Leases - Additional Information (Detail) $ in Thousands		1 Months Ended
	Apr. 30, 2021 USD ($) ft²	Apr. 30, 2022 USD ($) ft² Employee	Nov. 30, 2021 Employee	Mar. 31, 2022 USD ($)	Dec. 31, 2021 USD ($)
Leases [Line Items]
ROU asset				$ 2,206	$ 2,289
ROU assets				2,206	$ 2,289
Operating lease liability				$ 3,958
Smarteq Wireless Aktiebolag [Member]
Leases [Line Items]
ROU asset	$ 200
ROU assets	200
Operating lease liability	$ 200
Beijing Design Center [Member]
Leases [Line Items]
Number of separate employees | Employee			14
Engineering Sales And Administration | Smarteq Wireless Aktiebolag [Member]
Leases [Line Items]
Area of lease | ft²	4,080
Lease expiration date	Jul. 31, 2023
Subsequent Event
Leases [Line Items]
Operating lease term of contract		2 years
Lease expiration date		Apr. 30, 2024
Subsequent Event | Beijing Design Center [Member]
Leases [Line Items]
Number of former employees rehired | Employee		4
Tianjin [Member] | Subsequent Event
Leases [Line Items]
Lease description		The Company completed the transition of antenna manufacturing from its Tianjin, China facility to contract manufacturers during the first quarter of 2022. In April 2022, the Company vacated the manufacturing facility and moved a small team of employees associated with sourcing, quality, and local customer support to a new leased facility in Tianjin, China. For the new office, the Company entered into a two-year lease ending December 31, 2023 for 1,694 square feet of office space in Tianjin, China. The Company recognized a present value of the right of use asset of $0.1 million for this new office lease.
Operating lease term of contract		2 years
Area of lease | ft²		1,694
ROU asset		$ 100
Lease expiration date		Dec. 31, 2023
ROU assets		$ 100