Debt - Subsidiary Non-recourse Debt in Default or Accelerated (Details) $ in Millions	Sep. 30, 2023 USD ($)
Nonrecourse Debt Default [Line Items]
Debt Default Amount	$ 332
Materiality threshold for cash distribution from business to Parent	20.00%
Debt defaults at risk of causing cross default	0
Covenant and Payment Violation | AES Puerto Rico
Nonrecourse Debt Default [Line Items]
Debt Default Amount	$ 143
Net Assets	(169)
Covenant Violation [Member] | AES llumina [Member]
Nonrecourse Debt Default [Line Items]
Debt Default Amount	25
Net Assets	(28)
Covenant Violation [Member] | Jordan (IPP1 & IPP4)
Nonrecourse Debt Default [Line Items]
Debt Default Amount	7	[1]
Net Assets	(11)	[1]
Covenant Violation [Member] | AES Mexico Generation Holdings
Nonrecourse Debt Default [Line Items]
Debt Default Amount	157
Net Assets	$ (50)

[1] Subsidiary Primary Nature of DefaultDebt in DefaultNet Assets (Liabilities) AES Mexico Generation Holdings (TEG and TEP) (1) Covenant$157 $50 AES Puerto RicoCovenant/Payment143 (169)AES Ilumina (Puerto Rico)Covenant25 28 AES Jordan SolarCovenant7 11 Total$332  _____________________________ (1)On October 3, 2023, AES Mexico Generation Holdings failed to comply with a covenant on its debt, resulting in a technical default. The associated non-recourse debt is classified as current in the accompanying Condensed Consolidated Balance Sheets. The amounts in default related to AES Puerto Rico are covenant and payment defaults. In July 2023, AES Puerto Rico signed forbearance and standstill agreements with its noteholders because of the insufficiency of funds to meet the principal and interest obligations on its Series A Bond Loans due and payable on June 1, 2023, and going forward. AES Puerto Rico continues to work with PREPA and its noteholders on these liquidity challenges. These agreements will expire on December 31, 2023.