XML 315 R110.htm IDEA: XBRL DOCUMENT
v3.22.2.2

OTHER INVESTMENTS - Key observable/unobservable inputs (Details) | 12 Months Ended
--- | ---
Jun. 30, 2022 yr R / kg | Jun. 30, 2021 yr R / kg
Rand Refinery Operation [member] |  |
Disclosure of fair value of investments in equity instruments designated at fair value through other comprehensive income [line items] |  |
Forecast Average gold price | 880,207 | 847,317
Forecast Average silver price | 11,209 | 11,751
Average South African CPI | 0.044 | 0.044
South African long-term government bond rate | 10.26% | 9.50%
Terminal growth rate [member] | Rand Refinery Operation [member] |  |
Disclosure of fair value of investments in equity instruments designated at fair value through other comprehensive income [line items] |  |
Significant unobservable input, investments in other entities | 0.044 | 0.044
Weighted average cost of capital [member] | Rand Refinery Operation [member] |  |
Disclosure of fair value of investments in equity instruments designated at fair value through other comprehensive income [line items] |  |
Significant unobservable input, investments in other entities | 0.159 | 0.151
Discount period [member] | Investment in Prestige Bullion [member] |  |
Disclosure of fair value of investments in equity instruments designated at fair value through other comprehensive income [line items] |  |
Significant unobservable input, investments in other entities | yr | 11 | 12
Cost of equity [member] | Investment in Prestige Bullion [member] |  |
Disclosure of fair value of investments in equity instruments designated at fair value through other comprehensive income [line items] |  |
Significant unobservable input, investments in other entities | 0.142 | 0.165

X
- Definition The value of average consumer price index used as an observable input. + References No definition available. + Details
Name: | drd_AverageConsumerPriceIndex
Namespace Prefix: | drd_
Data Type: | xbrli:pureItemType
Balance Type: | na
Period Type: | instant

X
- Definition Forecast Average gold price is a quoted price that is observable for the assets or liabillities. + References No definition available. + Details
Name: | drd_ForecastAverageGoldPrice
Namespace Prefix: | drd_
Data Type: | srt-types:perUnitItemType
Balance Type: | na
Period Type: | duration

X
- Definition Forecast Average silver price a quoted price that is observable for the assets or liabillities. + References No definition available. + Details
Name: | drd_ForecastAverageSilverPrice
Namespace Prefix: | drd_
Data Type: | srt-types:perUnitItemType
Balance Type: | na
Period Type: | duration

X
- Definition South African long-term government bond rate. + References No definition available. + Details
Name: | drd_LongTermGovernmentBondRate
Namespace Prefix: | drd_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Significant unobservable input, investments in other entities. + References No definition available. + Details
Name: | drd_SignificantUnobservableInputInvestmentsInOtherEntities
Namespace Prefix: | drd_
Data Type: | xbrli:decimalItemType
Balance Type: | na
Period Type: | instant

X
- Definition Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table. + References No definition available. + Details
Name: | ifrs-full_DisclosureOfFairValueOfInvestmentsInEquityInstrumentsDesignatedAsMeasuredAtFairValueThroughOtherComprehensiveIncomeLineItems
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | ifrs-full_CategoriesOfRelatedPartiesAxis=drd_RandRefineryProprietaryLimitedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_UnobservableInputsAxis=drd_TerminalGrowthRateMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_UnobservableInputsAxis=ifrs-full_WeightedAverageCostOfCapitalMeasurementInputMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_UnobservableInputsAxis=drd_DiscountPeriodMeasurementInputMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_InvestmentsInEquityInstrumentsMeasuredAtFairValueThroughOtherComprehensiveIncomeAxis=drd_InvestmentInPrestigeBullionMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_UnobservableInputsAxis=drd_CostOfEquityRateMeasurementInputMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |