XML 43 R15.htm IDEA: XBRL DOCUMENT v3.22.1
Property and Equipment, Net
 12 Months Ended
Dec. 31, 2021
Property, Plant and Equipment [Abstract]  
Property and Equipment, Net Property and Equipment, Net
Property and equipment, net, consisted of the following (in thousands):
December 31,
20212020
Leasehold improvements
$95,001 $8,452 
Laboratory equipment
27,039 17,083 
Computer equipment and software
1,610 724 
Furniture and fixtures
384 178 
Construction in progress
10,577 55,712 
Property and equipment, at cost
134,611 82,149 
Less: Accumulated depreciation and amortization
(14,513)(5,104)
Total property and equipment, net
$120,098 $77,045 
Depreciation and amortization expense was $13.5 million, $4.2 million and $1.3 million for the years ended December 31, 2021, 2020 and 2019, respectively.