Trade Receivables (Tables)

12 Months Ended

Dec. 31, 2019

Trade Receivables

Schedule of trade receivable

As at December 31:	2019		2018
Trade receivables, gross amount	$	4,204	$	5,654
Less: Allowance for expected credit losses		(46)		(311)
Trade receivables, net amount	$	4,158	$	5,343

Schedule of movement in the loss allowance

The movement in the loss allowance during the year ended December 31, 2019 and 2018 was as follows:

	Equal to lifetime expected credit losses
	Financial assets that
	are credit-impaired		Other trade
	at year-end		Receivables		Total
Loss allowance: as at January 1, 2018	$	—	$	—	$	—
Reclassification from IAS 39 upon initial adoption of IFRS 9		8,948		—		8,948
Additions for the year		21,817		87		21,904
Written off		(30,935)		—		(30,935)
Exchange effect		184		10		194
Other		—		200		200
Loss allowance: as at December 31, 2018		14		297		311
Additions for the year		443		—		443
Reversal		—		(83)		(83)
Written off		(409)		(199)		(608)
Exchange effect		(2)		(15)		(17)
Loss allowance: as at December 31, 2019	$	46	$	—	$	46