v3.25.2
Fair Value (Quantitative Information) (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2025
Jun. 30, 2024
Jun. 30, 2025
Jun. 30, 2024
Mar. 31, 2025
Dec. 31, 2024
Mar. 31, 2024
Dec. 31, 2023
Fair Value Inputs Quantitative Information [Line Items]                
Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis with Unobservable Inputs $ (131) $ (175) $ (131) $ (175) $ (130) $ (115) $ (175) $ (220)
Fair Value Derivative Assets Liabilities Measured On Recurring Basis Unobservable Inputs [Abstract]                
Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Inputs Reconciliation, Gain (Loss) Included in Earnings 22 3 (16) 23        
Fair Value Measurements With Unobservable Inputs Reconciliation Recurring Basis Regulatory Assets Liabilities 13   13          
Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Inputs Reconciliation, Settlements 9 (10) 8 (8)        
Fair Value, Measurement with Unobservable Inputs Reconciliation, Liability, Transfers out of Level 3 2   1          
Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Inputs Reconciliation, Period Increase (Decrease) 14 (4) (30) 11        
Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]                
Extinguishment of Debt, Gain (Loss), Net of Tax (4) (18) (12) (50)        
Depreciation, Amortization and Accretion, Net (354) (315) (691) (633)        
Income from continuing operations before taxes 17 118 (39) 380        
Other comprehensive income - Derivative activity [Member]                
Fair Value Derivative Assets Liabilities Measured On Recurring Basis Unobservable Inputs [Abstract]                
Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Inputs Reconciliation, Gain (Loss) Included in Other Comprehensive Income (Loss) (28) 6 (2) 39        
Interest Rate Contract [Member]                
Fair Value Inputs Quantitative Information [Line Items]                
Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis with Unobservable Inputs 0 (2) 0 (2) (2) (1) (2) (4)
Fair Value Derivative Assets Liabilities Measured On Recurring Basis Unobservable Inputs [Abstract]                
Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Inputs Reconciliation, Gain (Loss) Included in Earnings 0 0 0 0        
Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Inputs Reconciliation, Settlements 0 0 0 0        
Fair Value, Measurement with Unobservable Inputs Reconciliation, Liability, Transfers out of Level 3 2   1          
Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Inputs Reconciliation, Period Increase (Decrease) 0 0 0 0        
Interest Rate Contract [Member] | Other comprehensive income - Derivative activity [Member]                
Fair Value Derivative Assets Liabilities Measured On Recurring Basis Unobservable Inputs [Abstract]                
Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Inputs Reconciliation, Gain (Loss) Included in Other Comprehensive Income (Loss) 0 0 0 2        
Foreign Exchange Contract [Member]                
Fair Value Inputs Quantitative Information [Line Items]                
Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis with Unobservable Inputs 35 60 35 60 43 52 64 59
Fair Value Derivative Assets Liabilities Measured On Recurring Basis Unobservable Inputs [Abstract]                
Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Inputs Reconciliation, Gain (Loss) Included in Earnings 1 4 2 14        
Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Inputs Reconciliation, Settlements (10) (10) (20) (18)        
Fair Value, Measurement with Unobservable Inputs Reconciliation, Liability, Transfers out of Level 3 0   0          
Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Inputs Reconciliation, Period Increase (Decrease) (6) (3) (12) 0        
Foreign Exchange Contract [Member] | Other comprehensive income - Derivative activity [Member]                
Fair Value Derivative Assets Liabilities Measured On Recurring Basis Unobservable Inputs [Abstract]                
Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Inputs Reconciliation, Gain (Loss) Included in Other Comprehensive Income (Loss) 1 2 1 5        
Commodity Contract [Member]                
Fair Value Inputs Quantitative Information [Line Items]                
Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis with Unobservable Inputs (22) (71) (22) (71) $ 2 $ (21) $ (79) $ (110)
Fair Value Derivative Assets Liabilities Measured On Recurring Basis Unobservable Inputs [Abstract]                
Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Inputs Reconciliation, Gain (Loss) Included in Earnings 1 0 0 4        
Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Inputs Reconciliation, Settlements (1) (1) (2) (2)        
Fair Value, Measurement with Unobservable Inputs Reconciliation, Liability, Transfers out of Level 3 0   0          
Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Inputs Reconciliation, Period Increase (Decrease) 0 0 0 6        
Commodity Contract [Member] | Other comprehensive income - Derivative activity [Member]                
Fair Value Derivative Assets Liabilities Measured On Recurring Basis Unobservable Inputs [Abstract]                
Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Inputs Reconciliation, Gain (Loss) Included in Other Comprehensive Income (Loss) (29) 4 (3) 32        
Corporate Other And Other                
Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]                
Reconciliation to income from continuing operations before taxes $ 11 $ 12 $ (13) $ 20