Leases - Additional Information (Detail) $ in Thousands		12 Months Ended
	Jan. 25, 2019 renewalOption	Dec. 31, 2021 USD ($)	Dec. 31, 2020 USD ($)
Operating lease payments		$ 3,186
Weighted average remaining lease term		8 years 3 months 18 days
Operating lease expense		$ 5,658	$ 3,595
Fixed lease payment		5,323	3,156
Variable lease payment		335	439
Impairment loss		$ 0	$ 667
BRITISH COLUMBIA | Building
Operating lease, term of contract	10 years
Number of renewal options | renewalOption	2
Renewal term	5 years
Canada, Dollars
Discount rate		4.80%
United States of America, Dollars
Discount rate		2.80%