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INFORMATION ABOUT COMPONENTS OF CONSOLIDATED STATEMENTS OF FINANCIAL POSITION - Property, plant and equipment (Details) - USD ($)
Jun. 30, 2022
Jun. 30, 2021
Jun. 30, 2020
Jun. 30, 2019
Property, plant and equipment        
Property, plant and equipment $ 49,908,325 $ 47,954,596 $ 41,515,106  
Gross carrying amount        
Property, plant and equipment        
Property, plant and equipment 71,521,454 63,974,402 54,527,392 $ 57,059,972
Accumulated depreciation        
Property, plant and equipment        
Property, plant and equipment $ (21,613,129) $ (16,019,806) $ (13,012,286) $ (13,225,424)