTypeAxis = us-gaap_LetterOfCreditMember
Maximum exposure range, upper limit | $ 29 aes_GuarantorObligationsMaximumExposureRangeUpperLimit / aes_ContingentContractualObligationsByTypeAxis = us-gaap_LetterOfCreditMember

X
- Definition Contingent contractual obligations made by the Parent Company for the direct benefit of the lenders associated with the non-recourse debt of subsidiary businesses. + References No definition available. + Details
Name: | aes_ContingentContractualObligationsAssociatedWithNonrecourseDebt
Namespace Prefix: | aes_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | aes_ContingentContractualObligationsLineItems
Namespace Prefix: | aes_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | aes_GuaranteesLettersOfCreditAbstract
Namespace Prefix: | aes_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Guarantor Obligations, Expiration Dates, Lower Limit + References No definition available. + Details
Name: | aes_GuarantorObligationsExpirationDatesLowerLimit
Namespace Prefix: | aes_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Guarantor Obligations, Expiration Dates, Upper Limit + References No definition available. + Details
Name: | aes_GuarantorObligationsExpirationDatesUpperLimit
Namespace Prefix: | aes_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Guarantor Obligations, Maximum Exposure Range, Lower Limit + References No definition available. + Details
Name: | aes_GuarantorObligationsMaximumExposureRangeLowerLimit
Namespace Prefix: | aes_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Guarantor Obligations, Maximum Exposure Range, Upper Limit + References No definition available. + Details
Name: | aes_GuarantorObligationsMaximumExposureRangeUpperLimit
Namespace Prefix: | aes_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The maximum of the per annum range of letter of credit fees as a percent of the outstanding amount. + References No definition available. + Details
Name: | aes_LetterOfCreditFeeRangeMaximum
Namespace Prefix: | aes_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition The minimum of the per annum range of letter of credit fees as a percent of the outstanding amount. + References No definition available. + Details
Name: | aes_LetterOfCreditFeeRangeMinimum
Namespace Prefix: | aes_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Total maximum potential amount of future payments (undiscounted) the Parent Company could be required to make under the obligation or each group of similar obligations before reduction for potential recoveries under recourse or collateralization provisions. + References No definition available. + Details
Name: | aes_ObligationsMaximumExposureTotal
Namespace Prefix: | aes_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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
- Definition The total amount of the contingent obligation under letters of credit outstanding as of the reporting date. + References No definition available. + Details
Name: | us-gaap_LettersOfCreditOutstandingAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | aes_ContingentContractualObligationsByTypeAxis=aes_AssetSaleRelatedIndemnitiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | aes_ContingentContractualObligationsByTypeAxis=aes_CashCollateralizedLettersOfCreditMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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

X
- Details
Name: | aes_ContingentContractualObligationsByTypeAxis=us-gaap_LetterOfCreditMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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