Deferred Charges and Other Assets (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Deferred Charges and Other Assets
Deferred turnaround and catalyst costs, net	$ 1,853	$ 1,703
Operating lease ROU assets, net (see Note 6)	1,284	1,204
Investments in nonconsolidated joint ventures	734	972
Income taxes receivable	586	589
Goodwill	260	260
Intangible assets, net	218	248
Other	941	565
Deferred charges and other assets, net	5,876	5,541
Deferred Charges and Other Assets (Textual)
Amortization expense, deferred turnaround and catalyst costs and intangible assets	$ 695	$ 748	$ 759