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Dividends - Summary of Dividends Paid (Detail) - USD ($) $ / shares in Units, $ in Millions | 12 Months Ended
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Jun. 30, 2018 | Jun. 30, 2017 | Jun. 30, 2016
Disclosure of Dividends [abstract] |  |  |
Prior year final dividend, Per share | $ 0.43 | $ 0.14 | $ 0.62
Interim dividend, Per share | 0.55 | 0.40 | 0.16
Dividends paid during the period, Per share | $ 0.98 | $ 0.54 | $ 0.78
Prior year final dividend, Total | $ 2,291 | $ 746 | $ 3,299
Interim dividend, Total | 2,930 | 2,125 | 855
Dividends paid during the period, Total | $ 5,221 | $ 2,871 | $ 4,154

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- Definition Disclosure of dividends. + References No definition available. + Details
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- Definition Final dividend paid per share relating to prior years. + References No definition available. + Details
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- Definition Interim dividend paid per share relating to current years. + References No definition available. + Details
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- Definition The amount of dividends recognised as distributions to owners of the parent. [Refer: Parent [member]] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2017-01-01 -Paragraph 106 -Subparagraph d -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2017-03-01&anchor=para_106_d&doctype=Standard -URIDate 2017-03-09 + Details
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- Definition The amount of dividends relating to the current year, recognised as distributions to owners of the parent. [Refer: Parent [member]] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2017-01-01 -Paragraph 106 -Subparagraph d -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2017-03-01&anchor=para_106_d&doctype=Standard -URIDate 2017-03-09 + Details
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