Debt - Subsidiary Non-recourse Debt in Default or Accelerated (Details) $ in Millions	Mar. 31, 2024 USD ($)
Nonrecourse Debt Default [Line Items]
Debt Default Amount	$ 174
Materiality threshold for cash distribution from business to Parent	20.00%
Debt defaults at risk of causing cross default	0
Covenant Violation [Member] | AES llumina [Member]
Nonrecourse Debt Default [Line Items]
Debt Default Amount	$ 24
Net Assets	(29)
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	143
Net Assets	$ (29)

[1] Subsidiary Primary Nature of DefaultDebt in Default Net Assets AES Mexico Generation Holdings (TEG and TEP) Covenant$143 $29 AES Ilumina (Puerto Rico)Covenant24 29 AES Jordan SolarCovenant7 11 Total$174  None of the defaults are payment defaults, but are instead technical defaults