Business Combinations - Additional Information (Detail) $ in Thousands, kr in Millions			3 Months Ended		6 Months Ended
	Apr. 30, 2021 USD ($) ft²	Apr. 30, 2021 SEK (kr)	Jun. 30, 2021 USD ($)	Jun. 30, 2020 USD ($)	Jun. 30, 2021 USD ($)	Jun. 30, 2020 USD ($)	Dec. 31, 2020 USD ($)
Business Acquisition [Line Items]
Working capital adjustments	$ 5
Total cash consideration	6,785
Payments for business acquisition, net of cash					$ 6,277	$ 0
Cash	503
Debt	91
Adjuted inventory			$ 500		500
Inventory recognized			300
Right of Use Asset			2,381		2,381		$ 2,272
Operating lease liability			4,260		4,260
Net deferred tax assets			15,200		15,200		12,900
Goodwill	3,259		6,522		6,522		$ 3,332
REVENUES			21,681	$ 19,842	39,388	$ 37,348
Smarteq [Member]
Business Acquisition [Line Items]
Cash	500
Debt	$ 100
Area of lease | ft²	4,080
Lease expiration date	Jul. 31, 2023	Jul. 31, 2023
Right of Use Asset	$ 200
Operating lease liability	200
Goodwill	3,300
Transaction costs	$ 300
REVENUES			$ 1,500		$ 200
Smarteq France [Member]
Business Acquisition [Line Items]
Loan term	5 years	5 years
Loan amount	$ 100
Loan interest rate	0.57%	0.57%
Loan maturity date	May 31, 2026	May 31, 2026
Net deferred tax assets	$ 2,400
SPA [Member] | Smarteq [Member]
Business Acquisition [Line Items]
Cash purchase price | kr		kr 53.0
Working capital adjustments | kr		1.6
Net cash adjustment | kr		kr 2.1
Total cash consideration	56,800
Payments for business acquisition, net of cash	$ 6,800