v3.26.1
Borrowings and derivative financial instrument - Borrowings and derivative financial instrument (Details)
R in Millions, $ in Millions
 12 Months Ended
Dec. 31, 2025
ZAR (R)
Dec. 31, 2024
ZAR (R)
Dec. 31, 2023
ZAR (R)
Dec. 31, 2025
USD ($)
Dec. 06, 2024
ZAR (R)
Aug. 16, 2024
ZAR (R)
Apr. 06, 2023
USD ($)
Oct. 25, 2019
ZAR (R)
Jul. 01, 2014
USD ($)
Disclosure of detailed information about borrowings [line items]                  
Borrowings R 43,257 R 41,687 R 36,618            
Current portion of borrowings (11,402) (552) (11,672)            
Non-current portion of borrowings 31,855 41,135 24,946            
Reconciliation Of Changes In Borrowings [Abstract]                  
Balance at beginning of the year 41,687 36,618 22,728            
Borrowings acquired on acquisition of subsidiary 0 84 6            
Loans raised 7,912 8,278 12,758            
Loans repaid (4,883) (3,335) (1,323)            
Unwinding of loans recognised at amortised cost 640 688 359            
Accrued interest 1,793 1,946 1,192            
Accrued interest paid (2,086) (1,947) (1,175)            
Borrowing costs capitalised 409 64 0            
Loss/(gain) on the revised cash flow of the Burnstone Debt 1,805 (1,053) (32)            
Loss on foreign exchange differences and foreign currency translation (4,020) 344 2,105            
Balance at end of the year 43,257 41,687 36,618            
US$1 billion RCF                  
Disclosure of detailed information about borrowings [line items]                  
Face amount of debt | $             $ 1,000    
Borrowings 0 0 0            
Current portion of borrowings 0 0 0            
Non-current portion of borrowings 0 0 0            
Reconciliation Of Changes In Borrowings [Abstract]                  
Balance at beginning of the year 0 0 0            
Loans repaid 0 0 0            
Accrued interest 233 185 73            
Accrued interest paid (233) (185) (73)            
Loss on foreign exchange differences and foreign currency translation 0 0 0            
Balance at end of the year 0 0 0            
R5.5 billion RCF                  
Disclosure of detailed information about borrowings [line items]                  
Face amount of debt               R 5,500  
Borrowings 0 0 4,000            
Current portion of borrowings 0 0 (4,000)            
Non-current portion of borrowings 0 0 0            
Reconciliation Of Changes In Borrowings [Abstract]                  
Balance at beginning of the year 0 4,000 0            
Loans repaid 0 0 (1,000)            
Accrued interest 0 319 125            
Accrued interest paid 0 (319) (125)            
Balance at end of the year 0 0 4,000            
R6.5 billion RCF                  
Disclosure of detailed information about borrowings [line items]                  
Face amount of debt         R 6,500 R 6,500      
Borrowings 2,500 3,000 0            
Current portion of borrowings 0 0 0            
Non-current portion of borrowings 2,500 3,000 0            
Reconciliation Of Changes In Borrowings [Abstract]                  
Balance at beginning of the year 3,000 0 0            
Loans repaid (3,500) (2,000) 0            
Accrued interest 248 97 0            
Accrued interest paid (248) (97) 0            
Balance at end of the year 2,500 3,000 0            
2026 and 2029 Notes                  
Disclosure of detailed information about borrowings [line items]                  
Borrowings 19,824 22,354 22,042            
Current portion of borrowings (11,241) (118) (116)            
Non-current portion of borrowings 8,583 22,236 21,926            
Reconciliation Of Changes In Borrowings [Abstract]                  
Balance at beginning of the year 22,354 22,042 20,140            
Unwinding of loans recognised at amortised cost 101 98 80            
Accrued interest 905 928 932            
Accrued interest paid (911) (932) (951)            
Loss on foreign exchange differences and foreign currency translation (2,625) 218 1,841            
Balance at end of the year 19,824 22,354 22,042            
US$ Convertible bond                  
Disclosure of detailed information about borrowings [line items]                  
Face amount of debt | $       $ 500          
Borrowings 7,291 7,921 7,538            
Current portion of borrowings (33) (37) (7,538)            
Non-current portion of borrowings 7,258 7,884 0            
Reconciliation Of Changes In Borrowings [Abstract]                  
Balance at beginning of the year 7,921 7,538 0            
Unwinding of loans recognised at amortised cost 318 298 27            
Accrued interest 380 389 36            
Accrued interest paid (376) (385) 0            
Loss on foreign exchange differences and foreign currency translation (952) 81 20            
Balance at end of the year 7,291 7,921 7,538            
Burnstone Debt                  
Disclosure of detailed information about borrowings [line items]                  
Borrowings 4,005 2,260 2,991           $ 178
Current portion of borrowings 0 0 0            
Non-current portion of borrowings 4,005 2,260 2,991            
Reconciliation Of Changes In Borrowings [Abstract]                  
Balance at beginning of the year 2,260 2,991 2,540            
Unwinding of loans recognised at amortised cost 221 284 252            
Loss/(gain) on the revised cash flow of the Burnstone Debt 1,805 (1,053) (32)            
Balance at end of the year 4,005 2,260 2,991            
Keliber loan facilities                  
Disclosure of detailed information about borrowings [line items]                  
Face amount of debt 500                
Borrowings 9,547 5,724 0            
Current portion of borrowings (116) (66) 0            
Non-current portion of borrowings 9,431 5,658 0            
Reconciliation Of Changes In Borrowings [Abstract]                  
Balance at beginning of the year 5,724 0 0            
Unwinding of loans recognised at amortised cost 60 8 0            
Accrued interest 350 64 0            
Accrued interest paid (293) 0 0            
Balance at end of the year 9,547 5,724 0            
Other borrowings                  
Disclosure of detailed information about borrowings [line items]                  
Borrowings 88 424 40            
Current portion of borrowings (12) (328) (11)            
Non-current portion of borrowings 76 96 29            
Reconciliation Of Changes In Borrowings [Abstract]                  
Balance at beginning of the year 424 40 42            
Borrowings acquired on acquisition of subsidiary 0 84 6            
Loans repaid (1,383) (1,335) (323)            
Accrued interest 27 28 6            
Accrued interest paid (25) (29) (6)            
Balance at end of the year 88 424 40            
Franco-Nevada liability                  
Disclosure of detailed information about borrowings [line items]                  
Borrowings 2 4 3            
Reconciliation Of Changes In Borrowings [Abstract]                  
Balance at beginning of the year 4 3              
Balance at end of the year 2 4 3            
Stillwater Convertible Debentures                  
Disclosure of detailed information about borrowings [line items]                  
Borrowings 0 0 4            
Reconciliation Of Changes In Borrowings [Abstract]                  
Balance at beginning of the year 0 4              
Balance at end of the year R 0 R 0 4            
US$ Convertible bond, derivative                  
Reconciliation Of Changes In Borrowings [Abstract]                  
Loans raised     R 1,673