Expected useful lives for property, plant and equipment are reviewed at least annually. Estimated useful lives are as follows:
Estimated useful life in years
Computer equipment
3
Furniture and fixtures
7
Laboratory equipment
3-15
Vehicles
5-7
Leasehold improvements
shorter of 5 or lease term
Assets subject to finance leaselease term
Property, plant and equipment, net were as follows:
 December 31, 2025December 31, 2024
North America
EuropeTotal
North America
EuropeTotal
Computer equipment
$4,025 $962 $4,987 $2,690 $695 $3,385 
Furniture and fixtures
2,610 1,334 3,944 1,409 36 1,445 
Machinery and Laboratory equipment
29,496 5,503 34,999 6,879 728 7,607 
Leasehold improvements
10,503 4,295 14,798 2,576 4,410 6,986 
Vehicles
81 — 81 81 — 81 
Finance lease ROU assets— 3,567 3,567 — 2,313 2,313 
Construction in process1,010 371 1,381 5,648 — 5,648 
Property, plant and equipment, gross47,725 16,032 63,757 19,283 8,182 27,465 
Less: accumulated depreciation
(11,498)(3,060)(14,558)(6,147)(3,481)(9,628)
Total property, plant and equipment, net$36,227 $12,972 $49,199 $13,136 $4,701 $17,837 
The table below presents the depreciation expense related to property, plant and equipment for the following periods:
Year Ended
 December 31, 2025December 31, 2024December 31, 2023
Depreciation expense
$7,849 $4,067 $3,512 

Historical Timeline

Fiscal YearFiled
2025Feb 27, 2026Showing above
2024Mar 11, 2025
2023Mar 20, 2024
2022Mar 31, 2023
2021Apr 11, 2022

About PP&E Disclosures

The PP&E disclosure details a company's physical asset base — land, buildings, machinery, and equipment — along with the depreciation methods and useful life assumptions that determine how these costs flow through the income statement. Capitalization policy thresholds reveal management's judgment on the boundary between expense and asset, directly affecting both reported earnings and asset values.

Key signals: changes in estimated useful lives or depreciation methods can materially shift reported earnings without any operational change. Compare capital expenditures against depreciation expense — when capex consistently trails depreciation, the asset base may be aging and underinvested. Watch for large asset impairments or write-downs that signal overvalued carrying amounts. Asset retirement obligations reveal future environmental or decommissioning costs that are often underappreciated. Compare PP&E intensity (PP&E-to-revenue) against industry peers to assess capital efficiency and competitive positioning.