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Other Equity - Summary of Financial Information Relating to Subsidiaries with Non-controlling Interests (Parenthetical) (Detail) - USD ($) $ in Millions | 12 Months Ended
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Jun. 30, 2019 | Jun. 30, 2018
Discontinued operations - Onshore US Cash Generating Units [member] |  |
Disclosure of significant subsidiaries [line items] |  |
Dividends paid to non-controlling interests | $ 7 | $ 22

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- Definition The amount of dividends paid to non-controlling interests. [Refer: Non-controlling interests] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 12 -IssueDate 2018-01-01 -Paragraph B10 -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=12&date=2018-03-01&anchor=para_B10_a&doctype=Appendix&seq=2 -URIDate 2018-03-16 + Details
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- Details
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