Financial Statement Components - Schedule of Property and Equipment (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022	Dec. 31, 2022
Property, Plant and Equipment [Line Items]
Total property and equipment	$ 94,673		$ 94,673		$ 40,412
Accumulated depreciation and amortization	(15,529)		(15,529)		(10,152)
Total property and equipment, net	79,144		79,144		30,260
Depreciation and amortization	3,500	$ 900	5,400	$ 1,700
Machinery and equipment
Property, Plant and Equipment [Line Items]
Total property and equipment	55,423		55,423		14,047
Computer hardware and software
Property, Plant and Equipment [Line Items]
Total property and equipment	8,431		8,431		6,797
Land
Property, Plant and Equipment [Line Items]
Total property and equipment	1,001		1,001		1,001
Leasehold improvements
Property, Plant and Equipment [Line Items]
Total property and equipment	19,139		19,139		885
Vehicles, including demonstration fleet
Property, Plant and Equipment [Line Items]
Total property and equipment	3,353		3,353		3,222
Furniture and fixtures
Property, Plant and Equipment [Line Items]
Total property and equipment	818		818		818
Construction in progress
Property, Plant and Equipment [Line Items]
Total property and equipment	$ 6,508		$ 6,508		$ 13,642