v3.25.2
Other Equity - Summary of Financial Information Relating to Subsidiaries with Non-controlling Interests (Detail) - USD ($)
$ in Millions
 12 Months Ended
Jun. 30, 2025
Jun. 30, 2024
Jun. 30, 2023
Disclosure of significant subsidiaries [line items]      
Current assets $ 22,830 $ 24,338  
Non-current assets 85,960 78,024 $ 77,945
Current liabilities (15,639) (14,296)  
Non-current liabilities (40,933) (38,946)  
Net assets 52,218 49,120  
Net assets attributable to NCI 4,553 4,309  
Revenue 51,262 55,658 53,817
Profit after taxation 11,143 9,601 14,324
Other comprehensive income (14) 9 (7)
Total comprehensive income 11,129 9,610 14,317
Profit after taxation attributable to NCI 2,124 1,704 1,403
Net operating cash flow 18,692 20,665 18,701
Net investing cash flow (13,350) (8,762) (13,065)
Net financing cash flow $ (5,971) $ (11,669) $ (10,315)
Minera Escondida Limitada [member]      
Disclosure of significant subsidiaries [line items]      
Group share (per cent) 57.50% 57.50%  
Current assets $ 3,630 $ 3,683  
Non-current assets 13,939 12,639  
Current liabilities (2,074) (2,484)  
Non-current liabilities (5,917) (4,989)  
Net assets 9,578 8,849  
Net assets attributable to NCI 4,071 3,761  
Revenue 13,177 10,013  
Profit after taxation 4,237 2,894  
Other comprehensive income (9) 13  
Total comprehensive income 4,228 2,907  
Profit after taxation attributable to NCI 1,801 1,230  
Other comprehensive income attributable to NCI (4) 6  
Net operating cash flow 6,263 4,180  
Net investing cash flow (2,390) (1,806)  
Net financing cash flow (3,413) (2,415)  
Dividends paid to NCI 1,488 993  
Other individually immaterial subsidiaries [member]      
Disclosure of significant subsidiaries [line items]      
Net assets attributable to NCI 482 548  
Profit after taxation attributable to NCI 323 474  
Other comprehensive income attributable to NCI (1) (2)  
Dividends paid to NCI 385 431  
Subsidiaries with material non-controlling interests [member]      
Disclosure of significant subsidiaries [line items]      
Net assets attributable to NCI 4,553 4,309  
Profit after taxation attributable to NCI 2,124 1,704  
Other comprehensive income attributable to NCI (5) 4  
Dividends paid to NCI $ 1,873 $ 1,424