Annual report [Section 13 and 15(d), not S-K Item 405]

Property, Plant and Equipment, net

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Property, Plant and Equipment, net
 12 Months Ended
Dec. 31, 2024
Property, Plant and Equipment [Abstract]  
Property, Plant and Equipment, net
Note G – Property, Plant and Equipment, net
Property, plant and equipment, net were as follows:
  December 31, 2024 December 31, 2023
United States Europe Total United States Europe Total
Computer equipment
 $ 2,690  $ 695  $ 3,385  $ 1,755  $ 559  $ 2,314 
Furniture and fixtures
 1,409  36  1,445  1,181  39  1,220 
Laboratory equipment
 6,879  728  7,607  5,086  594  5,680 
Leasehold improvements
 2,576  4,410  6,986  2,764  4,683  7,447 
Vehicles
 81  —  81  —  —  — 
Finance lease ROU assets —  2,313  2,313  —  2,004  2,004 
Construction in process 5,648  —  5,648  3,782  —  3,782 
Property, plant and equipment, gross 19,283  8,182  27,465  14,568  7,879  22,447 
Less: accumulated depreciation
 (6,147) (3,481) (9,628) (4,631) (1,907) (6,538)
Total property, plant and equipment, net $ 13,136  $ 4,701  $ 17,837  $ 9,937  $ 5,972  $ 15,909 

There was no impairment recognized related to property, plant and equipment during the year ended December 31, 2024 and 2023, respectively.

The table below presents the depreciation expense related to property, plant and equipment for the following periods:
Year Ended
  December 31, 2024 December 31, 2023
Depreciation expense
 $ 4,067  $ 3,512