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Trade Receivables (Tables)
12 Months Ended
Dec. 31, 2022
Trade Receivables.  
Schedule of trade receivable

As at December 31:

    

2022

    

2021

Trade receivables, gross amount

$

3,845

$

4,300

Less: Allowance for expected credit losses

 

(16)

 

(136)

Trade receivables, net amount

$

3,829

$

4,164

Schedule of movement in the loss allowance

Equal to lifetime expected credit Losses

Financial assets that

are credit-impaired

    

at year-end

Loss allowance: as at January 1, 2021

$

48

Additions for the year

 

124

Charge-off for the year

 

(32)

Exchange effect

 

(4)

Loss allowance: as at December 31, 2021

136

Additions for the year

2

Charge-off for the year

(121)

Exchange effect

(1)

Loss allowance: as at December 31, 2022

$

16