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CASH AND CASH EQUIVALENTS - Market Risks (Details) - ZAR (R) R in Millions | 12 Months Ended
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Jun. 30, 2020 | Jun. 30, 2019
Disclosure of nature and extent of risks arising from financial instruments [line items] |  |
Change in basis points | 1.00% |
Interest rate risk [member] | Cash and Cash Equivalents [member] |  |
Disclosure of nature and extent of risks arising from financial instruments [line items] |  |
100bp increase | R 10.0 | R 2.8
100bp decrease | R (10.0) | R (2.8)

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- Definition The change in basis points in the interest rates. + References No definition available. + Details
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Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

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- Definition Market risk effect on equity and operations. + References No definition available. + Details
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Namespace Prefix: | drd_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- Definition Market risk effect on equity and operations. + References No definition available. + Details
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Namespace Prefix: | drd_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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