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Financial instruments - Sensitivity Analysis (Details) - Currency risk $ in Thousands | 12 Months Ended
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Jun. 30, 2024 USD ($)
US Dollars | 10% Strengthened |
Sensitivity analysis [Abstract] |
Strengthened / weakened, effect on profit before tax | $ 45,350
Strengthened / weakened, effect on equity | 45,350
US Dollars | 10% Weakened |
Sensitivity analysis [Abstract] |
Strengthened / weakened, effect on profit before tax | (55,427)
Strengthened / weakened, effect on equity | (55,427)
Canadian Dollars | 10% Strengthened |
Sensitivity analysis [Abstract] |
Strengthened / weakened, effect on profit before tax | 18,115
Strengthened / weakened, effect on equity | 18,115
Canadian Dollars | 10% Weakened |
Sensitivity analysis [Abstract] |
Strengthened / weakened, effect on profit before tax | (18,251)
Strengthened / weakened, effect on equity | (18,251)
Australia, Dollars | 10% Strengthened |
Sensitivity analysis [Abstract] |
Strengthened / weakened, effect on profit before tax | (62,606)
Strengthened / weakened, effect on equity | (62,606)
Australia, Dollars | 10% Weakened |
Sensitivity analysis [Abstract] |
Strengthened / weakened, effect on profit before tax | 76,179
Strengthened / weakened, effect on equity | $ 76,179

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- Definition The amount of impact on equity values reported at the end of the reporting period would have been affected by changes in the relevant risk variables. + References No definition available. + Details
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