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INVESTMENTS IN REHABILITATION AND OTHER FUNDS - Environmental obligations (Details) - ZAR (R)
R in Millions
12 Months Ended
Jun. 30, 2024
Jun. 30, 2023
Jun. 30, 2022
Changes in investments in rehabilitation obligation funds movement [abstract]      
Investment in Guardrisk Cell Captive R 912.5 R 789.7 R 710.8
Balance at the beginning of the year 789.7 710.8  
Contributions 38.3 28.4  
Growth 84.5 50.5 R 13.1
Investments in rehabilitation and other funds 912.5 789.7  
Environmental rehabilitation      
Changes in investments in rehabilitation obligation funds movement [abstract]      
Investments in rehabilitation and other funds 697.5 630.6  
Directors’ and Officers’ insurance      
Changes in investments in rehabilitation obligation funds movement [abstract]      
Investments in rehabilitation and other funds 108.5 61.3  
Other funds      
Changes in investments in rehabilitation obligation funds movement [abstract]      
Investments in rehabilitation and other funds R 106.5 R 97.8