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Segment information - Reconciliations of Capital Expenditures (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2025 | Sep. 30, 2024 | Sep. 30, 2025 | Sep. 30, 2024
Capital expenditures from reportable segments: |  |  |  |
Capital expenditures | $ 1,071 | $ 723 | $ 2,944 | $ 2,178
Operating Segments |  |  |  |
Capital expenditures from reportable segments: |  |  |  |
Capital expenditures | 975 | 676 | 2,468 | 1,793
Operating Segments | Construction Industries |  |  |  |
Capital expenditures from reportable segments: |  |  |  |
Capital expenditures | 86 | 66 | 196 | 179
Operating Segments | Resource Industries |  |  |  |
Capital expenditures from reportable segments: |  |  |  |
Capital expenditures | 76 | 54 | 199 | 125
Operating Segments | Energy & Transportation |  |  |  |
Capital expenditures from reportable segments: |  |  |  |
Capital expenditures | 454 | 292 | 1,165 | 671
Operating Segments | Financial Products Segment |  |  |  |
Capital expenditures from reportable segments: |  |  |  |
Capital expenditures | 359 | 264 | 908 | 818
Operating Segments | All Other Segment |  |  |  |
Capital expenditures from reportable segments: |  |  |  |
Capital expenditures | 72 | 73 | 167 | 174
Corporate Items |  |  |  |
Items not included in segment capital expenditures: |  |  |  |
Cost centers | 38 | 60 | 100 | 114
Timing | (6) | (71) | 219 | 137
Other | $ (8) | $ (15) | $ (10) | $ (40)

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- Definition Amount of expenditure for addition to long-lived assets included in determination of segment assets by chief operating decision maker (CODM) or otherwise regularly provided to CODM. Excludes expenditure for addition to financial instrument, long-term customer relationship of financial institution, mortgage and other servicing rights, deferred policy acquisition cost, and deferred tax assets. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 55 -Paragraph 48 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482785/280-10-55-48 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 55 -Paragraph 49 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482785/280-10-55-49 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 270 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (i) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482964/270-10-50-1 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 32 -Subparagraph (ee) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482810/280-10-50-32 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 25 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482810/280-10-50-25 + Details
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