v3.26.1
Segments - Financial Information by Segment (Details) - USD ($)
$ in Millions
 3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Segment Reporting [Line Items]    
Total Revenue $ 3,180 $ 2,926
Total Adjusted EBITDA 823 613
Interest expense 353 342
Interest income 65 69
Depreciation, Amortization and Accretion, Net (433) (337)
Adjustment for noncontrolling interests and redeemable stock of subsidiaries 232 134
Less: Income taxes expense (benefit), interest expense (income) and depreciation and amortization from equity affiliates (33) (36)
Interest income recognized under service concession arrangements (13) (15)
Unrealized derivative and equity securities losses (gains) 7 1
Foreign Currency Transaction Gain (Loss), Unrealized 20 7
Disposition/ acquisition losses (53) (41)
Impairment losses (10) (33)
Extinguishment of Debt, Gain (Loss), Net of Tax (8) (8)
Restructuring Costs   (46)
Merger Agreement Costs (14)  
Income from continuing operations before taxes 234 (56)
Operating Segments [Member]    
Segment Reporting [Line Items]    
Total Revenue 3,212 2,995
Intersegment Eliminations [Member]    
Segment Reporting [Line Items]    
Total Revenue (61) (105)
Segment Reporting, Other Segment Item, Amount 5 2
Renewables | Operating Segments [Member]    
Segment Reporting [Line Items]    
Total Revenue 820 666
Total cost of sales excluding depreciation, amortization, and accretion of AROs 477 466
Segment Reporting, Other Segment Item, Amount 74 39
Total Adjusted EBITDA 269 161
Interest expense 125 131
Interest income 25 21
Utilities | Operating Segments [Member]    
Segment Reporting [Line Items]    
Total Revenue 1,136 1,009
Total cost of sales excluding depreciation, amortization, and accretion of AROs 766 730
Segment Reporting, Other Segment Item, Amount 101 56
Total Adjusted EBITDA 269 223
Interest expense 77 77
Interest income 2 2
Energy Infrastructure | Operating Segments [Member]    
Segment Reporting [Line Items]    
Total Revenue 1,256 1,320
Total cost of sales excluding depreciation, amortization, and accretion of AROs 943 1,050
Segment Reporting, Other Segment Item, Amount 7 16
Total Adjusted EBITDA 306 254
Interest expense 65 74
Interest income 35 41
New Energy Technologies | Operating Segments [Member]    
Segment Reporting [Line Items]    
Total Revenue 0 0
Total cost of sales excluding depreciation, amortization, and accretion of AROs 3 (1)
Segment Reporting, Other Segment Item, Amount 18 26
Total Adjusted EBITDA (21) (25)
Interest expense 0 0
Interest income 0 2
Corporate Other And Other [Member]    
Segment Reporting [Line Items]    
Reconciliation to income from continuing operations before taxes (1) (24)
Corporate Other And Other [Member] | Operating Segments [Member]    
Segment Reporting [Line Items]    
Total Revenue 29 36
Interest expense 86 60
Interest income $ 3 $ 3