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Post-retirement benefit obligations- Loss/(gain) recognition (Details) - ZAR (R) R in Millions | 12 Months Ended
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Jun. 30, 2021 | Jun. 30, 2020 | Jun. 30, 2019
Disclosure of net defined benefit liability (asset) [line items] |  |  |
Loss/(gain) recognised in the income statement | R 1,897 | R 2,302 | R 2,041
Loss/(gain) recognised in other comprehensive income | (834) | 147 | 531
Healthcare |  |  |
Disclosure of net defined benefit liability (asset) [line items] |  |  |
Loss/(gain) recognised in the income statement | 407 | 467 | 485
Loss/(gain) recognised in other comprehensive income | 201 | (1,040) | (460)
Pension | Benefit obligation |  |  |
Disclosure of net defined benefit liability (asset) [line items] |  |  |
Loss/(gain) recognised in the income statement | 7,248 | 7,073 | 6,371
Loss/(gain) recognised in other comprehensive income | 5,715 | (6,921) | 1,360
Pension | Plan assets |  |  |
Disclosure of net defined benefit liability (asset) [line items] |  |  |
Loss/(gain) recognised in the income statement | (5,758) | (5,238) | (4,815)
Loss/(gain) recognised in other comprehensive income | (7,419) | 7,507 | (514)
Pension | Asset ceiling |  |  |
Disclosure of net defined benefit liability (asset) [line items] |  |  |
Loss/(gain) recognised in other comprehensive income | R 669 | R 601 | R 145

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- Definition The amount of other comprehensive income, before tax, related to gains (losses) on remeasurements of defined benefit plans, which comprise actuarial gains and losses; the return on plan assets, excluding amounts included in net interest on the net defined benefit liability (asset); and any change in the effect of the asset ceiling, excluding amounts included in net interest on the net defined benefit liability (asset). [Refer: Other comprehensive income, before tax; Defined benefit plans [member]; Plan assets [member]; Net defined benefit liability (asset)] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2020-01-01 -Paragraph 91 -Subparagraph b -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2020-en-r&anchor=para_91_b&doctype=Standard -URIDate 2020-01-01 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2020-01-01 -Paragraph 7 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2020-en-r&anchor=para_7&doctype=Standard -URIDate 2020-01-01 + Details
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- Definition The amount of post-employment benefit expense relating to defined benefit plans. [Refer: Defined benefit plans [member]] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 19 -IssueDate 2020-01-01 -Paragraph 5 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=19&code=ifrs-tx-2020-en-r&anchor=para_5&doctype=Standard -URIDate 2020-01-01 + Details
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