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Property and Equipment
12 Months Ended
Dec. 31, 2019
Property, Plant and Equipment [Abstract]  
Property and Equipment
Property and Equipment
The following table presents the composition of property and equipment, net as of December 31, 2019 and 2018 (in thousands):
 
As of December 31,
 
2019
 
2018
Lab equipment
$
2,112

 
$
1,764

Computer hardware, software and telephone
279

 
228

Furniture and fixtures
107

 
98

Leasehold improvements
67

 
50

Construction in progress
1,318

 

 
3,883

 
2,140

Less accumulated depreciation
(1,959
)
 
(1,785
)
Property and equipment, net
$
1,924

 
$
355