Consolidated Statements of Income - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Sales and other operating revenues:
Trade	$ 5,371	$ 8,828	$ 12,674	$ 17,393
Related parties	175	220	366	433
Sales revenue, net	5,546	9,048	13,040	17,826
Operating costs and expenses:
Cost of sales	4,894	7,542	11,762	14,988
Selling, general and administrative expenses	288	302	583	589
Research and development expenses	25	27	52	55
Costs and expenses	5,207	7,871	12,397	15,632
Operating income	339	1,177	643	2,194
Interest expense	(125)	(81)	(214)	(173)
Interest income	4	5	7	11
Other income, net	4	10	4	35
Income from continuing operations before equity investments and income taxes	222	1,111	440	2,067
Income from equity investments	61	64	61	128
Income from continuing operations before income taxes	283	1,175	501	2,195
Provision for (benefit from) income taxes	(32)	169	43	372
Income from continuing operations	315	1,006	458	1,823
Loss from discontinued operations, net of tax	(1)	(3)	0	(3)
Net income	314	1,003	458	1,820
Dividends on redeemable non-controlling interests	(1)	(1)	(3)	(3)
Net income attributable to the Company shareholders	$ 313	$ 1,002	$ 455	$ 1,817
Net income attributable to the Company shareholders - Basic:
Continuing operations (in dollars per share)	$ 0.94	$ 2.71	$ 1.36	$ 4.90
Discontinued operations (in dollars per share)	0	(0.01)	0	(0.01)
Basic (in dollars per share)	0.94	2.70	1.36	4.89
Net income attributable to the Company shareholders - Diluted:
Continuing operations (in dollars per share)	0.94	2.71	1.36	4.89
Discontinued operations (in dollars per share)	0	(0.01)	0	(0.01)
Diluted (in dollars per share)	$ 0.94	$ 2.70	$ 1.36	$ 4.88