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Property, Plant and Equipment (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Property, Plant and Equipment [Line Items]      
Property, plant and equipment, gross $ 14,030 $ 13,011  
Accumulated depreciation (4,086) (3,485)  
Net property, plant and equipment 9,944 9,526  
Depreciation expense 610 514 $ 502
Facilities and equipment      
Property, Plant and Equipment [Line Items]      
Property, plant and equipment, gross $ 13,302 11,426  
Facilities and equipment | Minimum      
Property, Plant and Equipment [Line Items]      
Property, plant and equipment, useful life 3 years    
Facilities and equipment | Maximum      
Property, Plant and Equipment [Line Items]      
Property, plant and equipment, useful life 40 years    
Land and improvements      
Property, Plant and Equipment [Line Items]      
Property, plant and equipment, gross $ 537 365  
Construction in Progress      
Property, Plant and Equipment [Line Items]      
Property, plant and equipment, gross 191 1,220  
Construction in Progress | Accrued Liabilities      
Property, Plant and Equipment [Line Items]      
Property, plant and equipment, gross 9 72  
Construction in Progress | Flexible Generation      
Property, Plant and Equipment [Line Items]      
Property, plant and equipment, gross $ 23 $ 21