Depreciation and amortization are computed principally using the straight-line method over the following estimated useful lives:
DescriptionEstimated Useful Lives
Buildings
20-40 years
Marketing furniture and fixtures
3-5 years
Machinery and equipment
2-15 years
Computer equipment and software
2-5 years
Property and equipment under finance leases and leasehold improvementsLesser of lease term or economic life
Property and equipment, net as of June 30, 2025 and 2024 are presented below:
June 30,
2025
June 30,
2024
Land, buildings and leasehold improvements$450.9 $428.6 
Machinery and equipment750.7 694.0 
Marketing furniture and fixtures605.0 568.4 
Computer equipment and software817.3 776.0 
Construction in progress76.0 110.0 
Property and equipment, gross2,699.9 2,577.0 
Accumulated depreciation(1,990.7)(1,858.1)
Property and equipment, net$709.2 $718.9 

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.