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Revenues and Accounts Receivable - Contract Balances (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022
Change in Contract Liabilities [Roll Forward] |  |
Beginning balance | $ 229 | $ 141
Amounts recognized as revenue | (42) | (26)
Additions | 38 | 145
Other | 3 | (31)
Ending balance | $ 228 | 229
Gas Processing Agreement That Was Entered Into In Conjunction With The Purchase Of An Additional Ownership Interest In Certain Straddle Plants |  |
Change in Contract Liabilities [Roll Forward] |  |
Additions |  | $ 122
Revenue recognition term (in years) |  | 50 years

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