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v3.24.1.u1

Basis of preparation (Tables) | 12 Months Ended
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Dec. 31, 2023
Notes and other explanatory information [abstract] |
Schedule of effect of change in foreign exchange rate |
Schedule of effect of change in foreign exchange rate |  |  |  |  |  |  |  |  |  |  |  |
Brazilian Real x U.S. Dollar | Dec/23 | Sep/23 | Jun/23 | Mar/23 | Dec/22 | Sep/22 | Jun/22 | Mar/22 | Dec/21 | Sep/21 | Jun/21 | Mar/21
Quarterly average exchange rate | 4.96 | 4.88 | 4.95 | 5.20 | 5.26 | 5.25 | 4.93 | 5.23 | 5.59 | 5.23 | 5.29 | 5.48
Period-end exchange rate | 4.84 | 5.01 | 4.82 | 5.08 | 5.22 | 5.41 | 5.24 | 4.74 | 5.58 | 5.44 | 5.00 | 5.70

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