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TRADE AND OTHER RECEIVABLES (Tables)
12 Months Ended
Dec. 31, 2017
Trade and other receivables [abstract]  
Schedule of trade and other receivables
 
December 31, 2017

December 31, 2016

 
$

$

Trade receivables
14,848

35,590

Value added tax receivables (note 11)
7,004

13,462

Prepayments and deposits
8,875

6,101

Income tax receivable
1,213

2,638

Other taxes receivable
4,824


Other receivables
1,288

646

 
38,052

58,437