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Consolidated Statements of Changes in Equity [Parenthetical] - $ / shares	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017
Equity [abstract]
Declaration of cash dividends per share	$ 0.05	$ 0.12

X

- Definition

The amount, per share, of dividends recognised as distributions to owners.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 1
-IssueDate 2018-01-01
-Paragraph 107
-URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2018-03-01&anchor=para_107&doctype=Standard
-URIDate 2018-03-16

+ Details

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Namespace Prefix:	ifrs-full_
Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	duration

X

- References

No definition available.

+ Details

Name:	ifrs-full_EquityAbstract
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration