XML 141 R97.htm IDEA: XBRL DOCUMENT
v3.22.0.1

Investments In and Advances To Affiliates - Effective Equity Ownership Interest and Carrying Values (Details) - USD ($) $ in Millions | Dec. 31, 2021 | Sep. 30, 2021 | Jun. 30, 2021 | Mar. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
--- | --- | --- | --- | --- | --- | ---
Investments in and Advances to Affiliates [Line Items] |  |  |  |  |  |  |
Investments in and advances to affiliates |  | $ 1,080 |  |  |  | $ 835 | $ 966
Other long-term liabilities |  | 3,358 |  |  |  | 3,241 |
sPower [Member] |  |  |  |  |  |  |
Investments in and Advances to Affiliates [Line Items] |  |  |  |  |  |  |
Investments in and advances to affiliates |  | $ 492 |  |  |  | $ 551 |
Equity Method Investment, Ownership Percentage |  | 50.00% |  |  |  | 50.00% |
Equity Method Investment, Ownership Acquired |  | 25.00% |  |  |  |  |
Uplight |  |  |  |  |  |  |
Investments in and Advances to Affiliates [Line Items] |  |  |  |  |  |  |
Investments in and advances to affiliates |  | $ 103 |  |  |  | $ 85 |
Equity Method Investment, Ownership Percentage |  | 29.40% | 29.60% | 32.30% |  | 32.00% |
Eolica Mesa La Paz [Member] |  |  |  |  |  |  |
Investments in and Advances to Affiliates [Line Items] |  |  |  |  |  |  |
Investments in and advances to affiliates | [1] | $ 48 |  |  |  | $ 60 |
Equity Method Investment, Ownership Percentage | [1] | 50.00% |  |  |  | 50.00% |
Energía Natural Dominicana Enadom |  |  |  |  |  |  |
Investments in and Advances to Affiliates [Line Items] |  |  |  |  |  |  |
Investments in and advances to affiliates |  | $ 53 |  |  |  | $ 49 |
Equity Method Investment, Ownership Percentage |  | 43.00% |  |  |  | 43.00% |
Guacolda Affiliate [Member] |  |  |  |  |  |  |
Investments in and Advances to Affiliates [Line Items] |  |  |  |  |  |  |
Equity Method Investment, Ownership Percentage |  |  |  | 50.00% |  |  |
Barry |  |  |  |  |  |  |
Investments in and Advances to Affiliates [Line Items] |  |  |  |  |  |  |
Investments in and advances to affiliates | [2] | $ 0 |  |  |  | $ 0 |
Equity Method Investment, Ownership Percentage | [2] | 100.00% |  |  |  | 100.00% |
Grupo Energia Gas Panama |  |  |  |  |  |  |
Investments in and Advances to Affiliates [Line Items] |  |  |  |  |  |  |
Investments in and advances to affiliates |  | $ 41 |  |  |  | $ 0 |
Equity Method Investment, Ownership Percentage |  | 49.00% |  |  |  | 0.00% |
Colon [Domain] |  |  |  |  |  |  |
Investments in and Advances to Affiliates [Line Items] |  |  |  |  |  |  |
Due from Affiliates |  |  |  |  |  | $ 67 |
Fluence [Member] |  |  |  |  |  |  |
Investments in and Advances to Affiliates [Line Items] |  |  |  |  |  |  |
Investments in and advances to affiliates |  | $ 304 |  |  |  | $ 0 |
Equity Method Investment, Ownership Percentage |  | 34.00% |  | 43.20% | 50.00% | 50.00% |
Other long-term liabilities |  |  |  |  |  | $ 12 |
Other Affiliates [Member] |  |  |  |  |  |  |
Investments in and Advances to Affiliates [Line Items] |  |  |  |  |  |  |
Investments in and advances to affiliates | [3] | $ 39 |  |  |  | $ 90 |
[1] | The Company's ownership in Energía Natural Dominicana Enadom is held through Andres, an 85%-owned consolidated subsidiary. Andres owns 50% of Energía Natural Dominicana Enadom, resulting in an AES effective ownership of 43%.
[2] | Represents a VIE in which the Company holds a variable interest, but is not the primary beneficiary.
[3] | Includes Bosforo and Tucano equity method investments, and others. During 2020, a $67 million loan facility was granted from Colon to Gas Natural Atlántico II that was eliminated due to consolidation in 2021.

X
- Definition Equity Method Investment, Ownership Acquired + References No definition available. + Details
Name: | aes_EquityMethodInvestmentOwnershipAcquired
Namespace Prefix: | aes_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition For an unclassified balance sheet, amount of receivables due from an entity that is affiliated with the reporting entity by means of direct or indirect ownership. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 850 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6457730&loc=d3e39599-107864 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03.3) -URI http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 850 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=6457730&loc=d3e39549-107864 + Details
Name: | us-gaap_DueFromAffiliates
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 323 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=114001798&loc=d3e33918-111571 + Details
Name: | us-gaap_EquityMethodInvestmentOwnershipPercentage
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Amount of investment in equity method investee and investment in and advance to affiliate. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.12) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
Name: | us-gaap_InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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 No definition available. + Details
Name: | us-gaap_InvestmentsInAndAdvancesToAffiliatesLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of liabilities classified as other, due after one year or the normal operating cycle, if longer. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.24) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
Name: | us-gaap_OtherLiabilitiesNoncurrent
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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

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

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

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

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

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

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

X
- Details
Name: | us-gaap_InvestmentsInAndAdvancesToAffiliatesCategorizationAxis=us-gaap_OtherAffiliatesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |