v3.26.3
PROVISION FOR ENVIRONMENTAL REHABILITATION - Schedule of environmental rehabilitation provision (Details) - ZAR (R)
R in Millions
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2024
Disclosure of other provisions [line items]      
Provision for environmental rehabilitation R 721.4 R 558.7 R 616.8
Between one and two years      
Disclosure of other provisions [line items]      
Provision for environmental rehabilitation 118.2    
Between three and five years      
Disclosure of other provisions [line items]      
Provision for environmental rehabilitation 116.2    
Between six and ten years      
Disclosure of other provisions [line items]      
Provision for environmental rehabilitation 100.4    
Between eleven and twenty years      
Disclosure of other provisions [line items]      
Provision for environmental rehabilitation 88.4    
After twenty years      
Disclosure of other provisions [line items]      
Provision for environmental rehabilitation 298.2    
Ergo      
Disclosure of other provisions [line items]      
Provision for environmental rehabilitation 501.0    
Ergo | Between one and two years      
Disclosure of other provisions [line items]      
Provision for environmental rehabilitation 92.3    
Ergo | Between three and five years      
Disclosure of other provisions [line items]      
Provision for environmental rehabilitation 98.8    
Ergo | Between six and ten years      
Disclosure of other provisions [line items]      
Provision for environmental rehabilitation 50.6    
Ergo | Between eleven and twenty years      
Disclosure of other provisions [line items]      
Provision for environmental rehabilitation 47.2    
Ergo | After twenty years      
Disclosure of other provisions [line items]      
Provision for environmental rehabilitation 212.1    
FWGR      
Disclosure of other provisions [line items]      
Provision for environmental rehabilitation 207.3    
FWGR | Between one and two years      
Disclosure of other provisions [line items]      
Provision for environmental rehabilitation 22.4    
FWGR | Between three and five years      
Disclosure of other provisions [line items]      
Provision for environmental rehabilitation 17.4    
FWGR | Between six and ten years      
Disclosure of other provisions [line items]      
Provision for environmental rehabilitation 49.8    
FWGR | Between eleven and twenty years      
Disclosure of other provisions [line items]      
Provision for environmental rehabilitation 41.2    
FWGR | After twenty years      
Disclosure of other provisions [line items]      
Provision for environmental rehabilitation 76.5    
Other      
Disclosure of other provisions [line items]      
Provision for environmental rehabilitation 13.1    
Other | Between one and two years      
Disclosure of other provisions [line items]      
Provision for environmental rehabilitation 3.5    
Other | Between three and five years      
Disclosure of other provisions [line items]      
Provision for environmental rehabilitation 0.0    
Other | Between six and ten years      
Disclosure of other provisions [line items]      
Provision for environmental rehabilitation 0.0    
Other | Between eleven and twenty years      
Disclosure of other provisions [line items]      
Provision for environmental rehabilitation 0.0    
Other | After twenty years      
Disclosure of other provisions [line items]      
Provision for environmental rehabilitation R 9.6