v3.26.1
Property, Plant and Equipment, net
12 Months Ended
Dec. 31, 2025
Property, Plant and Equipment, net  
Property, Plant and Equipment, net

5.    Property, Plant and Equipment, net

Property, plant and equipment, net at December 31, 2025 and 2024 consist of the following (in thousands):

  ​ ​ ​

December 31, 

  ​ ​ ​

December 31, 

2025

2024

Leasehold improvements

$

107,793

$

99,371

Manufacturing equipment

 

26,073

 

23,019

Laboratory equipment

 

15,219

 

14,741

Computer and office equipment

 

8,158

 

7,292

Furniture and fixtures

 

851

 

758

 

158,094

 

145,181

Less: Accumulated depreciation and amortization

 

(52,629)

 

(42,303)

$

105,465

$

102,878

Depreciation and amortization expense related to property, plant and equipment was $11.1 million and $11.4 million for the years ended December 31, 2025 and 2024, respectively.

As of December 31, 2025, property, plant and equipment with a carrying value of $5.5 million, consisting of $4.5 million leasehold improvements and $1 million manufacturing equipment, was not subject to depreciation, as these assets were not placed in service and not available for their intended use. As of December 31, 2024, property, plant and equipment with carrying value of $5.7 million, consisting of $3.8 million leasehold improvements, $1.7 million manufacturing equipment and $0.2 million laboratory equipment, was not subject to depreciation, as these assets were not placed in service and not available for their intended use.