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Accounts receivable (Tables)

12 Months Ended

Dec. 31, 2018

Trade And Other Receivables [Abstract]

Schedule of accounts receivable

		2018		2017
Trade receivables		$	392,865	$	392,759
GST/VAT receivables			3,711		3,611
Other receivables			5,774		454
Total		$	402,350	$	396,824

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Detailed information about trade and other receivables.

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