v3.25.3
Financial Risk Management - Schedule of Financial Assets and Liabilities (Details) - ZAR (R)
R in Millions
Jun. 30, 2025
Jun. 30, 2024
Jun. 30, 2023
Disclosure Of Financial Assets And Liabilities [Line Items]      
Total assets R 77,503 R 60,460 R 57,240
Borrowings | Financial liabilities at amortised cost      
Disclosure Of Financial Assets And Liabilities [Line Items]      
Financial liabilities 1,953 1,794  
Other non-current liabilities | Financial liabilities at amortised cost      
Disclosure Of Financial Assets And Liabilities [Line Items]      
Financial liabilities 272 271  
Trade and other payables | Financial liabilities at amortised cost      
Disclosure Of Financial Assets And Liabilities [Line Items]      
Financial liabilities 4,372 3,389  
Contingent consideration liability | Financial liabilities at fair value through profit or loss      
Disclosure Of Financial Assets And Liabilities [Line Items]      
Financial liabilities 1,457 965  
Other non-current assets | Debt instruments at amortised cost      
Disclosure Of Financial Assets And Liabilities [Line Items]      
Financial assets 1 8  
Other non-current assets | Equity instruments designated at fair value through OCI      
Disclosure Of Financial Assets And Liabilities [Line Items]      
Financial assets 107 88  
Other non-current assets | Financial assets at fair value through profit or loss      
Disclosure Of Financial Assets And Liabilities [Line Items]      
Financial assets 45 68  
Trade and other receivables | Debt instruments at amortised cost      
Disclosure Of Financial Assets And Liabilities [Line Items]      
Financial assets 2,647 1,588  
Trade and other receivables | Financial assets at fair value through profit or loss      
Disclosure Of Financial Assets And Liabilities [Line Items]      
Financial assets 86    
Cash and cash equivalents | Debt instruments at amortised cost      
Disclosure Of Financial Assets And Liabilities [Line Items]      
Financial assets 13,101 4,693  
Restricted Cash and Investments | Debt instruments at amortised cost      
Disclosure Of Financial Assets And Liabilities [Line Items]      
Financial assets 4,849 4,629  
Restricted Cash and Investments | Equity instruments designated at fair value through OCI      
Disclosure Of Financial Assets And Liabilities [Line Items]      
Financial assets 384 335  
Restricted Cash and Investments | Financial assets at fair value through profit or loss      
Disclosure Of Financial Assets And Liabilities [Line Items]      
Financial assets 1,828 1,569  
Not designated as hedging instrument | Non-current derivative financial instruments | Financial liabilities at fair value through profit or loss      
Disclosure Of Financial Assets And Liabilities [Line Items]      
Financial liabilities 39 21  
Not designated as hedging instrument | Current derivative financial instruments | Financial liabilities at fair value through profit or loss      
Disclosure Of Financial Assets And Liabilities [Line Items]      
Financial liabilities 109 42  
Not designated as hedging instrument | Non-current derivative financial instruments | Financial assets at fair value through profit or loss      
Disclosure Of Financial Assets And Liabilities [Line Items]      
Financial assets 27 101  
Not designated as hedging instrument | Current derivative financial instruments | Financial assets at fair value through profit or loss      
Disclosure Of Financial Assets And Liabilities [Line Items]      
Financial assets 264 425  
Not designated as hedging instrument | US$ silver contracts | Non-current derivative financial instruments | Financial assets at fair value through profit or loss      
Disclosure Of Financial Assets And Liabilities [Line Items]      
Financial assets 3 3  
Not designated as hedging instrument | Foreign exchange hedging contracts | Non-current derivative financial instruments | Financial assets at fair value through profit or loss      
Disclosure Of Financial Assets And Liabilities [Line Items]      
Financial assets 24 98  
Not designated as hedging instrument | Foreign exchange hedging contracts | Current derivative financial instruments | Financial assets at fair value through profit or loss      
Disclosure Of Financial Assets And Liabilities [Line Items]      
Financial assets 264 425  
US$ silver contracts | Not designated as hedging instrument | Non-current derivative financial instruments | Financial liabilities at fair value through profit or loss      
Disclosure Of Financial Assets And Liabilities [Line Items]      
Financial liabilities 39 21  
US$ silver contracts | Not designated as hedging instrument | Current derivative financial instruments | Financial liabilities at fair value through profit or loss      
Disclosure Of Financial Assets And Liabilities [Line Items]      
Financial liabilities 109 42  
Cash flow hedges | Designated as hedging instrument | Non-current derivative financial instruments | Financial liabilities at fair value through profit or loss      
Disclosure Of Financial Assets And Liabilities [Line Items]      
Financial liabilities 2,649 588  
Cash flow hedges | Designated as hedging instrument | Current derivative financial instruments | Financial liabilities at fair value through profit or loss      
