Information related to the major categories of our depreciable assets is as follows:
(in millions)
 March 31,20262025
Land and land improvements (1)
$112.3 $106.1 
Buildings and leasehold improvements903.6 832.1 
Machinery and equipment1,434.3 1,205.4 
Information systems316.3 282.1 
Radioisotope829.9 749.8 
Construction in progress (1)
509.5 512.1 
Total property, plant, and equipment4,105.9 3,687.7 
Less: accumulated depreciation and depletion(1,944.6)(1,731.1)
Property, plant, and equipment, net$2,161.2 $1,956.5 
(1) Land is not depreciated. Construction in progress is not depreciated until placed in service.

Historical Timeline

Fiscal YearFiled
2026May 29, 2026Showing above
2025May 29, 2025
2024May 29, 2024
2023May 26, 2023
2022May 31, 2022
2021May 28, 2021
2020May 29, 2020
2019May 30, 2019

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.