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Financial risk management and financial instruments - Currency Exposure (Details) - Foreign currency risk - ZAR (R) R in Millions | 12 Months Ended
--- | ---
Jun. 30, 2022 | Jun. 30, 2021
Financial risk management and financial instruments |  |
Percentage of change in significant exposure used for sensitivity analysis | 10.00% | 10.00%
Euro |  |
Financial risk management and financial instruments |  |
Net exposure | R 3,254 | R (129)
Equity impact of decrease in risk exposure | 325 | (13)
Income statement impact of decrease in risk exposure | 325 | (13)
Euro | External balances |  |
Financial risk management and financial instruments |  |
Net exposure on assets | 2,897 | 2,726
Net exposure on liabilities | (166) | (296)
Net exposure | 2,731 | 2,430
Euro | Balances between group companies |  |
Financial risk management and financial instruments |  |
Net exposure | 523 | (2,559)
US Dollar |  |
Financial risk management and financial instruments |  |
Net exposure | 12,390 | (5,878)
Equity impact of decrease in risk exposure | 1,239 | (511)
Income statement impact of decrease in risk exposure | 1,239 | (511)
US Dollar | External balances |  |
Financial risk management and financial instruments |  |
Net exposure on assets | 8,656 | 3,709
Net exposure on liabilities | (4,552) | (1,523)
Net exposure | 4,104 | 2,186
US Dollar | Balances between group companies |  |
Financial risk management and financial instruments |  |
Net exposure | 8,286 | (8,064)
Trade and other payables | Euro | External balances |  |
Financial risk management and financial instruments |  |
Net exposure on liabilities | (166) | (296)
Trade and other payables | US Dollar | External balances |  |
Financial risk management and financial instruments |  |
Net exposure on liabilities | (4,552) | (1,523)
Long-term receivables | US Dollar | External balances |  |
Financial risk management and financial instruments |  |
Net exposure on assets | 336 | 323
Trade and other receivables | Euro | External balances |  |
Financial risk management and financial instruments |  |
Net exposure on assets | 739 | 831
Trade and other receivables | US Dollar | External balances |  |
Financial risk management and financial instruments |  |
Net exposure on assets | 4,961 | 2,265
Cash and cash equivalents | Euro | External balances |  |
Financial risk management and financial instruments |  |
Net exposure on assets | 2,158 | 1,895
Cash and cash equivalents | US Dollar | External balances |  |
Financial risk management and financial instruments |  |
Net exposure on assets | R 3,359 | R 1,121

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