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PROPERTY AND EQUIPMENT, NET (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 and Equipment, Net [Abstract]
Property and equipment, gross	$ 8,151		$ 8,151		$ 5,228
Less: Accumulated depreciation	(3,944)		(3,944)		(3,232)
Property and equipment, net	4,207		4,207		1,996
Depreciation and amortization expense	264	$ 222	712	$ 676
Laboratory Equipment [Member]
Property and Equipment, Net [Abstract]
Property and equipment, gross	5,885		5,885		4,245
Computer Equipment [Member]
Property and Equipment, Net [Abstract]
Property and equipment, gross	996		996		765
Software [Member]
Property and Equipment, Net [Abstract]
Property and equipment, gross	156		156		136
Furniture and Fixtures [Member]
Property and Equipment, Net [Abstract]
Property and equipment, gross	47		47		47
Leasehold Improvements [Member]
Property and Equipment, Net [Abstract]
Property and equipment, gross	22		22		0
Construction in Process [Member]
Property and Equipment, Net [Abstract]
Property and equipment, gross	$ 1,045		$ 1,045		$ 35

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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The aggregate expense recognized in the current period that allocates the cost of tangible assets, intangible assets, or depleting assets to periods that benefit from use of the assets.

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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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