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Supplemental Balance Sheet Information - Narrative (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2025
Mar. 31, 2025
Sep. 30, 2025
Sep. 30, 2024
Organization, Consolidation and Presentation of Financial Statements [Abstract]        
Unpaid capital expenditures $ 22 $ 32 $ 22 $ 17