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INVESTMENTS IN REHABILITATION AND OTHER FUNDS - Narrative (Details) - ZAR (R)
R in Millions
12 Months Ended
Jun. 30, 2023
Jun. 30, 2022
Disclosure of investments in rehabilitation obligation funds    
Rehabilitation trust transferred R 0.0 R 579.5
Percentage of reasonably possible change, interest rate risk 1.00%  
Guardrisk guarantees in issue    
Disclosure of investments in rehabilitation obligation funds    
Estimated financial effect of contingent liabilities R 951.8 R 614.0