INFORMATION ABOUT COMPONENTS OF CONSOLIDATED STATEMENTS OF FINANCIAL POSITION - Provisions (Details) - USD ($)
Jun. 30, 2020
Jun. 30, 2019
Jun. 30, 2018
Jun. 30, 2017
Provisions        
Provision $ 5,412,866 $ 4,282,378 $ 4,851,524 $ 5,202,043
Total included in liabilities        
Provisions        
Provision 417,396 439,740 845,486 1,415,290
Provisions for contingencies        
Provisions        
Provision $ 417,396 $ 439,740 $ 845,486 $ 1,415,290