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Cash and Cash Equivalents (Tables) | 12 Months Ended
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Dec. 31, 2023
Cash and cash equivalents [abstract] |
Schedule of Cash and Cash Equivalents |
|  | 2023 |  |  | 2022 |
Bank accounts |  |  | 195 |  |  |  | 95 |
Cash equivalents |  |  |  |  |  |
Bank certificates of deposit (CDBs) |  |  | 991 |  |  |  | 1,049 |
Overnight |  |  | 351 |  |  |  | 294 |
Others |  |  | - |  |  |  | 3 |
|  |  | 1,342 |  |  |  | 1,346 |
|  |  | 1,537 |  |  |  | 1,441 |

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