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SHARE CAPITAL AND RESERVES (Diluted Earnings per Share is Calculated) (Details) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016
Disclosure of terms and conditions of share-based payment arrangement [line items]
Net income for the year	$ 10,537	$ 25,254
Basic weighted average number of shares outstanding	167,265,059	144,159,678
Basic earnings per share	$ 0.06	$ 0.18
Dilutive effect of Other Equity Instruments	174,703,186	149,961,923
Diluted earnings per share	$ 0.06	$ 0.17
Stock Option Incentive Plan [member]
Disclosure of terms and conditions of share-based payment arrangement [line items]
Dilutive effect of Stock options	2,217,597	1,903,699
Warrants [member]
Disclosure of terms and conditions of share-based payment arrangement [line items]
Dilutive effect of Other Equity Instruments	3,582,912	2,709,987
Restricted Share Rights [member]
Disclosure of terms and conditions of share-based payment arrangement [line items]
Dilutive effect of Other Equity Instruments	1,637,618	1,188,559

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- Definition

The weighted average number of ordinary shares outstanding plus the weighted average number of ordinary shares that would be issued on the conversion of all the dilutive potential ordinary shares into ordinary shares. [Refer: Ordinary shares [member]; Weighted average [member]]

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