Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

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Balance Sheet Components - Property and Equipment, net (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021	Dec. 31, 2021
Property and Equipment, net
Property and equipment, gross	$ 100,776		$ 84,929
Less: Accumulated depreciation and amortization	(22,415)		(19,413)
Total Property and Equipment, net	78,361		65,516
Depreciation expense	3,000	$ 2,500
Impairment charge	0
Machinery and equipment
Property and Equipment, net
Property and equipment, gross	38,073		33,722
Computer equipment
Property and Equipment, net
Property and equipment, gross	$ 4,893		4,893
Useful Life	3 years
Capitalized software held for internal use
Property and Equipment, net
Property and equipment, gross	$ 3,112		2,395
Useful Life	3 years
Leasehold improvements
Property and Equipment, net
Property and equipment, gross	$ 26,647		13,640
Construction-in-process
Property and Equipment, net
Property and equipment, gross	$ 28,051		$ 30,279
Minimum \| Machinery and equipment
Property and Equipment, net
Useful Life	3 years
Maximum \| Machinery and equipment
Property and Equipment, net
Useful Life	5 years