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Supplemental Financial Information - Additional Information (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2025
Jun. 30, 2024
Jun. 30, 2025
Jun. 30, 2024
Dec. 31, 2024
Supplemental Financial Information [Abstract]          
Allowance for credit losses $ 27   $ 27   $ 26
Provision for other credit losses 3 $ 4 4 $ 4  
Allowance for credit loss, writeoff $ 2 $ 9 $ 3 $ 10