Revenue - Disaggregation of Revenue (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Disaggregation of Revenue [Line Items]
Revenues	$ 25,201	$ 22,693	$ 23,068
External Revenue [Member]
Disaggregation of Revenue [Line Items]
Revenues	25,201	22,693	23,068
External Revenue [Member] | Fuel
Disaggregation of Revenue [Line Items]
Revenues	23,290	21,362	22,520
External Revenue [Member] | Non-fuel
Disaggregation of Revenue [Line Items]
Revenues	442	294	284
External Revenue [Member] | Terminal throughput
Disaggregation of Revenue [Line Items]
Revenues	117	102	61
External Revenue [Member] | Other
Disaggregation of Revenue [Line Items]
Revenues	385	353	52
External Revenue [Member] | Lease Income [Member]
Disaggregation of Revenue [Line Items]
Revenues	130	125	151
External Revenue [Member] | Pipeline throughput
Disaggregation of Revenue [Line Items]
Revenues	660	457	0
External Revenue [Member] | Refinery
Disaggregation of Revenue [Line Items]
Revenues	$ 177	$ 0	$ 0