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Equity (Details 2) $ in Millions | 12 Months Ended |  |  |
--- | --- | --- | --- | ---
Dec. 31, 2022 USD ($) | Dec. 31, 2021 USD ($) | Dec. 31, 2020 USD ($) | Dec. 31, 2022 SFr / shares | Dec. 31, 2021 SFr / shares | Dec. 31, 2020 SFr / shares
Statement of changes in equity [abstract] |  |  |  |  |  |
Dividends payable, amount per share | SFr / shares |  |  |  | SFr 3.10 | SFr 3.00 | SFr 2.95
Dividends recognised as distributions to owners | $ | $ 7,506 | $ 7,368 | $ 6,987 |  |  |

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- References No definition available. + Details
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