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Acquisitions and Disposals of Subsidiaries, Operations, Joint Operations and Equity Accounted Investments - Summary of Divestments (Parenthetical) (Detail) - USD ($) $ in Millions | Jun. 30, 2018 | Jun. 30, 2017 | Jun. 30, 2016
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Gains (losses) on disposals of investments [abstract] |  |  |
Deferred consideration |  |  | $ 1

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- Definition Deferred consideration for acquisitions or disposals of subsidiaries operations and joint operations and equity accounted investments. + References No definition available. + Details
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- References No definition available. + Details
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