Balance Sheet Components - Accrued Expenses and Other Current Liabilities (Details) - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Accrued payroll expenses	$ 8,383	$ 13,550
Accrued manufacturing costs	5,963	3,925
Accrued transaction costs	5,000	5,000
Accrued professional and consulting fees	4,474	3,411
Accrued warranty costs	2,152	1,934
Accrued taxes	$ 1,062	$ 1,017
Operating Lease, Liability, Current, Statement of Financial Position [Extensible List]	Accrued expense and other current liabilities	Accrued expense and other current liabilities
Lease liabilities	$ 2,601	$ 2,623
Legal proceedings accrual	825	825
Other	2,104	3,366
Accrued expense and other current liabilities	$ 32,564	$ 35,651