Disclosure Of Financial Assets And Liabilities [Line Items]      
Financial liabilities 4,950 1,460  
Cash flow hedges | Designated as hedging instrument | Non-current derivative financial instruments | Financial assets at fair value through profit or loss      
Disclosure Of Financial Assets And Liabilities [Line Items]      
Financial assets 209 352  
Cash flow hedges | Designated as hedging instrument | Current derivative financial instruments | Financial assets at fair value through profit or loss      
Disclosure Of Financial Assets And Liabilities [Line Items]      
Financial assets 68 133  
Cash flow hedges | Rand Gold Forward Hedging Contracts | Designated as hedging instrument | Non-current derivative financial instruments | Financial liabilities at fair value through profit or loss      
Disclosure Of Financial Assets And Liabilities [Line Items]      
Financial liabilities 675 510  
Cash flow hedges | Rand Gold Forward Hedging Contracts | Designated as hedging instrument | Current derivative financial instruments | Financial liabilities at fair value through profit or loss      
Disclosure Of Financial Assets And Liabilities [Line Items]      
Financial liabilities 3,604 1,289  
Cash flow hedges | Rand Gold Forward Hedging Contracts | Designated as hedging instrument | Non-current derivative financial instruments | Financial assets at fair value through profit or loss      
Disclosure Of Financial Assets And Liabilities [Line Items]      
Financial assets 14 172  
Cash flow hedges | Rand Gold Forward Hedging Contracts | Designated as hedging instrument | Current derivative financial instruments | Financial assets at fair value through profit or loss      
Disclosure Of Financial Assets And Liabilities [Line Items]      
Financial assets 16 110  
Cash flow hedges | US$ Gold Forward Hedging Contracts | Designated as hedging instrument | Non-current derivative financial instruments | Financial liabilities at fair value through profit or loss      
Disclosure Of Financial Assets And Liabilities [Line Items]      
Financial liabilities 166 77  
Cash flow hedges | US$ Gold Forward Hedging Contracts | Designated as hedging instrument | Current derivative financial instruments | Financial liabilities at fair value through profit or loss      
Disclosure Of Financial Assets And Liabilities [Line Items]      
Financial liabilities 550 159  
Cash flow hedges | US$ Gold Forward Hedging Contracts | Designated as hedging instrument | Non-current derivative financial instruments | Financial assets at fair value through profit or loss      
Disclosure Of Financial Assets And Liabilities [Line Items]      
Financial assets 3 27  
Cash flow hedges | US$ Gold Forward Hedging Contracts | Designated as hedging instrument | Current derivative financial instruments | Financial assets at fair value through profit or loss      
Disclosure Of Financial Assets And Liabilities [Line Items]      
Financial assets 2 3  
Cash flow hedges | Rand Gold Collars Contracts | Designated as hedging instrument | Non-current derivative financial instruments | Financial liabilities at fair value through profit or loss      
Disclosure Of Financial Assets And Liabilities [Line Items]      
Financial liabilities 1,492    
Cash flow hedges | Rand Gold Collars Contracts | Designated as hedging instrument | Current derivative financial instruments | Financial liabilities at fair value through profit or loss      
Disclosure Of Financial Assets And Liabilities [Line Items]      
Financial liabilities 590 9  
Cash flow hedges | Rand Gold Collars Contracts | Designated as hedging instrument | Non-current derivative financial instruments | Financial assets at fair value through profit or loss      
Disclosure Of Financial Assets And Liabilities [Line Items]      
Financial assets 164 135  
Cash flow hedges | Rand Gold Collars Contracts | Designated as hedging instrument | Current derivative financial instruments | Financial assets at fair value through profit or loss      
Disclosure Of Financial Assets And Liabilities [Line Items]      
Financial assets 43 20  
Cash flow hedges | US Gold Collars Contracts | Designated as hedging instrument | Non-current derivative financial instruments | Financial liabilities at fair value through profit or loss      
Disclosure Of Financial Assets And Liabilities [Line Items]      
Financial liabilities 316 1  
Cash flow hedges | US Gold Collars Contracts | Designated as hedging instrument | Current derivative financial instruments | Financial liabilities at fair value through profit or loss      
Disclosure Of Financial Assets And Liabilities [Line Items]      
Financial liabilities 206 3  
Cash flow hedges | US Gold Collars Contracts | Designated as hedging instrument | Non-current derivative financial instruments | Financial assets at fair value through profit or loss      
Disclosure Of Financial Assets And Liabilities [Line Items]      
Financial assets 28 R 18  
Cash flow hedges | US Gold Collars Contracts | Designated as hedging instrument | Current derivative financial instruments | Financial assets at fair value through profit or loss      
Disclosure Of Financial Assets And Liabilities [Line Items]      
Financial assets R 7