v3.26.3
Taxation - Analysis of Deferred Tax Assets and Liabilities (Details) - ZAR (R)
R in Millions
 12 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2024
Oct. 24, 2025
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]        
Deferred tax liabilities1 R 10,575 R 4,172 R 2,678  
Deferred tax assets1 (1,121) (126) (156)  
Net deferred tax liability1 9,454 4,046    
Income and mining taxes paid (8,219) (4,289) (2,388)  
Net income tax payable/receivable as of acquisition date   0   R 45
Increase Decrease Through Net Exchange Differences - Net income tax payable/receivable (94) 0    
Net income tax Payable/Receivable - Other 0 (10)    
Income tax payable1 874 72 152  
Current tax assets (62) (82)    
Net income tax Payable/Receivable 812 (10) R 117  
Current tax expense (income) and adjustments for current tax of prior periods 9,090 4,172    
Deferred tax assets1        
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]        
Deferred tax assets1 (5,674) (2,320)    
Deferred tax asset to be recovered after more than 12 months        
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]        
Deferred tax assets1 (3,544) (1,121)    
Deferred tax asset to be recovered within 12 months1        
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]        
Deferred tax assets1 (2,130) (1,199)    
Deferred tax liabilities1        
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]        
Deferred tax liabilities1 15,128 6,366    
Deferred tax liability to be recovered after more than 12 months1        
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]        
Deferred tax liabilities1 14,133 5,695    
Deferred tax liability to be recovered within 12 months        
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]        
Deferred tax liabilities1 R 995 R 671