Property and Equipment, net (Tables)

12 Months Ended

Dec. 31, 2021

Property, Plant and Equipment [Abstract]

Property, Plant and Equipment

The following table summarizes our major classes of property and equipment (in thousands): 

	December 31,
	2021		2020
Laboratory equipment	$	4,215	$	4,967
Computer equipment and software	265		281
Furniture and fixtures	—		—
Leasehold improvements	115		83
	4,595		5,331
Less accumulated depreciation and amortization	(4,314)		(4,859)
Property and equipment, net	$	281	$	472