Laboratory equipment
3 years to 7 years
Prototype equipment
3 years
Computer hardware
3 years to 5 years
Furniture and fixtures
3 years
Office equipment
3 years to 5 years
Leasehold improvements
Shorter of estimated useful life or remaining lease term
Property and equipment consisted of the following:
(in thousands)
December 31, 2025
December 31, 2024
Laboratory equipment$6,531 $6,469 
Leasehold improvements118 118 
Computer hardware542 484 
Furniture, fixtures and office equipment322 324 
Prototype equipment2,258 2,029 
Construction in progress1,807 1,186 
11,578 10,610 
Less: Accumulated depreciation(8,121)(6,534)
Total$3,457 $4,076 

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.