Other Current Assets (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Other Assets [Abstract]
Unrealized gains on derivative contracts	$ 1,646	$ 3,108
Margin Deposit Assets	600	500
Customer Omnibus Receivable	1,179	860
Financing Receivable, after Allowance for Credit Loss	189	297
Premiums Receivable, Net	20	35
Prepaid Expense, Current	370	290
Biodiesel tax credit	79	101
Tax receivables	708	680
Other Receivables	285	218
Other current assets	82	135
Total other current assets	5,158	6,224
Financing Receivable, Allowance for Credit Loss	4	4
Interest on financing receivables	11	20	$ 27
Provision for Other Credit Losses	32	47	$ 23
Reinsurance Recoverables	$ 27	$ 40