Revenues and Segment Information, Activity (Details) $ in Millions		6 Months Ended	12 Months Ended
		Jun. 30, 2020 USD ($)	Dec. 31, 2022 USD ($) segment	Dec. 31, 2021 USD ($)	Dec. 31, 2020 USD ($)
Segment Information for our Reportable Segments
Revenues	[1]		$ 176,383	$ 113,977	$ 64,912
Cost of sales:
Cost of materials and other	[2]		150,770	102,714	58,933
LCM inventory valuation adjustment			0	0	(19)
Operating expenses (excluding depreciation and amortization expense reflected below)			6,389	5,776	4,435
Depreciation and amortization expense			2,428	2,358	2,303
Total cost of sales			159,587	110,848	65,652
Asset impairment loss		$ 0	61	0	0
Other operating expenses			66	87	35
General and administrative expenses (excluding depreciation and amortization expense reflected below)			934	865	756
Depreciation and amortization expense			45	47	48
Operating income (loss)			15,690	2,130	(1,579)
Total expenditures for long-lived assets	[3]		$ 2,737	2,458	2,436
Segment Information (Textual)
Number of reportable segments | segment			3
Corporate, Reconciling Items, and Eliminations[Member]
Segment Information for our Reportable Segments
Revenues			$ (2,814)	(915)	(446)
Cost of sales:
Asset impairment loss			0
Operating income (loss)			(997)	(914)	(806)
Corporate [Member]
Segment Information for our Reportable Segments
Revenues			0	0	0
Cost of sales:
General and administrative expenses (excluding depreciation and amortization expense reflected below)			934	865	756
Depreciation and amortization expense			45	47	48
Total expenditures for long-lived assets	[3]		73	17	27
Intersegment Eliminations [Member]
Segment Information for our Reportable Segments
Revenues			(2,814)	(915)	(446)
Cost of sales:
Cost of materials and other	[2]		(2,796)	(911)	(444)
LCM inventory valuation adjustment					0
Operating expenses (excluding depreciation and amortization expense reflected below)			0	(2)	0
Depreciation and amortization expense			0	0	0
Total cost of sales			(2,796)	(913)	(444)
Other operating expenses			0	0	0
Refining [Member]
Segment Information for our Reportable Segments
Revenues			168,154	106,947	60,840
Refining [Member] | Operating Segments [Member]
Segment Information for our Reportable Segments
Revenues			168,210	106,961	60,848
Cost of sales:
Cost of materials and other	[2]		144,588	97,759	56,093
LCM inventory valuation adjustment					(19)
Operating expenses (excluding depreciation and amortization expense reflected below)			5,509	5,088	3,944
Depreciation and amortization expense			2,247	2,169	2,138
Total cost of sales			152,344	105,016	62,156
Asset impairment loss			0
Other operating expenses			63	83	34
General and administrative expenses (excluding depreciation and amortization expense reflected below)			0	0	0
Depreciation and amortization expense			0	0	0
Operating income (loss)			15,803	1,862	(1,342)
Total expenditures for long-lived assets	[3]		1,763	1,374	1,838
Refining [Member] | Intersegment Eliminations [Member]
Segment Information for our Reportable Segments
Revenues			56	14	8
Renewable Diesel [Member]
Segment Information for our Reportable Segments
Revenues			3,483	1,874	1,055
Renewable Diesel [Member] | Operating Segments [Member]
Segment Information for our Reportable Segments
Revenues			5,501	2,342	1,267
Cost of sales:
Cost of materials and other	[2]		4,350	1,438	500
LCM inventory valuation adjustment					0
Operating expenses (excluding depreciation and amortization expense reflected below)			255	134	85
Depreciation and amortization expense			122	58	44
Total cost of sales			4,727	1,630	629
Asset impairment loss			0
Other operating expenses			0	3	0
General and administrative expenses (excluding depreciation and amortization expense reflected below)			0	0	0
Depreciation and amortization expense			0	0	0
Operating income (loss)			774	709	638
Total expenditures for long-lived assets	[3]		879	1,049	548
Segment Information (Textual)
Blender's tax credit			761	371	288
Renewable Diesel [Member] | Intersegment Eliminations [Member]
Segment Information for our Reportable Segments
Revenues			2,018	468	212
Ethanol [Member]
Segment Information for our Reportable Segments
Revenues			4,746	5,156	3,017
Ethanol [Member] | Operating Segments [Member]
Segment Information for our Reportable Segments
Revenues			5,486	5,589	3,243
Cost of sales:
Cost of materials and other	[2]		4,628	4,428	2,784
LCM inventory valuation adjustment					0
Operating expenses (excluding depreciation and amortization expense reflected below)			625	556	406
Depreciation and amortization expense			59	131	121
Total cost of sales			5,312	5,115	3,311
Asset impairment loss			61
Other operating expenses			3	1	1
General and administrative expenses (excluding depreciation and amortization expense reflected below)			0	0	0
Depreciation and amortization expense			0	0	0
Operating income (loss)			110	473	(69)
Total expenditures for long-lived assets	[3]		22	18	23
Ethanol [Member] | Intersegment Eliminations [Member]
Segment Information for our Reportable Segments
Revenues			$ 740	$ 433	$ 226

[1] Includes excise taxes on sales by certain of our foreign operations of $5,194 million, $5,645 million, and $4,797 million for the years ended December 31, 2022, 2021, and 2020.

[2] Cost of materials and other for our Renewable Diesel segment is net of the blender’s tax credit on qualified fuel mixtures of $761 million, $371 million, and $288 million for the years ended December 31, 2022, 2021, and 2020, respectively.

[3] Total expenditures for long-lived assets includes amounts related to capital expenditures; deferred turnaround and catalyst costs; and property, plant, and equipment for acquisitions.