Credit risk (Details Narrative) - USD ($) $ in Thousands	Dec. 31, 2017	Dec. 31, 2016
Disclosure of major customers [line items]
Trade accounts receivable	$ 78,397	$ 6,421
Four Customers [Member]
Disclosure of major customers [line items]
Trade receivables percentage	100.00%	87.60%

The amount due from customers for goods and services sold.

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Name IAS
-Number 1
-IssueDate 2016-01-13
-Paragraph 78
-Subparagraph b
-URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2016-03-30&anchor=para_78_b&doctype=Standard
-URIDate 2016-03-31

Name:	ifrs-full_TradeReceivables
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant