v3.26.3
Property, Plant and Equipment Undeveloped Properties Narrative (Details) - ZAR (R)
R in Millions
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2024
Disclosure of detailed information about property, plant and equipment [line items]      
Property, plant and equipment1 R 91,857 R 47,633 R 40,848
Wafi-Golpu Joint Operation      
Disclosure of detailed information about property, plant and equipment [line items]      
Property, plant and equipment1 2,300 2,500  
Undeveloped properties      
Disclosure of detailed information about property, plant and equipment [line items]      
Property, plant and equipment1 1,214 4,341  
Undeveloped properties | Wafi-Golpu Joint Operation      
Disclosure of detailed information about property, plant and equipment [line items]      
Property, plant and equipment1 326 336  
Undeveloped properties | Target North      
Disclosure of detailed information about property, plant and equipment [line items]      
Property, plant and equipment1 888 888  
Undeveloped properties | Eva Copper operations and related assets      
Disclosure of detailed information about property, plant and equipment [line items]      
Property, plant and equipment1 R 0 R 3,117