The estimated useful lives of the major classes of depreciable assets are as follows:

 

Class

 

Range of Estimated Useful Lives

Buildings

 

10 - 50 years

Land improvements

 

15 - 40 years

Machinery and equipment

 

3 - 15 years

Furniture and fixtures

 

15 years

Leasehold improvements

 

Lesser of lease term or 15 years

Computer software

 

3 - 5 years

Property, plant and equipment, net, consisted of the following:

 

 

 

December 31,

 

 

December 31,

 

(in thousands)

 

2025

 

 

2024

 

Land

 

$

3,020

 

 

$

9,480

 

Buildings

 

 

49,913

 

 

 

85,523

 

Machinery, equipment and fixtures

 

 

110,587

 

 

 

114,357

 

Computer software

 

 

55,550

 

 

 

48,702

 

Construction in progress

 

 

17,406

 

 

 

27,498

 

Total gross property, plant and equipment

 

 

236,476

 

 

 

285,560

 

Less - accumulated depreciation and amortization

 

 

(72,790

)

 

 

(108,762

)

Total property, plant and equipment, net(1)

 

$

163,686

 

 

$

176,798

 

 

(1)
As of December 31, 2025, amounts totaling $6.5 million in land, $48.1 million in buildings, $37.5 million in machinery, equipment and fixtures, $0.5 million in computer software, $6.2 million in construction in progress and $49.6 million in accumulated depreciation and amortization were reclassified to assets held for sale as a result of the then-pending sale of the Company’s SPECT business. See Note 8, “Assets and Liabilities Held for Sale” for more information.

Historical Timeline

Fiscal YearFiled
2025Feb 26, 2026Showing above
2024Feb 26, 2025
2023Feb 22, 2024
2022Feb 23, 2023
2021Feb 24, 2022
2020Feb 25, 2021
2019Feb 25, 2020
2018Feb 20, 2019
2017Feb 26, 2018
2016Feb 23, 2017
2015Mar 2, 2016

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.