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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The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation.

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Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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Other Financial Statement Information - Schedule of Property and Equipment (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020	Dec. 31, 2020
Property, Plant and Equipment [Line Items]
Property and equipment	$ 16,661		$ 16,661		$ 10,792
Less: accumulated depreciation and amortization	4,073		4,073		2,351
Property and equipment, net	12,588		12,588		8,441
Depreciation and amortization expense	700	$ 400	1,700	$ 1,100
Laboratory equipment
Property, Plant and Equipment [Line Items]
Property and equipment	12,470		12,470		8,075
Computer equipment and software
Property, Plant and Equipment [Line Items]
Property and equipment	1,344		1,344		182
Furniture and fixtures
Property, Plant and Equipment [Line Items]
Property and equipment	478		478		241
Leasehold improvements
Property, Plant and Equipment [Line Items]
Property and equipment	$ 2,369		$ 2,369		$ 2,294