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Operating costs - Average number of employees (Details) - employee | 12 Months Ended
--- | ---
Jun. 30, 2024 | Jun. 30, 2023 | Jun. 30, 2022
Disclosure of operating segments [line items] |  |  |
Average number of employees | 30,367 | 30,237 | 27,987
Operating segments | North America |  |  |
Disclosure of operating segments [line items] |  |  |
Average number of employees | 2,869 | 2,884 | 2,811
Operating segments | Europe |  |  |
Disclosure of operating segments [line items] |  |  |
Average number of employees | 2,932 | 2,789 | 3,014
Operating segments | Asia Pacific |  |  |
Disclosure of operating segments [line items] |  |  |
Average number of employees | 6,588 | 6,856 | 6,500
Operating segments | Latin America and Caribbean |  |  |
Disclosure of operating segments [line items] |  |  |
Average number of employees | 1,650 | 1,495 | 1,500
Operating segments | Africa |  |  |
Disclosure of operating segments [line items] |  |  |
Average number of employees | 3,290 | 3,526 | 4,061
Operating segments | SC&P |  |  |
Disclosure of operating segments [line items] |  |  |
Average number of employees | 6,977 | 6,934 | 5,025
Corporate and other |  |  |
Disclosure of operating segments [line items] |  |  |
Average number of employees | 6,061 | 5,753 | 5,076

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