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Basis of preparation and presentation of the consolidated financial statements (Tables)
12 Months Ended
Dec. 31, 2024
Notes and other explanatory information [abstract]  
Schedule of exchange rates used to translate its foreign operations
                         
    Closing rate   Average rate
    2024   2023   2022   2024   2023   2022
US Dollar ("US$")   6.1923   4.8413   5.2177   5.3920   4.9954   5.1655
Canadian dollar ("CAD")   4.3047   3.6522   3.8550   3.9342   3.7026   3.9705
Euro ("EUR")   6.4363   5.3516   5.5694   5.8340   5.4023   5.4420