XML 126 R101.htm IDEA: XBRL DOCUMENT v3.25.0.1
Goodwill and Other Intangible Assets (Goodwill Roll Forward) (Details) - USD ($)
$ in Millions
 3 Months Ended 12 Months Ended
Dec. 31, 2022
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Sep. 30, 2024
Jun. 30, 2024
Goodwill [Roll Forward]            
Goodwill   $ 3,745 $ 3,748      
Accumulated impairment losses   (3,400) (3,400)      
Net balance $ 362 345 348 $ 362 $ 348 $ 348
Goodwill impairment expense   0 (12) $ (777)    
Disposal Group, Including Discontinued Operation, Goodwill   (3)        
Operating Segments [Member] | Renewables            
Goodwill [Roll Forward]            
Goodwill   353 353      
Accumulated impairment losses   (35) (35)      
Net balance   318 318      
Disposal Group, Including Discontinued Operation, Goodwill   0        
Operating Segments [Member] | Utilities            
Goodwill [Roll Forward]            
Goodwill   2,709 2,709      
Accumulated impairment losses   (2,709) (2,709)      
Net balance   0 0      
Goodwill impairment expense $ (133)          
Disposal Group, Including Discontinued Operation, Goodwill   0        
Operating Segments [Member] | Energy Infrastructure            
Goodwill [Roll Forward]            
Goodwill   683 683      
Accumulated impairment losses   (656) (656)      
Net balance   27 27      
Disposal Group, Including Discontinued Operation, Goodwill   0        
Operating Segments [Member] | New Energy Technologies            
Goodwill [Roll Forward]            
Goodwill   0 3      
Accumulated impairment losses   0 0      
Net balance   0 $ 3      
Disposal Group, Including Discontinued Operation, Goodwill   $ 3