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ABOUT THESE CONSOLIDATED FINANCIAL STATEMENTS - Functional and presentation currency (Details) - ZAR (R)
12 Months Ended
Jun. 30, 2023
Jun. 30, 2022
Jun. 30, 2021
Foreign exchange rates [abstract]      
Spot rate at year end 18.83 16.27 14.27
Average prevailing rate for the financial year 17.76 15.21 15.40