v3.26.1
Environmental rehabilitation obligation and other provisions - Other provisions (Details) - ZAR (R)
R in Millions
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Reconciliation of changes in other provisions [abstract]      
Balance at beginning of the year R 444 R 1,982 R 117
Finance expense 0 58 0
Change in onerous contract provision recognised through profit or loss (124) (1,017) 0
Payments made - cash (3,610) (665) 0
Foreign currency translation (39) (114) 0
Balance at end of the year 278 444 1,982
Onerous contracts provision 161 327 1,865
Other 117 117 117
Other provisions 278 444 1,982
Reconciliation of the non-current and current portion of other provisions:      
Other provisions 278 444 1,982
Current portion of other provisions (161) (327) (832)
Non-current portion of other provisions 117 117 1,150
Sandouville nickel refinery      
Reconciliation of changes in other provisions [abstract]      
Onerous contracts provision 121    
Onerous contract provision      
Reconciliation of changes in other provisions [abstract]      
Legal settlement provision raised 0 200 1,865
Reconciliation of the non-current and current portion of other provisions:      
Onerous contract provision     R 1,865
Discount rate     5.75%
Legal proceedings provision      
Reconciliation of changes in other provisions [abstract]      
Legal settlement provision raised 3,607 0 R 0
Change in onerous contract provision recognised through profit or loss (35) (26) R (130)
Supply contract      
Reconciliation of changes in other provisions [abstract]      
Payments made - cash R (45) R (665)