REVENUE (Tables)

9 Months Ended

Sep. 30, 2022

Revenue from Contract with Customer [Abstract]

Disaggregation of revenue by major products and services lines and timing of revenue recognition

In the following table, revenue is disaggregated by performance obligation and timing of revenue recognition. All revenue comes from contracts with customers. See Note 12 for the disaggregation of revenue by geographic region.

	For the Three Months Ended September 30,				For the Nine Months Ended September 30,
	2022		2021		2022		2021
Product		39,092		29,569		110,383		91,867
Transportation		5,022		3,294		13,878		9,277
License fees from Construction Partners		193		191		588		539
Total product revenue		44,307		33,054		124,849		101,683
Installation and other services		2,440		1,044		4,885		2,982
		46,747		34,098		129,734		104,665

	For the Three Months Ended September 30,				For the Nine Months Ended September 30,
	2022		2021		2022		2021
At a point in time		44,114		32,863		124,261		101,144
Over time		2,633		1,235		5,473		3,521
		46,747		34,098		129,734		104,665

Summary of contract liabilities

Contract Liabilities

	As at
	September 30, 2022		December 31, 2021		December 31, 2020
Customer deposits		2,598		1,959		1,292
Deferred revenue		429		461		527
Contract liabilities		3,027		2,420		1,819

Schedule of sales by industry

	For the Three Months Ended September 30,				For the Nine Months Ended September 30,
	2022		2021		2022		2021
Commercial		31,796		20,805		85,458		55,981
Healthcare		3,638		5,017		15,693		25,680
Government		3,358		3,149		11,680		11,579
Education		5,322		3,892		11,430		7,904
License fees from Construction Partners		193		191		588		539
Total product and transportation revenue		44,307		33,054		124,849		101,683
Installation and other services		2,440		1,044		4,885		2,982
		46,747		34,098		129,734		104,665