Property and Equipment (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 9,341	$ 2,685
Less: accumulated depreciation and amortization	(1,488)	(651)
Property and equipment, net	7,853	2,034
Lab equipment
Property, Plant and Equipment [Line Items]
Property and equipment, gross	2,528	1,658
Furniture and fixtures
Property, Plant and Equipment [Line Items]
Property and equipment, gross	1,611	541
Computer equipment
Property, Plant and Equipment [Line Items]
Property and equipment, gross	232	87
Office equipment
Property, Plant and Equipment [Line Items]
Property and equipment, gross	80	109
Software
Property, Plant and Equipment [Line Items]
Property and equipment, gross	347	110
Leasehold improvements
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 4,543	$ 180

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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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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