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Basis of preparation of financial statements (Tables) | 12 Months Ended
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Dec. 31, 2022
Basis Of Preparation Of Financial Statements |
Schedule of exchange rates used to translate its foreign operations |
Schedule of exchange rates used to translate its foreign operations |  |  |  |  |  |  |  |  |  |  |  |
|  | Closing rate |  | Average rate
|  | 2022 |  | 2021 |  | 2020 |  | 2022 |  | 2021 |  | 2020
US Dollar ("US$") |  | 5.2177 |  | 5.5805 |  | 5.1967 |  | 5.1655 |  | 5.3956 |  | 5.1578
Canadian dollar ("CAD") |  | 3.8550 |  | 4.3882 |  | 4.0771 |  | 3.9705 |  | 4.3042 |  | 3.8480
Euro ("EUR") |  | 5.5694 |  | 6.3210 |  | 6.3779 |  | 5.4420 |  | 6.3784 |  | 5.8989

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