Deferred Charges and Other Assets (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Deferred Charges and Other Assets
Deferred turnaround and catalyst costs, net	$ 2,139	$ 1,853
Operating lease ROU assets, net (see Note 4)	1,114	1,284
Investments in nonconsolidated joint ventures	724	734
Purchased compliance credits	543	222
Goodwill	260	260
Intangible assets, net	202	218
Income taxes receivable	26	586
Other	863	719
Deferred charges and other assets, net	5,871	5,876
Deferred Charges and Other Assets (Textual)
Amortization expense, deferred turnaround and catalyst costs and intangible assets	$ 745	$ 695	$ 748