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Property, plant and equipment- Segmentation (Details) - ZAR (R) R in Millions | Jun. 30, 2019 | Jun. 30, 2018 | Jun. 30, 2017
--- | --- | --- | ---
Property, plant and equipment |  |  |
Property, plant and equipment | R 233,549 | R 167,457 | R 158,773
Mining |  |  |
Property, plant and equipment |  |  |
Property, plant and equipment | 23,540 | 22,584 |
Exploration And Production International |  |  |
Property, plant and equipment |  |  |
Property, plant and equipment | 6,076 | 7,646 |
Energy |  |  |
Property, plant and equipment |  |  |
Property, plant and equipment | 48,924 | 47,743 |
Base Chemicals |  |  |
Property, plant and equipment |  |  |
Property, plant and equipment | 77,339 | 46,874 |
Performance Chemicals |  |  |
Property, plant and equipment |  |  |
Property, plant and equipment | 74,313 | 39,274 |
Group Functions |  |  |
Property, plant and equipment |  |  |
Property, plant and equipment | R 3,357 | R 3,336 |

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- Definition The amount of tangible assets that: (a) are held for use in the production or supply of goods or services, for rental to others, or for administrative purposes; and (b) are expected to be used during more than one period. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 16 -IssueDate 2018-01-01 -Paragraph 73 -Subparagraph e -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=16&date=2018-03-01&anchor=para_73_e&doctype=Standard -URIDate 2018-03-16 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2018-01-01 -Paragraph 54 -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2018-03-01&anchor=para_54_a&doctype=Standard -URIDate 2018-03-16 + Details
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