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Related Party Transactions - Expenses from Related Parties (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024	Dec. 23, 2024
Related Party Transaction [Line Items]
Sales to related parties:	$ 1,761	$ 1,967	$ 3,407	$ 3,829
Dividends			0	101
Midway JV
Related Party Transaction [Line Items]
Ownership percentage in joint venture					50.00%
Related Party \| CVRP JV CO Contract
Related Party Transaction [Line Items]
Sales to related parties:	1	1	1	1
Related Party \| Enable Joint Venture Transportation Agreement
Related Party Transaction [Line Items]
Purchases from related parties:	3	3	7	6
Related Party \| Midway Joint Venture Agreement
Related Party Transaction [Line Items]
Purchases from related parties:	0	7	0	13
Dividends
Related Party Transaction [Line Items]
Dividends	$ 0	$ 33	$ 0	$ 67