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Long-term provisions - Environmental provisions, Risk-free rates and Impact of changes to discount rates (Details) - Environmental - ZAR (R) R in Millions | Jun. 30, 2024 | Jun. 30, 2023
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Provisions |  |
Assumed percentage change in discount rate | 1.00% | 1.00%
Increase in the discount rate | R (2,185) | R (4,250)
amount capitalised to property, plant and equipment | (917) | (858)
income recognised in income statement | (1,268) | (3,392)
Decrease in the discount rate | 2,802 | 5,338
amount capitalised to property, plant and equipment | 1,375 | 1,518
expense recognised in income statement | 1,427 | 3,820
Investments restricted for mining rehabilitation purposes | 816 | 749
Indemnities for mining rehabilitation purposes | R 2,860 | R 2,527
South Africa | Minimum |  |
Provisions |  |
Risk-free interest rate used to discount estimated cash flows related to provisions | 8.10% | 8.70%
South Africa | Maximum |  |
Provisions |  |
Risk-free interest rate used to discount estimated cash flows related to provisions | 10.90% | 10.90%
Europe | Minimum |  |
Provisions |  |
Risk-free interest rate used to discount estimated cash flows related to provisions | 2.00% | 2.00%
Europe | Maximum |  |
Provisions |  |
Risk-free interest rate used to discount estimated cash flows related to provisions | 3.60% | 4.00%
United States of America | Minimum |  |
Provisions |  |
Risk-free interest rate used to discount estimated cash flows related to provisions | 3.20% | 2.70%
United States of America | Maximum |  |
Provisions |  |
Risk-free interest rate used to discount estimated cash flows related to provisions | 5.40% | 5.70%

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