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Supplemental financial information - Additional Information (Details) - USD ($) shares in Millions, $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2023 | Sep. 30, 2022 | Sep. 30, 2023 | Sep. 30, 2022
Asset Acquisition [Line Items] |  |  |  |
Treasury shares issued related to stock compensation (less than for third quarter of 2023) (in shares) | 1 |  | 3 |
Lehi, Utah | Other |  |  |  |
Asset Acquisition [Line Items] |  |  |  |
Restructuring charges/other |  | $ 77 |  | $ 209

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