v3.25.4
Property, plant and equipment (Tables)
 12 Months Ended
Dec. 31, 2025
Property, Plant and Equipment [Abstract]  
Property, plant and equipment
 December 31,
(Millions of dollars)Useful
Lives (Years)		20252024
Land—$616 $612 
Buildings and land improvements
20-45
7,761 7,281 
Machinery, equipment and other
2-10
13,737 12,523 
Software
3-7
1,696 1,609 
Equipment leased to others
1-7
6,004 5,701 
Construction-in-process—2,092 1,751 
Total property, plant and equipment, at cost 31,906 29,477 
Less: Accumulated depreciation (16,766)(16,116)
Property, plant and equipment–net $15,140 $13,361