Financial Assets and Liabilities - Summary of Trade and Other Payables (Details) - USD ($) $ in Thousands	Jun. 30, 2018	Jun. 30, 2017
Disclosure Of Financial Assets And Liabilities [Abstract]
Trade and other payables	$ 18,921	$ 21,805
Trade and other payables	$ 18,921	$ 21,805

The amount of current trade payables and current other payables. [Refer: Current trade payables; Other current payables]

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 1
-IssueDate 2017-01-01
-Paragraph 54
-Subparagraph k
-URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2017-03-01&anchor=para_54_k&doctype=Standard
-URIDate 2017-03-09

Name:	ifrs-full_TradeAndOtherCurrentPayables
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant