v3.25.2
Debt - Recourse Debt (Details)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2025
USD ($)
Jun. 30, 2024
USD ($)
Jun. 30, 2025
USD ($)
Jun. 30, 2024
USD ($)
Sep. 30, 2025
Dec. 31, 2024
USD ($)
Jun. 30, 2023
USD ($)
Debt Instrument [Line Items]              
Borrowings under the revolving credit facilities     $ 2,128 $ 4,003      
Loss on extinguishment of debt $ (5) $ (9) (13) (10)      
Proceeds From Issuance Of Nonrecourse Debt     $ 2,332 $ 3,798      
Debt defaults at risk of causing cross default 0   0        
Disposal Group, Held-for-sale, Not Discontinued Operations [Member] | Jordan (IPP1 & IPP4)              
Debt Instrument [Line Items]              
Sale of Stock, Percentage of Ownership after Transaction     10.00%        
AES Andes | Nonrecourse [Member]              
Debt Instrument [Line Items]              
Proceeds from Issuance of Debt     $ 520        
3.30% Senior Notes due 2025 [Domain] | Recourse              
Debt Instrument [Line Items]              
Debt Instrument, Interest Rate, Stated Percentage 3.30%   3.30%        
Loss on extinguishment of debt     $ 2        
Andes Senior Notes due 2032 | AES Andes | Nonrecourse [Member]              
Debt Instrument [Line Items]              
Proceeds from Issuance of Debt     $ 400        
Debt Instrument, Interest Rate, Stated Percentage 6.25%   6.25%        
Senior Notes due 2032 | Recourse              
Debt Instrument [Line Items]              
Issued senior notes $ 800   $ 800        
Debt Instrument, Interest Rate, Stated Percentage 5.80%   5.80%        
Variable Rate [Domain] | Notes Payable to Banks              
Debt Instrument [Line Items]              
Non-recourse debt $ 12,300   $ 12,300        
Corporate and Other [Member] | Revolving Credit Facility [Member] | Senior Notes [Member]              
Debt Instrument [Line Items]              
Issued senior notes 1,800   1,800        
Corporate and Other [Member] | Revolving Credit Facility due 2026 | Senior Notes [Member]              
Debt Instrument [Line Items]              
Issued senior notes           $ 300  
Corporate and Other [Member] | Revolving Credit Facility due 2027 | Senior Notes [Member]              
Debt Instrument [Line Items]              
Issued senior notes 1,500   1,500     $ 1,500  
Corporate and Other [Member] | Commercial Paper              
Debt Instrument [Line Items]              
Commercial Paper Maximum Borrowings             $ 750
Commercial Paper Outstanding Borrowings     67        
Commercial Paper Outstanding, Weighted Average Interest Rate         0.0481    
Proceeds from Issuance of Commercial Paper     22,000        
Repayments of Commercial Paper     21,900        
Commercial Paper, Average Outstanding     334        
Corporate Other And Other Eliminations [Member] | 950 Million Junior Notes Due 2055 | Junior Notes              
Debt Instrument [Line Items]              
Issued senior notes $ 950   $ 950        
Debt Instrument, Interest Rate, Stated Percentage 7.60%   7.60%