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EMPLOYEE BENEFITS - Movement in the number of conditional shares (Details) - Conditional shares [member] - shares
12 Months Ended
Jun. 30, 2021
Jun. 30, 2020
Disclosure of terms and conditions of share-based payment arrangement [line items]    
Opening balance 5,860,760 0
Granted 1,979,860 5,860,760
Closing balance 7,840,620 5,860,760
Vesting 7,840,620 5,860,760
December 2, 2021 [member]    
Disclosure of terms and conditions of share-based payment arrangement [line items]    
Vesting 2,930,380 2,930,380
December 2, 2022 [member]    
Disclosure of terms and conditions of share-based payment arrangement [line items]    
Vesting 2,930,380 2,930,380
October 22, 2023 [member]    
Disclosure of terms and conditions of share-based payment arrangement [line items]    
Vesting 1,979,860 0