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Property, plant and equipment (Tables) | 12 Months Ended
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Dec. 31, 2023
Property, Plant and Equipment [Abstract] |
Property, Plant and Equipment at Cost and Accumulated Depreciation | At the end of fiscal years 2023 and 2022, property, plant and equipment at cost and accumulated depreciation were:
(Dollars in Millions) |  | 2023 |  | 2022
Land and land improvements |  | $795 |  | 784
Buildings and building equipment |  | 12,375 |  | 11,470
Machinery and equipment |  | 28,979 |  | 26,603
Construction in progress |  | 5,627 |  | 4,677
Total property, plant and equipment, gross |  | $47,776 |  | 43,534
Less accumulated depreciation |  | 27,878 |  | 25,552
Total property, plant and equipment, net |  | $19,898 |  | 17,982

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- Definition Tabular disclosure of physical assets used in the normal conduct of business and not intended for resale. Includes, but is not limited to, balances by class of assets, depreciation and depletion expense and method used, including composite depreciation, and accumulated deprecation. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 1 -SubTopic 10 -Topic 360 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482099/360-10-50-1 + Details
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