The following table summarizes the estimated useful lives as follows:
Building and improvements
10 - 40 years
Machinery and equipment
5 - 15 years
Leasehold improvementsLesser of useful life or term of the lease
Computer equipment
3 - 4 years
Furniture and fixtures
5 years
Property, plant and equipment, net comprised the following:
December 31,
20252024
Machinery and equipment$23,577 $23,531 
Peat bogs and related development12,828 11,895 
Building and improvements8,917 10,313 
Land4,093 5,630 
Furniture and fixtures3,721 4,239 
Computer equipment3,044 3,152 
Leasehold improvements530 3,185 
Gross property, plant, and equipment
56,710 61,945 
Less: accumulated depreciation(26,376)(24,400)
Total property, plant, and equipment, net $30,334 $37,545 

Historical Timeline

Fiscal YearFiled
2025Mar 27, 2026Showing above
2024Mar 5, 2025
2023Feb 29, 2024
2022Mar 9, 2023
2021Mar 1, 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.