v3.25.3
Investments in Associates - Narrative - (b) (Details) - ZAR (R)
R in Millions
12 Months Ended
Jun. 30, 2025
Jun. 30, 2024
Jun. 30, 2023
Disclosure of associates [line items]      
Impairment of Rand Refinery R 23 R 0 R 0
Rand Refinery      
Disclosure of associates [line items]      
Impairment of Rand Refinery R 23    
Rand Refinery      
Disclosure of associates [line items]      
Ownership interest (as a percent) 10.38%    
Dividend income R 52 R 27