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Leases and other commitments - Operating leases (Details) - ZAR (R) R in Millions | 12 Months Ended |
--- | --- | ---
Jun. 30, 2019 | Jun. 30, 2018
Property, plant and equipment |  |
Commitments under leases |  |
Minimum future lease payments | R 24,081 | R 23,275
Property, plant and equipment | Within one year |  |
Commitments under leases |  |
Minimum future lease payments | 2,276 | 2,068
Property, plant and equipment | One to five years |  |
Commitments under leases |  |
Minimum future lease payments | 6,089 | 5,863
Property, plant and equipment | More than five years |  |
Commitments under leases |  |
Minimum future lease payments | R 15,716 | R 15,344
Corporate office building |  |
Commitments under leases |  |
Lease contract term (in years) | 20 years |
Lease renewal term (in years) | 5 years |
Rail cars |  |
Commitments under leases |  |
Lease renewal term (in years) | 6 years |
Rail cars | Minimum |  |
Commitments under leases |  |
Lease contract term (in years) | 12 years |
Rail cars | Maximum |  |
Commitments under leases |  |
Lease contract term (in years) | 18 years |

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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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- Definition The amount of future minimum lease payments payable under non-cancellable operating leases. Minimum lease payments are payments over the lease term that the lessee is or can be required to make, excluding contingent rent, costs for services and taxes to be paid by, and reimbursed to, the lessor, together with: (a) for a lessee, any amounts guaranteed by the lessee or by a party related to the lessee; or (b) for a lessor, any residual value guaranteed to the lessor by: (i) the lessee; (ii) a party related to the lessee; or (iii) a third party unrelated to the lessor that is financially capable of discharging the obligations under the guarantee. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Note Expiry date 2019-01-01 -Name IAS -Number 17 -IssueDate 2018-01-01 -Paragraph 35 -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=17&date=2018-03-02&anchor=para_35_a&doctype=Standard&book=b -URIDate 2018-03-16 + Details
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- Definition Term of the lessee's leasing arrangement renewal. + References No definition available. + Details
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- Definition Term of the lessee's leasing arrangement. + References No definition available. + Details
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