Property and Equipment, Net

12 Months Ended

Dec. 31, 2020

Property, Plant and Equipment [Abstract]

7. Property and Equipment, net

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


	As of December 31,
	2020			2019
Facilities	$	12,762		$	12,762
Furniture and fixtures		2,165			1,031
Lab equipment		51,072			38,093
Computer equipment and software		6,204			2,442
Leasehold improvements		40,435			29,369
Construction in progress		42,575			894

Total property and equipment		155,213			84,591
Less: Accumulated depreciation		(33,778	)		(21,459	)

Property and equipment, net	$	121,435		$	63,132

As of December 31, 2020 and 2019, capital leases totaling $3.3 million were included in lab equipment, with related accumulated depreciation of $2.4 million and $1.7 million, respectively. The increase in construction in progress during the year ended December 31, 2020 was primarily due to the

build-out

of a new high-throughput testing facility.

Depreciation expense related to property and equipment for the years ended December 31, 2020 and 2019 totaled $12.6 million and $9.6 million, respectively, inclusive of $0.7 million and $0.6 million, respectively, related to capital leases.