The estimated useful lives of property and equipment are described below:
Useful Life
Machinery and equipment
5 - 7 years
Computer hardware3 years
Leasehold improvements
Shorter of useful life or remaining term of the lease
Property and equipment is comprised of the following as of (in thousands):
December 31,
20252024
Land
$— $14,945 
Machinery and equipment47,311 61,498 
Leasehold improvements31,249 66,886 
Computer hardware589 4,728 
Construction in progress6,272 39,513 
85,421 187,570 
Less: accumulated depreciation(40,621)(49,157)
Property and equipment, net$44,800 $138,413 

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.