v3.26.1
Property, Plant and Equipment
6 Months Ended
Jun. 30, 2026
Property, Plant and Equipment  
Property, Plant and Equipment

7. Property, Plant and Equipment

Property, plant and equipment consist of the following at June 30, 2026 and December 31, 2025 (in thousands):

  ​ ​ ​

June 30, 

  ​ ​ ​

December 31, 

  ​ ​ ​

Estimated

2026

2025

Useful Life

Leasehold improvements

$

18,969

$

19,079

 

Lesser of lease term or estimated useful life

Office furniture and equipment

 

620

 

604

 

3-5 years

Computer and manufacturing equipment and software

 

5,499

 

5,311

 

3-5 years

Land in the United Kingdom

 

90

 

91

 

NA

 

25,178

 

25,085

 

NA

Less: accumulated depreciation

 

(8,702)

 

(7,679)

 

  ​

Total property, plant and equipment, net

$

16,476

$

17,406

 

  ​

Depreciation expense was approximately $0.5 million and $0.5 million for the three months ended June 30, 2026, and 2025, respectively.

Depreciation expense was approximately $1.1 million and $0.9 million for the six months ended June 30, 2026, and 2025, respectively.