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Property, Plant and Equipment - Additional Information (Details) - USD ($)
1 Months Ended 12 Months Ended
Oct. 31, 2025
Dec. 31, 2024
Jan. 31, 2024
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2019
Public Utility, Property, Plant and Equipment [Line Items]              
Depreciation expense       $ 776,000,000 $ 690,000,000 $ 617,000,000  
Provision for depreciation, percentage of aggregate average depreciable asset       2.82% 2.73% 2.68%  
Capital expenditures acquired on account but unpaid as of year end       $ 350,000,000 $ 347,000,000 $ 399,000,000  
Investment tax credit $ 15,000,000 $ 15,000,000 $ 16,000,000       $ 161,000,000
Investment tax credit, period             10 years
Investment tax credit, loss       1,000,000 2,000,000 $ 1,000,000  
Other current assets              
Public Utility, Property, Plant and Equipment [Line Items]              
Investment tax credit       15,000,000 0    
Other long-term assets              
Public Utility, Property, Plant and Equipment [Line Items]              
Investment tax credit       $ 64,000,000 $ 90,000,000