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Schedule of share based payment arrangements (Details)
12 Months Ended
Aug. 28, 2020
Dec. 31, 2024
shares
$ / shares
Notes and other explanatory information [abstract]    
Grant date   August 28,2020
Quantity granted (shares) | shares   720,000
Fair value per unit | $ / shares   $ 1.02
Contract period   5 years
Vesting conditions 5 5