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Revenue - Disaggregation of Revenue (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Disaggregation of Revenue [Line Items]      
Total operating revenues $ 922 $ 920 $ 840
Lease revenue outside scope of Topic 606 7 10 9
Eliminations      
Disaggregation of Revenue [Line Items]      
Total operating revenues 0 0 (1)
Pipeline      
Disaggregation of Revenue [Line Items]      
Lease revenue outside scope of Topic 606 7 10 9
Pipeline | Operating segments      
Disaggregation of Revenue [Line Items]      
Total operating revenues 377 339 307
Gathering | Operating segments      
Disaggregation of Revenue [Line Items]      
Total operating revenues $ 545 $ 581 $ 534