Risks And Uncertainties (Details) $ in Millions	12 Months Ended
	Dec. 31, 2023 USD ($) integer business segment	Dec. 31, 2022 USD ($) integer	Dec. 31, 2021 integer
Unusual Risk or Uncertainty [Line Items]
Number of Reportable Segments | segment	4
Segment Reporting, Additional Information about Entity's Reportable Segments | business	2
Cash and Cash Equivalents, at Carrying Value	$ 1,426	$ 1,374
Percentage of Total Revenue Non-U.S.	65.00%
Number Of Single Customers That Accounted For Ten Percent Or More Of Total Revenue | integer	0	0	0
AES Puerto Rico
Unusual Risk or Uncertainty [Line Items]
Long Lived Assets Held And Used	$ 76
Cash and Cash Equivalents [Member]
Unusual Risk or Uncertainty [Line Items]
Cash and Cash Equivalents, at Carrying Value	$ 1,400