v3.25.3
Financial Risk Management - Liquidity Risk (Details)
R in Millions, $ in Millions
Jun. 30, 2025
R / $
Jun. 30, 2025
USD ($)
Jun. 30, 2025
ZAR (R)
Jun. 30, 2025
ZAR_per_AUD
Jun. 30, 2025
papuaNewGuineanKinaPerAustralianDollar
Jun. 30, 2025
southAfricanRandPerUSDollar
Jun. 30, 2024
R / $
Jun. 30, 2024
ZAR (R)
Jun. 30, 2024
ZAR_per_AUD
Jun. 30, 2024
papuaNewGuineanKinaPerAustralianDollar
Jun. 30, 2023
R / $
May 30, 2022
USD ($)
Disclosure of maturity analysis for non-derivative financial liabilities [line items]                        
Closing rate 17.75     11.68 2.72 17.75 18.19   12.14 2.57 18.83  
US$400 million facility - Sustainability Linked                        
Disclosure of maturity analysis for non-derivative financial liabilities [line items]                        
Final oustanding balance | $                       $ 400
US$400 million facility - Sustainability Linked | Term loan                        
Disclosure of maturity analysis for non-derivative financial liabilities [line items]                        
Final oustanding balance | $                       $ 100
Liquidity risk | US$400 million facility - Sustainability Linked | Term loan                        
Disclosure of maturity analysis for non-derivative financial liabilities [line items]                        
Final oustanding balance | $   $ 100                    
Liquidity risk | Due between 0 to five years                        
Disclosure of maturity analysis for non-derivative financial liabilities [line items]                        
Contingent consideration liability     R 971         R 636        
Liquidity risk | Due between five and ten years                        
Disclosure of maturity analysis for non-derivative financial liabilities [line items]                        
Contingent consideration liability     229         414        
Liquidity risk | Due between 10 to 15 years                        
Disclosure of maturity analysis for non-derivative financial liabilities [line items]                        
Contingent consideration liability     564         490        
Liquidity risk | Due between 15 to 20 years                        
Disclosure of maturity analysis for non-derivative financial liabilities [line items]                        
Contingent consideration liability     375         461        
Liquidity risk | Between three to four years                        
Disclosure of maturity analysis for non-derivative financial liabilities [line items]                        
Borrowings     26                  
Liquidity risk | Current                        
Disclosure of maturity analysis for non-derivative financial liabilities [line items]                        
Contingent consideration liability     492         115        
Lease liability, undiscounted cash flows     208         270        
Trade and other payables (excluding non-financial liabilities)     4,166         3,129        
Financial liabilities     10,427         5,285        
Liquidity risk | Due between 0 to six months                        
Disclosure of maturity analysis for non-derivative financial liabilities [line items]                        
Derivative financial liabilities     3,296         973        
Borrowings     97         75        
Liquidity risk | Due between six to 12 months                        
Disclosure of maturity analysis for non-derivative financial liabilities [line items]                        
Derivative financial liabilities     2,073         649        
Borrowings     95         74        
Liquidity risk | Expiring after one year                        
Disclosure of maturity analysis for non-derivative financial liabilities [line items]                        
Other non-current liabilities1     42         25        
Lease liability, undiscounted cash flows     314         313        
Financial liabilities     7,699         5,207        
Liquidity risk | Due between one to two years (a)                        
Disclosure of maturity analysis for non-derivative financial liabilities [line items]                        
Derivative financial liabilities     2,504         766        
Borrowings     1,950         149        
Liquidity risk | Due between two to three years                        
Disclosure of maturity analysis for non-derivative financial liabilities [line items]                        
Derivative financial liabilities     668                  
Borrowings     56         R 1,953        
Liquidity risk | Borrowings Final Repayment of Capital, May 2027                        
Disclosure of maturity analysis for non-derivative financial liabilities [line items]                        
Borrowings     R 1,888