Property, plant and equipment as of September 30, 2025 and 2024 consist of the following.
(in millions)
20252024
Land, buildings and improvements$91.3 $88.2 
Machinery, equipment and other359.6 337.4 
Computer software146.3 142.6 
Finance leases138.0 141.4 
Construction in progress21.7 25.1 
Property, plant and equipment$756.9 $734.7 
Accumulated depreciation(501.9)(468.1)
Property, plant and equipment, net$255.0 $266.6 
Depreciation expense on property, plant and equipment for the years ended September 30, 2025, 2024, and 2023 is as follows.
(in millions)202520242023
Depreciation expense$56.4 $57.3 $48.9 

Historical Timeline

Fiscal YearFiled
2025Nov 18, 2025Showing above
2024Nov 15, 2024
2023Nov 21, 2023
2022Nov 22, 2022
2021Nov 23, 2021
2020Nov 18, 2020
2019Nov 15, 2019
2018Nov 23, 2018
2017Nov 20, 2017

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.