Share Capital - Summary of Share Capital (Detail) - BHP Group Limited [member] - shares |
12 Months Ended | ||
|---|---|---|---|
Jun. 30, 2025 |
Jun. 30, 2024 |
Jun. 30, 2023 |
|
| Share capital issued - BHP Group Limited | |||
| Opening number of shares | 5,071,530,817 | 5,065,820,556 | 5,062,323,190 |
| Issue of shares | 4,461,418 | 5,710,261 | 3,497,366 |
| Purchase of shares by ESOP Trusts | (4,438,680) | (5,687,667) | (6,442,571) |
| Employee share awards exercised following vesting | 4,994,832 | 5,841,767 | 6,081,843 |
| Movement in treasury shares under Employee Share Plans | (556,152) | (154,100) | 360,728 |
| Closing number of shares | 5,075,992,235 | 5,071,530,817 | 5,065,820,556 |
| Shares held by the public [member] | |||
| Share capital issued - BHP Group Limited | |||
| Opening number of shares | 5,070,273,143 | 5,064,408,782 | |
| Closing number of shares | 5,075,290,713 | 5,070,273,143 | 5,064,408,782 |
| Treasury shares [member] | |||
| Share capital issued - BHP Group Limited | |||
| Opening number of shares | 1,257,674 | 1,411,774 | |
| Closing number of shares | 701,522 | 1,257,674 | 1,411,774 |