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Property and Equipment, Net (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019
Property and Equipment, Net
Property and equipment, gross	$ 12,980	$ 7,729
Less: Accumulated depreciation and amortization	(4,859)	(3,558)
Total property and equipment, net	8,121	4,171
Depreciation and amortization expense	1,491	1,303
Laboratory equipment
Property and Equipment, Net
Property and equipment, gross	5,359	5,432
Leasehold improvements
Property and Equipment, Net
Property and equipment, gross	1,579	1,580
Computer equipment & software
Property and Equipment, Net
Property and equipment, gross	461	423
Furniture & fixtures
Property and Equipment, Net
Property and equipment, gross	224	219
Machinery & equipment
Property and Equipment, Net
Property and equipment, gross	75	$ 75
Construction in progress
Property and Equipment, Net
Property and equipment, gross	$ 5,282

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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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