Segment information - Information about geographic areas (Details) - USD ($) $ in Millions	12 Months Ended
Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Segment Reporting Information
Total sales and revenues	$ 67,589	$ 64,809	$ 67,060
Property, plant and equipment - net	15,140	13,361
Inside United States
Segment Reporting Information
Total sales and revenues	32,880	30,624	31,053
Property, plant and equipment - net	9,455	8,213
Outside United States
Segment Reporting Information
Total sales and revenues	34,709	34,185	$ 36,007
Property, plant and equipment - net	$ 5,685	$ 5,148

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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+ Details