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Document And Entity Information - USD ($)
 12 Months Ended
Dec. 31, 2024
Feb. 25, 2025
Sep. 30, 2024
Jun. 30, 2024
Jun. 28, 2024
Dec. 31, 2023
Document and Entity Information [Abstract]            
Document Type 10-K          
Title of 12(b) Security Common Stock, par value $0.01 per share          
City Area Code (703)          
Entity Address, Address Line One 4300 Wilson Boulevard          
Entity Incorporation, State or Country Code DE          
Document Transition Report false          
Document Quarterly Report true          
Amendment Flag false          
Document Period End Date Dec. 31, 2024          
Entity File Number 1-12291          
Common Stock, Value, Issued $ (9,000,000)   $ (9,000,000) $ (9,000,000) $ (17.57) $ (8,000,000)
Document Fiscal Year Focus 2024          
Document Fiscal Period Focus FY          
Trading Symbol AES          
Entity Registrant Name THE AES CORPORATION          
Entity Central Index Key 0000874761          
Current Fiscal Year End Date --12-31          
Entity Filer Category Large Accelerated Filer          
Entity Emerging Growth Company false          
Entity Small Business false          
Entity Common Stock, Shares Outstanding   711,900,547        
Entity current reporting status Yes          
Entity Interactive Data Current Yes          
Entity Shell Company false          
Entity voluntary filers No          
Entity Well Known Seasoned Issuer Yes          
Entity Public Float       $ 12,490,000,000    
Common Stock, Par or Stated Value Per Share $ 0.01   $ 0.01 $ 0.01   $ 0.01
Entity Tax Identification Number 54-1163725          
Entity Address, City or Town Arlington,          
Entity Address, State or Province VA          
Entity Address, Postal Zip Code 22203          
Local Phone Number 522-1315          
Security Exchange Name NYSE          
ICFR Auditor Attestation Flag true          
Document Financial Statement Error Correction [Flag] false