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OTHER INVESTMENTS (Tables) | 12 Months Ended
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Jun. 30, 2025
Disclosure of fair value of investments in equity instruments designated at fair value through other comprehensive income [abstract] |
Investment in other entities |
| Amounts in R million | Shares held 1 | % held 1 | 2025 | 2024
| Listed investments (Fair value hierarchy Level 1): |  |  |  |
| West Wits Mining Limited ("WWM") | 47,812,500 | 1.5% | 11.2 | 7.5
| Total listed investments |  |  | 11.2 | 7.5
| Unlisted investments (Fair value hierarchy Level 3): |  |  |  |
| Rand Refinery Proprietary Limited ("Rand Refinery") | 44,438 | 11.3% | 302.0 | 166.8
| Rand Mutual Assurance Company Limited B Share Business Fund ("RMA") 2 | 12,659 | 1.3% | 6.8 | 5.9
| Guardrisk Insurance Company Limited (Cell Captive A170) 3 | 20 | 100% | 2.4 | 0.1
| Chamber of Mines Building Company Proprietary Limited | 52,965 | 5.7% | 0.1 | 0.1
| Total unlisted investments |  |  | 311.3 | 172.9
| Balance at the end of the year |  |  | 322.5 | 180.4
| Fair value adjustment on equity instruments at fair value through OCI |  |  | 139.8 | 11.8
| WWM |  |  | 3.6 | 0.3
| Rand Refinery |  |  | 135.2 | 10.5
| RMA |  |  | 1.0 | 1.0
| Dividends received on equity instruments at fair value through OCI |  |  | (56.3) | (29.3)
| Rand Refinery |  |  | (56.3) | (29.3)
| 1 The number and percentage of shares held remained unchanged from the prior year with the exception of WWM that issued new shares thereby diluting DRDGOLD's effective shareholding from 1.9% to 1.5%.
| 2 The "B Share Business Fund" shares relate to all the businesses of the RMA Group that do not relate to the Compensation for Occupational Injuries and Diseases Act.
| 3 The shares held entitle the holder to 100% of the residual net equity of Cell Captive A 170. Refer to note 12 of the consolidated financial statements.
Disclosure of fair value measurement of assets |
| Amounts in R million |  | 2025 | 2024
| Balance at the beginning of the year |  | 166.8 | 156.3
| Fair value adjustment on equity investments at fair value through OCI | 135.2 | 10.5
| Balance at the end of the year |  | 302.0 | 166.8
Key observable/unobservable inputs into the model |
| Amounts in R million | Observable/unobservable input | Unit | 2025 | 2024
| Rand Refinery operations |  |  |  |
| Forecast average gold price | Observable input | R/kg | 1,620,480 | 1,209,686
| Forecast average silver price | Observable input | R/kg | 18,598 | 15,142
| Average South African CPI | Observable input | % | 4.5 | 4.5
| South African long term government bond rate | Observable input | % | 9.70 | 9.92
| Terminal growth rate | Unobservable input | % | 4.5 | 4.5
| Weighted average cost of capital | Unobservable input | % | 16.0 | 17.0
| Investment in Prestige Bullion |  |  |  |
| Discount period | Unobservable input | years | 8 | 9
| Cost of equity | Unobservable input | % | 18.0 | 17.0
Sensitivity analysis |
|  |  | Input | Change in OCI, net of tax
| Amounts in R million |  | % Increase | % Decrease | % Increase | % Decrease
| Rand Refinery operations |  |  |  |  |
| Rand US Dollar exchange rate | Observable inputs | 1 | (1) | 6.9 | (6.9)
| Commodity prices (gold and silver) | Observable inputs | 1 | (1) | 6.0 | (6.0)
| Operating costs | Unobservable inputs | 1 | (1) | (4.7) | 4.7
| Weighted average cost of capital | Unobservable inputs | 1 | (1) | (13.3) | 13.3
| Minority discount | Unobservable inputs | 1 | (1) | (3.6) | 3.6
| Marketability discount | Unobservable inputs | 1 | (1) | (3.5) | 3.5
| Investment in Prestige Bullion |  |  |  |  |
| Cost of equity | Unobservable inputs | 1 | (1) | (0.2) | 0.2
| Prestige cash flow forecast | Unobservable inputs | 1 | (1) | 0.1 | (0.1)

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- Definition Disclosure Of Sensitivity Analysis Of Fair Value Measurement To Changes In Unobservable And Observable Inputs, Equity Instruments + References No definition available. + Details
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- Definition The disclosure of the fair value measurement of assets. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 13 -IssueDate 2025-01-01 -Paragraph 93 -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=13&code=ifrs-tx-2025-en-r&anchor=para_93&doctype=Standard -URIDate 2025-03-27 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Note Effective 2027-01-01 -Name IFRS -Number 19 -IssueDate 2025-01-01 -Paragraph 95 -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_95&doctype=Standard -URIDate 2025-03-27 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Note Effective 2027-01-01 -Name IFRS -Number 19 -IssueDate 2025-01-01 -Paragraph 95 -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_95&doctype=Standard -URIDate 2025-03-27 + Details
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- Definition The disclosure of the fair value of investments in equity instruments that the entity has designated at fair value through other comprehensive income. [Refer: Investments in equity instruments designated at fair value through other comprehensive income] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Note Expiry date 2026-01-01 -Name IFRS -Number 7 -IssueDate 2025-01-01 -Paragraph 11A -Subparagraph c -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2025-en-b&anchor=para_11A_c&doctype=Standard -URIDate 2025-03-27 + Details
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