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Other Balance Sheet Accounts Details - Schedule of Property and Equipment, Net (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Property Plant And Equipment [Line Items]
Depreciation	$ 4,200	$ 5,000	$ 6,400
Property and equipment, gross	31,996	29,327
Less: accumulated depreciation	(24,108)	(21,671)
Property and equipment, net	7,888	7,656
Equipment
Property Plant And Equipment [Line Items]
Property and equipment, gross	25,286	22,702
Software
Property Plant And Equipment [Line Items]
Property and equipment, gross	765	726
Furniture and fixtures
Property Plant And Equipment [Line Items]
Property and equipment, gross	652	459
Leasehold improvements
Property Plant And Equipment [Line Items]
Property and equipment, gross	3,616	5,440
Construction in progress
Property Plant And Equipment [Line Items]
Property and equipment, gross	$ 1,677	$ 0
Minimum
Property Plant And Equipment [Line Items]
Useful life	1 year
Minimum | Equipment
Property Plant And Equipment [Line Items]
Useful life	1 year
Minimum | Software
Property Plant And Equipment [Line Items]
Useful life	1 year
Minimum | Furniture and fixtures
Property Plant And Equipment [Line Items]
Useful life	1 year
Minimum | Leasehold improvements
Property Plant And Equipment [Line Items]
Useful life	1 year
Maximum
Property Plant And Equipment [Line Items]
Useful life	3 years
Maximum | Equipment
Property Plant And Equipment [Line Items]
Useful life	3 years
Maximum | Software
Property Plant And Equipment [Line Items]
Useful life	3 years
Maximum | Furniture and fixtures
Property Plant And Equipment [Line Items]
Useful life	3 years
Maximum | Leasehold improvements
Property Plant And Equipment [Line Items]
Useful life	7 years

X

- Definition

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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