Property and equipment (Tables)

12 Months Ended

Dec. 31, 2023

Property, Plant and Equipment [Abstract]

Summary of property and equipment

Depreciation on equipment is calculated using the straight-line method over the estimated useful lives of the assets as follows:

Asset category	Estimated useful life
Laboratory equipment	5 years
Computer equipment	3 years
Office equipment, furniture and fixtures	5 years
Leasehold improvements	Lesser of useful life or remaining lease term

Property and equipment consisted of the following (in thousands):

	As of December 31,
	2023		2022
Property and equipment
Laboratory equipment	$	8,042	$	8,757
Leasehold improvements	4,712		4,682
Furniture and fixtures	1,422		1,181
Office equipment	621		529
Computer equipment	98		191
Construction in progress	—		183
Total property and equipment	14,895		15,523
Less: accumulated depreciation	(7,763)		(8,123)
Total property and equipment, net	$	7,132	$	7,400

Summary of depreciation expense

Depreciation expense related to property and equipment was as follows (in thousands):

	Years Ended December 31,
	2023		2022
Depreciation expense	$	1,578	$	1,676