Accrued Expenses And Other Payables (Details) - USD ($) $ in Millions	Jun. 30, 2021	Dec. 31, 2020
Accrued Liabilities and Other Liabilities [Abstract]
Derivative Liability	$ 2,182	$ 2,584
Employee-related Liabilities	397	396
Accrued Income Taxes, Current	109	41
Accrual for Taxes Other than Income Taxes, Current	137	127
Biodiesel tax credit payable	3	5
Liability for Claims and Claims Adjustment Expense	224	238
Contract with Customer, Liability	357	626
Accrued expenses and other payables	1,070	926
Total accrued expenses and other payables	$ 4,479	$ 4,943