Name:	aes_ContingentContractualObligationsLineItems
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Data Type:	xbrli:stringItemType
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Period Type:	duration

-- None. No documentation exists for this element. --

No definition available.

Name:	aes_GuaranteesLettersOfCreditAbstract
Namespace Prefix:	aes_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

Number of agreements under which the Parent Company has contingent contractual obligations.

No definition available.

Name:	aes_ObligationsNumberOfAgreements
Namespace Prefix:	aes_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

Total costs accrued as of the balance sheet date for environmental loss contingencies.

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Name:	us-gaap_AccrualForEnvironmentalLossContingencies
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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

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.

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Name:	us-gaap_GuaranteeObligationsMaximumExposure
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Describe the approximate term of the guarantee or each group of similar guarantees.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
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Name:	us-gaap_GuaranteeObligationsTerm
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Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

The fee, expressed as a percentage of the line of credit facility, for available but unused credit capacity under the credit facility.

No definition available.

Name:	us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

Amount of loss contingency liability.

Name:	us-gaap_LossContingencyAccrualAtCarryingValue
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Reflects the estimated amount of loss from the specified contingency as of the balance sheet date.

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Name:	us-gaap_LossContingencyEstimateOfPossibleLoss
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

Name:	us-gaap_LossContingenciesByNatureOfContingencyAxis=aes_LitigationMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	us-gaap_LossContingenciesByNatureOfContingencyAxis=us-gaap_EnvironmentalRemediationContingencyDomain
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

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

Name:	us-gaap_LossContingenciesByNatureOfContingencyAxis=us-gaap_IndemnificationGuaranteeMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	srt_RangeAxis=srt_MinimumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	us-gaap_LossContingenciesByNatureOfContingencyAxis=us-gaap_StandbyLettersOfCreditMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	srt_RangeAxis=srt_MaximumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

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

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