Investments in Associates - Narrative (a) (Details) - ZAR (R) R in Millions |
12 Months Ended | |||||
|---|---|---|---|---|---|---|
Jun. 30, 2026 |
Dec. 31, 2024 |
Feb. 27, 2008 |
Jun. 30, 2026 |
Jun. 30, 2025 |
Jun. 30, 2024 |
|
| Disclosure of associates [line items] | ||||||
| Investments in associates | R 378 | R 378 | R 197 | R 165 | ||
| Impairment (loss)/reversal on investments in associate | 23 | (23) | 0 | |||
| (Impairment)/reversal of impairment of assets | R 2,779 | R 0 | R (2,793) | |||
| Rand Refinery | ||||||
| Disclosure of associates [line items] | ||||||
| (Impairment)/reversal of impairment of assets | R 23 | R (23) | ||||
| Pamodzi | ||||||
| Disclosure of associates [line items] | ||||||
| Ownership interest (as a percent) | 32.40% | |||||
| Investments in associates | R 345 | |||||