Significant Accounting Policies - Additional Information (Details)	3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 30, 2022 USD ($) $ / shares	Jun. 30, 2021 USD ($)	Jun. 30, 2022 USD ($) Segment $ / shares shares	Jun. 30, 2021 USD ($)	Dec. 31, 2021 USD ($) $ / shares	Aug. 24, 2021 USD ($) $ / shares
Accounting Policies [Line Items]
Common stock, par value | $ / shares	$ 0.0001		$ 0.0001		$ 0.0001
Goodwill	$ 117,889,000		$ 117,889,000		$ 12,666,000	$ 0
Intangible assets	33,214,000		33,214,000		3,590,000	$ 0
Accounts receivable,Allowance for doubtful accounts	357,000		357,000		$ 357,000
Write-offs of accounts receivable	0	$ 0	$ 0	$ 0
Concentration risk percentage			10.00%		10.00%
Percentage of ownership interest held by limited partners in the investment fund of an investor			16.00%		22.00%
Goodwill impairment			$ 0
Warranty allowance	3,587,000		3,587,000		$ 6,106,000
Product warranty accrual related to remaining cost of replacement for identified battery deficiency	2,213,000		$ 2,213,000		4,732,000
Number of days due for payments of credit card, check or automated clearing house			30 days
Warranty period on hardware devices			1 year
Estimated average in service life of hub device			4 years
Advertising expenses	66,000	244,000	$ 140,000	400,000
Number of operating segment | Segment			1
Number of reportable segment | Segment			1
Assets	$ 575,807,000		$ 575,807,000		579,683,000
ASU No. 2019-12
Accounting Policies [Line Items]
Change in Accounting Principle, Accounting Standards Update, Adopted [true false]	true		true
Change in Accounting Principle, Accounting Standards Update, Adoption Date	Jan. 01, 2022		Jan. 01, 2022
Change in Accounting Principle, Accounting Standards Update, Immaterial Effect [true false]	true		true
ASU No. 2021-08
Accounting Policies [Line Items]
Change in Accounting Principle, Accounting Standards Update, Adopted [true false]	true		true
Change in Accounting Principle, Accounting Standards Update, Adoption Date	Oct. 01, 2021		Oct. 01, 2021
UNITED STATES
Accounting Policies [Line Items]
Assets	$ 5,566,000		$ 5,566,000		$ 8,629,000
Minimum
Accounting Policies [Line Items]
Contractual terms for Hosted Services Revenue			1 month
Maximum
Accounting Policies [Line Items]
Contractual terms for Hosted Services Revenue			7 years
Class A Common Stock
Accounting Policies [Line Items]
Common stock, par value | $ / shares						$ 0.0001
Common stock shares converted | shares			4,884.6000
General and Administrative Expenses
Accounting Policies [Line Items]
Provision for doubtful accounts	0	(42,000)	$ 0	(27,000)
Cost of Sales
Accounting Policies [Line Items]
Warranty expense	$ 373,000	$ 80,000	$ 657,000	$ 388,000