XML 140 R94.htm IDEA: XBRL DOCUMENT
v3.19.3

Cost of Sales - Disclosure of cost of sales (Details) - ZAR (R) R in Millions | 12 Months Ended
--- | ---
Jun. 30, 2019 | Jun. 30, 2018 | Jun. 30, 2017
Analysis of income and expense [abstract] |  |  |
Production costs | R 20,324 | R 15,084 | R 15,042
Amortisation and depreciation of mining assets | 3,961 | 2,468 | 2,441
Amortisation and depreciation of assets other than mining assets | 93 | 102 | 78
Rehabilitation expenditure | 33 | 67 | 23
Care and maintenance costs of restructured shafts | 134 | 128 | 109
Employment termination and restructuring costs | 242 | 208 | 74
Share-based payments | 155 | 244 | 391
Impairment of assets | 3,898 | 5,336 | 1,718
Other | 29 | (41) | (7)
Total cost of sales | R 28,869 | R 23,596 | R 19,869

X
- Definition Care And Maintenance Costs Of Restructured Shafts + References No definition available. + Details
Name: | hmy_CareAndMaintenanceCostsOfRestructuredShafts
Namespace Prefix: | hmy_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Depreciation And Amortisation Expense Of Assets Other Than Mining Assets + References No definition available. + Details
Name: | hmy_DepreciationAndAmortisationExpenseOfAssetsOtherThanMiningAssets
Namespace Prefix: | hmy_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Depreciation And Amortisation Expense Of Mining Assets + References No definition available. + Details
Name: | hmy_DepreciationAndAmortisationExpenseOfMiningAssets
Namespace Prefix: | hmy_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Expense of Restructuring Activities and Termination Benefits Expense + References No definition available. + Details
Name: | hmy_ExpenseofRestructuringActivitiesandTerminationBenefitsExpense
Namespace Prefix: | hmy_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Production Costs1 + References No definition available. + Details
Name: | hmy_ProductionCosts1
Namespace Prefix: | hmy_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Rehabilitation Expenditure/Credit + References No definition available. + Details
Name: | hmy_RehabilitationExpenditureCredit
Namespace Prefix: | hmy_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- References No definition available. + Details
Name: | ifrs-full_AnalysisOfIncomeAndExpenseAbstract
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The amount of costs relating to expenses directly or indirectly attributed to the goods or services sold, which may include, but are not limited to, costs previously included in the measurement of inventory that has now been sold, unallocated production overheads and abnormal amounts of production costs of inventories. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2018-01-01 -Paragraph 99 -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2018-03-01&anchor=para_99&doctype=Standard -URIDate 2018-03-16 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2018-01-01 -Paragraph 103 -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2018-03-01&anchor=para_103&doctype=Standard -URIDate 2018-03-16 + Details
Name: | ifrs-full_CostOfSales
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The amount of expense arising from share-based payment transactions in which the goods or services received did not qualify for recognition as assets. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 2 -IssueDate 2018-01-01 -Paragraph 51 -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=2&date=2018-03-01&anchor=para_51_a&doctype=Standard -URIDate 2018-03-16 + Details
Name: | ifrs-full_ExpenseFromSharebasedPaymentTransactionsInWhichGoodsOrServicesReceivedDidNotQualifyForRecognitionAsAssets
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The amount of impairment loss or reversal of impairment loss recognised in profit or loss. [Refer: Impairment loss recognised in profit or loss; Reversal of impairment loss recognised in profit or loss] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2018-01-01 -Paragraph 99 -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2018-03-01&anchor=para_99&doctype=Standard -URIDate 2018-03-16 + Details
Name: | ifrs-full_ImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLoss
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The amount of miscellaneous other operating expenses. [Refer: Other operating income (expense)] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2018-01-01 -Paragraph 112 -Subparagraph c -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2018-03-01&anchor=para_112_c&doctype=Standard -URIDate 2018-03-16 + Details
Name: | ifrs-full_MiscellaneousOtherOperatingExpense
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration