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OTHER INVESTMENTS- Investments in other entities (Details) - ZAR (R) R in Millions | 12 Months Ended
--- | ---
Jun. 30, 2022 | Jun. 30, 2021 | Jun. 30, 2020
Disclosure of fair value of investments in equity instruments designated at fair value through other comprehensive income [line items] |  |  |
Investments in other entities | R 151.4 | R 167.1 |
Fair value adjustment on equity instruments at fair value through OCI | (15.7) | (28.2) | R 191.8
Dividends received on equity instruments at fair value through OCI (RMA) | (71.5) | (76.1) | R (4.3)
Listed investments (Fair value hierarchy Level 1) [member] |  |  |
Disclosure of fair value of investments in equity instruments designated at fair value through other comprehensive income [line items] |  |  |
Investments in other entities | 10.7 | 43.5 |
Unlisted investments (Fair value hierarchy Level 3 [member] |  |  |
Disclosure of fair value of investments in equity instruments designated at fair value through other comprehensive income [line items] |  |  |
Investments in other entities | 140.7 | 123.6 |
West Wits Mining Limited ("WWM") [member][Member] |  |  |
Disclosure of fair value of investments in equity instruments designated at fair value through other comprehensive income [line items] |  |  |
Fair value adjustment on equity instruments at fair value through OCI | (32.8) | 31.5 |
West Wits Mining Limited ("WWM") [member][Member] | Listed investments (Fair value hierarchy Level 1) [member] |  |  |
Disclosure of fair value of investments in equity instruments designated at fair value through other comprehensive income [line items] |  |  |
Investments in other entities | R 10.7 | 43.5 |
Shares held in other entities | 47,812,500 |  |
Percentage of interest held | 2.40% |  |
West Wits Mining Limited ("WWM") [member][Member] | Listed investments (Fair value hierarchy Level 1) [member] | Top of range [member] |  |  |
Disclosure of fair value of investments in equity instruments designated at fair value through other comprehensive income [line items] |  |  |
Percentage of interest held | 3.50% |  |
West Wits Mining Limited ("WWM") [member][Member] | Listed investments (Fair value hierarchy Level 1) [member] | Bottom of Range [member] |  |  |
Disclosure of fair value of investments in equity instruments designated at fair value through other comprehensive income [line items] |  |  |
Percentage of interest held | 2.40% |  |
Rand Refinery Proprietary Limited ("Rand Refinery") [member] |  |  |
Disclosure of fair value of investments in equity instruments designated at fair value through other comprehensive income [line items] |  |  |
Fair value adjustment on equity instruments at fair value through OCI | R 16.8 | (59.1) |
Dividends received on equity instruments at fair value through OCI (RMA) | (70.1) | (72.3) |
Rand Refinery Proprietary Limited ("Rand Refinery") [member] | Unlisted investments (Fair value hierarchy Level 3 [member] |  |  |
Disclosure of fair value of investments in equity instruments designated at fair value through other comprehensive income [line items] |  |  |
Investments in other entities | R 136.1 | 119.3 |
Shares held in other entities | 44,438 |  |
Percentage of interest held | 11.30% |  |
Rand Mutual Assurance Company Limited B Share Business Fund (RMA) |  |  |
Disclosure of fair value of investments in equity instruments designated at fair value through other comprehensive income [line items] |  |  |
Fair value adjustment on equity instruments at fair value through OCI | R 0.3 | (0.6) |
Dividends received on equity instruments at fair value through OCI (RMA) | (1.4) | (3.8) |
Rand Mutual Assurance Company Limited B Share Business Fund (RMA) | Unlisted investments (Fair value hierarchy Level 3 [member] |  |  |
Disclosure of fair value of investments in equity instruments designated at fair value through other comprehensive income [line items] |  |  |
Investments in other entities | R 4.4 | 4.1 |
Shares held in other entities | 12,659 |  |
Percentage of interest held | 1.30% |  |
Guardrisk Insurance Company Limited (Cell Captive A170) [member] | Unlisted investments (Fair value hierarchy Level 3 [member] |  |  |
Disclosure of fair value of investments in equity instruments designated at fair value through other comprehensive income [line items] |  |  |
Percentage of interest held | 100.00% |  |
Guardrisk Insurance Company Limited (Cell Captive A170) [member] | Unlisted investments (Fair value hierarchy Level 3 [member] | Class A Shares [Member] |  |  |
Disclosure of fair value of investments in equity instruments designated at fair value through other comprehensive income [line items] |  |  |
Investments in other entities | R 0.1 | 0.1 |
Shares held in other entities | 20 |  |
Chamber of Mines Building Company Proprietary Limited [member] | Unlisted investments (Fair value hierarchy Level 3 [member] |  |  |
Disclosure of fair value of investments in equity instruments designated at fair value through other comprehensive income [line items] |  |  |
Investments in other entities | R 0.1 | R 0.1 |
Shares held in other entities | 42,292 |  |
Percentage of interest held | 4.50% |  |

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