Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

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+ Details

Segment Reporting - Disaggregation of Revenue (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Energy Segment
Disaggregation of Revenue [Line Items]
Disaggregated revenue	$ 2,699	$ 1,883	$ 8,216	$ 5,129
Automotive Segment
Disaggregation of Revenue [Line Items]
Disaggregated revenue	612	591	1,774	1,826
Petroleum products \| Energy Segment
Disaggregation of Revenue [Line Items]
Disaggregated revenue	2,543	1,738	7,593	4,785
Nitrogen fertilizer products \| Energy Segment
Disaggregation of Revenue [Line Items]
Disaggregated revenue	156	145	623	344
Automotive services \| Automotive Segment
Disaggregation of Revenue [Line Items]
Disaggregated revenue	410	355	1,156	1,024
Aftermarket parts sales
Disaggregation of Revenue [Line Items]
Disaggregated revenue	$ 202	$ 236	$ 618	$ 802