Depreciation is provided for on a straight-line basis over the estimated useful lives of the related assets as follows:

 
Building and building improvements
20 years
Manufacturing machinery and equipment
7 to 10 years
Equipment and tooling
3 to 5 years
Computer hardware and software
3 to 5 years
Office furniture and equipment
3 to 5 years
Leasehold improvements
2 to 15 years
Vehicle
5 years
Property, plant and equipment, net
 
June 30,  
 20252024
(in thousands)
Land$4,877 $4,877 
Building and building improvements71,961 71,266 
Manufacturing machinery and equipment442,462 423,960 
Equipment and tooling37,918 36,203 
Computer equipment and software53,509 53,081 
Office furniture and equipment3,267 3,193 
Leasehold improvements43,901 41,671 
 657,895 634,251 
Less: accumulated depreciation and amortization(371,836)(320,751)
 286,059 313,500 
Equipment and construction in progress28,038 23,119 
Property, plant and equipment, net$314,097 $336,619 

Historical Timeline

Fiscal YearFiled
2025Aug 28, 2025Showing above
2019Aug 23, 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.