The amount of unused tax losses for which no deferred tax asset is recognised in the statement of financial position. [Refer: Unused tax losses [member]]

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 12
-IssueDate 2017-01-01
-Paragraph 81
-Subparagraph e
-URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=12&date=2017-03-01&anchor=para_81_e&doctype=Standard
-URIDate 2017-03-09

Name:	ifrs-full_UnusedTaxLossesForWhichNoDeferredTaxAssetRecognised
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	na
Period Type:	instant

Note 16 - Tax Expense - Unrecognised Deferred Tax Assets (Details) - USD ($) $ in Thousands	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Eersteling Gold Mining Company Limited [member]
Statement Line Items [Line Items]
Unrecognised deferred tax assets	$ 4,989	$ 4,989	$ 4,989
Greenstone Management Services Holdings Limited [member]
Statement Line Items [Line Items]
Unrecognised deferred tax assets	191	116
Unused tax losses [member]
Statement Line Items [Line Items]
Unrecognised deferred tax assets	$ 5,180	$ 5,105	$ 4,989