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Asset Impairment Expense (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2022 | Jun. 30, 2021 | Jun. 30, 2022 | Jun. 30, 2021
Asset Impairment Expense [Line Items] |  |  |  |
Impairment of Long-Lived Assets Held-for-use | $ 482 | $ 872 | $ 483 | $ 1,345
Other Asset Impairment Charges | 482 | 872 | 483 | 1,345
Other Subsidiaries [Member] |  |  |  |
Asset Impairment Expense [Line Items] |  |  |  |
Impairment of Long-Lived Assets Held-for-use | 7 | 1 | 8 | (1)
AES Puerto Rico |  |  |  |
Asset Impairment Expense [Line Items] |  |  |  |
Impairment of Long-Lived Assets Held-for-use | 0 | 0 | 0 | 475
Assets Carrying Amount Disclosure Nonrecurring |  | 73 |  | 73
AES Puerto Rico | Long Lived Assets Held And Used [Member] |  |  |  |
Asset Impairment Expense [Line Items] |  |  |  |
Other Asset Impairment Charges |  |  |  | 475
Mountain View Power Partners |  |  |  |
Asset Impairment Expense [Line Items] |  |  |  |
Impairment of Long-Lived Assets Held-for-use |  |  | 67 |
Assets Carrying Amount Disclosure Nonrecurring | 11 |  | 11 |
Mountain View Power Partners | Long Lived Assets Held And Used [Member] |  |  |  |
Asset Impairment Expense [Line Items] |  |  |  |
Other Asset Impairment Charges | 0 | 67 | 0 | 67
Angamos [Member] |  |  |  |
Asset Impairment Expense [Line Items] |  |  |  |
Impairment of Long-Lived Assets Held-for-use |  |  | 155 |
Assets Carrying Amount Disclosure Nonrecurring | 86 |  | 86 |
Angamos [Member] | Long Lived Assets Held And Used [Member] |  |  |  |
Asset Impairment Expense [Line Items] |  |  |  |
Other Asset Impairment Charges | 0 | 155 | 0 | 155
Ventanas [Domain] |  |  |  |
Asset Impairment Expense [Line Items] |  |  |  |
Impairment of Long-Lived Assets Held-for-use |  |  | 649 |
Assets Carrying Amount Disclosure Nonrecurring | 12 |  | 12 |
Ventanas [Domain] | Long Lived Assets Held And Used [Member] |  |  |  |
Asset Impairment Expense [Line Items] |  |  |  |
Other Asset Impairment Charges |  |  |  | 67
Ventanas 3 & 4 | Long Lived Assets Held And Used [Member] |  |  |  |
Asset Impairment Expense [Line Items] |  |  |  |
Other Asset Impairment Charges | 0 | 649 | 0 | 649
Maritza |  |  |  |
Asset Impairment Expense [Line Items] |  |  |  |
Impairment of Long-Lived Assets Held-for-use |  |  | 475 |
Assets Carrying Amount Disclosure Nonrecurring | 452 |  | 452 |
Maritza | Long Lived Assets Held And Used [Member] |  |  |  |
Asset Impairment Expense [Line Items] |  |  |  |
Other Asset Impairment Charges | $ 475 | $ 0 | $ 475 | $ 0

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- Definition The aggregate amount of write-downs for impairments recognized during the period for long lived assets held for use (including those held for disposal by means other than sale). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3602-108585 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=109226691&loc=d3e2921-110230 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 45 -Paragraph 4 -URI https://asc.fasb.org/extlink&oid=126905981&loc=d3e2420-110228 + Details
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