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Debt, Activity Under Credit Facilities (Details) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2023
Mar. 31, 2022
Accounts Receivable Sales Facility [Member] | Line of Credit [Member]    
Line of Credit Facility    
Borrowings, short-term credit facilities $ 750 $ 300
Repayments, short-term credit facilities (750) (300)
DGD Revolver [Member] | Line of Credit [Member] | DGD [Member] | Variable Interest Entity, Primary Beneficiary [Member]    
Line of Credit Facility    
Borrowings, long-term credit facilities 150 99
Repayments, long-term credit facilities (150) (99)
IEnova Revolver [Member] | Line of Credit [Member] | Central Mexico Terminals [Member] | Variable Interest Entity, Primary Beneficiary [Member]    
Line of Credit Facility    
Borrowings, long-term credit facilities 14 28
Repayments, long-term credit facilities $ (21) $ (15)