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Interest in Joint Operation - Summary of Share of Joint Operation and Includes Inter-company Transactions and Balances (Parenthetical) (Detail) $ in Millions, $ in Millions | 12 Months Ended |
--- | --- | ---
Dec. 31, 2017 USD ($) | Dec. 31, 2017 AUD ($) | Dec. 31, 2016 USD ($) | Dec. 31, 2016 AUD ($)
Disclosure of joint operations [abstract] |  |  |  |
Assets capitalised |  | $ 372.4 | $ 268.6 | $ 372.4
Additions to property, plant and equipment | $ 275.9 | 372.4 |  |
Cash additions to property, plant and equipment | 197.1 | 266.0 |  |
Non-cash additions to property, plant and equipment | $ 78.8 | $ 106.4 |  |

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- Definition Non cash additions of property plant and equipment. + References No definition available. + Details
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- Definition The amount of additions to property, plant and equipment other than those acquired through business combinations. [Refer: Business combinations [member]; Property, plant and equipment] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 16 -IssueDate 2017-01-01 -Paragraph 73 -Subparagraph e -Clause i -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=16&date=2017-03-01&anchor=para_73_e_i&doctype=Standard -URIDate 2017-03-09 + Details
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- Definition The cash outflow for the purchase of property, plant and equipment, intangible assets other than goodwill, investment property and other non-current assets. [Refer: Intangible assets other than goodwill; Investment property; Other non-current assets; Property, plant and equipment] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 7 -IssueDate 2017-01-01 -Paragraph 16 -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=7&date=2017-03-01&anchor=para_16&doctype=Standard -URIDate 2017-03-09 + Details
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