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Other Non-Current Assets - Disclosure of Movement in Rand Mutual Assurance (Details) - ZAR (R) R in Millions | 12 Months Ended |
--- | --- | ---
Jun. 30, 2019 | Jun. 30, 2018 | Jun. 30, 2017 | Jul. 01, 2018
Reconciliation of changes in equity instruments held |  |  |  |
Balance at beginning of year | R 8 |  |  |
Capital dividend received | (30) | R 0 | R 0 |
Balance at end of year | 59 | 8 |  |
Rand Mutual Assurance |  |  |  |
Reconciliation of changes in equity instruments held |  |  |  |
Balance at beginning of year | 0 | 0 |  |
Fair value on adoption of IFRS 9 |  |  |  | R 82
Capital dividend received | (30) | 0 |  |
Balance at end of year | R 52 | R 0 | R 0 |

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- Definition Reconciliation of Changes in Equity Instruments Held [Roll Forward] + References No definition available. + Details
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- Definition The cash inflow from dividends received, classified as investing activities. [Refer: Dividends received] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 7 -IssueDate 2018-01-01 -Paragraph 31 -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=7&date=2018-03-01&anchor=para_31&doctype=Standard -URIDate 2018-03-16 + Details
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- Definition The amount of instruments held by the entity that provide evidence of a residual interest in the assets of another entity after deducting all of its liabilities. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2018-01-01 -Paragraph 55 -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2018-03-01&anchor=para_55&doctype=Standard -URIDate 2018-03-16 + Details
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- Definition The increase (decrease) in financial assets arising from a change in measurement attribute on the entity's transition to IFRS 9. [Refer: Financial assets] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 7 -IssueDate 2018-01-01 -Paragraph 42L -Subparagraph b -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=7&date=2018-03-01&anchor=para_42L_b&doctype=Standard -URIDate 2018-03-16 + Details
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