Trade receivables

3 Months Ended

Mar. 31, 2021

Trade and other receivables

Trade and other receivables

13.    Trade receivables

Trade receivables are generally secured by the equipment that they relate to as it is Company policy that equipment is not released until payment has been collected. The following table presents the activity in the allowance for expected credit losses for the period ended March 31, 2021:

Balance, December 31, 2020		(5,467)
Current period provision		(501)
Write-offs charged against the allowance		392
Balance, March 31, 2021	$	(5,576)