v3.26.3
Restatement of comparative information - change to group balance sheet (Details) - ZAR (R)
R in Millions
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2024
Jun. 30, 2023
Group Balance Sheet Change [Line Items]        
Property, plant and equipment1 R 91,857 R 47,633 R 40,848  
Deferred tax assets1 1,121 126 156  
Non-current assets 105,624 55,573 48,479  
Total assets 125,990 76,879 59,976  
Equity attributable to owners of parent 75,094 46,942 39,481  
Retained earnings1 38,276 13,291 945  
Equity 75,376 47,219 39,656 R 33,978
Deferred tax liabilities1 10,575 4,172 2,678  
Total non-current liabilities1 26,301 16,300 11,879  
Trade and other current payables 9,736 7,624 6,559  
Total current liabilities1 24,313 13,360 8,441  
Equity and liabilities R 125,990 76,879 59,976  
Previously presented        
Group Balance Sheet Change [Line Items]        
Property, plant and equipment1   48,269 41,348  
Deferred tax assets1   114 140  
Non-current assets   56,197 48,963  
Total assets   77,503 60,460  
Equity attributable to owners of parent   48,235 40,774  
Retained earnings1   14,584 2,238  
Equity   48,512 40,949 34,880
Deferred tax liabilities1   4,475 2,951  
Total non-current liabilities1   16,603 12,152  
Trade and other current payables   6,652 5,477  
Total current liabilities1   12,388 7,359  
Equity and liabilities   77,503 60,460  
Increase (decrease) due to corrections of prior period errors [member]        
Group Balance Sheet Change [Line Items]        
Property, plant and equipment1   (636) (500)  
Deferred tax assets1   12 16  
Non-current assets   (624) (484)  
Total assets   (624) (484)  
Equity attributable to owners of parent   (1,293) (1,293)  
Retained earnings1   (1,293) (1,293) R 902
Equity   (1,293) (1,293)  
Deferred tax liabilities1   (303) (273)  
Total non-current liabilities1   (303) (273)  
Trade and other current payables   972 1,082  
Total current liabilities1   972 1,082  
Equity and liabilities   R (624) R (484)