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Disclosures about Segments and Related Information (Schedule of Geographic Sales And Other Operating Revenue) (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Segment reporting revenue reconciling item [Line Items]
Revenues	$ 85,294	$ 90,016	$ 249,930	$ 266,159
Sales and other operating revenue
Segment reporting revenue reconciling item [Line Items]
Revenues	83,331	87,792	243,866	258,189
United States | Sales and other operating revenue
Segment reporting revenue reconciling item [Line Items]
Revenues	36,105	36,302	105,148	103,853
Non-U.S. | Sales and other operating revenue
Segment reporting revenue reconciling item [Line Items]
Revenues	47,226	51,490	138,718	154,336
Canada | Sales and other operating revenue
Segment reporting revenue reconciling item [Line Items]
Revenues	$ 6,989	$ 7,777	$ 20,783	$ 22,958

X

- Definition

Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

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