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Debt - Subsidiary Non-recourse Debt in Default or Accelerated (Details) $ in Millions | Mar. 31, 2019 USD ($)
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Nonrecourse Debt Default [Line Items] |
Materiality threshold for cash distribution from business to Parent | 20.00%
Debt defaults at risk of causing cross default | 0
Debt Default Amount | $ 345
Covenant Violation [Member] | PUERTO RICO |
Nonrecourse Debt Default [Line Items] |
Net Assets | 151
Debt Default Amount | 311
Covenant Violation [Member] | AES llumina [Member] |
Nonrecourse Debt Default [Line Items] |
Net Assets | 18
Debt Default Amount | $ 34

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- Definition Amount of outstanding debt or borrowing associated with any securities or credit agreement for which there has been a default in principal, interest, sinking fund, or redemption provisions, or any breach of covenant that existed at the end of the period and subsequently has not been cured. + References No definition available. + Details
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Balance Type: | credit
Period Type: | instant

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- Definition debt defaults at risk of causing cross default + References No definition available. + Details
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Balance Type: | na
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- Definition Materiality threshold for cash distribution from business to Parent + References No definition available. + Details
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Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

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- Definition -- None. No documentation exists for this element. -- + References No definition available. + Details
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Namespace Prefix: | aes_
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Balance Type: | na
Period Type: | duration

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Balance Type: | debit
Period Type: | instant

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- Details
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Namespace Prefix: |
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Balance Type: |
Period Type: |

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- Details
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Namespace Prefix: |
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- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |