Geographic areas (Tables)

9 Months Ended

Sep. 30, 2022

Segment Reporting [Abstract]

Summary of revenue by geography

The following table presents a summary of revenue by geography for the three and nine months ended September 30, 2022 and 2021:

	Three months ended September 30,
	2022		2021
United States	$	951	$	784
Japan		293		304
Germany		237		70
Other		214		149
Total revenue	$	1,695	$	1,307

	Nine months ended September 30,
	2022		2021
United States	$	2,461	$	2,100
Japan		1,008		1,197
Germany		757		197
Other		552		359
Total revenue	$	4,778	$	3,853

Long-lived assets by geographic area

The following table sets forth the long-lived assets, consisting of property and plant, net, and operating lease right-of-use assets, by geographic area as of September 30, 2022 and December 31, 2021 as follows (in thousands):

	September 30,		December 31,
	2022		2021
Canada	$	10,106	$	11,251
United States		497		576
Total long-lived assets	$	10,603	$	11,827

Significant customers

The tables below present the significant customers on a percentage of total revenue basis for the three and nine months ended September 30, 2022 and 2021.

	Three months ended September 30,
	2022			2021
Customer A		15	%		15	%
Customer B		11	%		11	%
Customer C		10	%		—	%

	Nine months ended September 30,
	2022			2021
Customer A		13	%		13	%
Customer B		13	%		12	%