Depreciation and amortization is calculated on a straight-line basis using the following periods, which represent the estimated useful lives of the assets:
Years
Buildings
15 - 33
Machinery and equipment
5 - 10
Office furniture, equipment and other
3 - 10
Computer equipment and software
3 - 7
Property, plant and equipment, net, consisted of the following at the dates indicated:
(in thousands)September 27, 2025September 28, 2024
Land$7,527 $2,504 
Buildings66,726 65,237 
Machinery and equipment130,481 121,048 
Office furniture, equipment and other2,966 2,467 
Computer equipment and software22,065 20,718 
Construction in process13,986 12,408 
Property, plant and equipment, gross243,751 224,382 
Accumulated depreciation and amortization(141,313)(131,413)
Operating lease right-of-use assets (1)6,103 4,353 
Property, plant and equipment, net$108,541 $97,322 
(1) Further information is included in Note 10, Guarantees, Commitments and Contingencies.

Historical Timeline

Fiscal YearFiled
2025Nov 24, 2025Showing above
2024Nov 25, 2024
2023Dec 11, 2023
2022Dec 12, 2022
2021Dec 15, 2021
2020Dec 17, 2020
2019Dec 12, 2019
2018Dec 12, 2018
2017Dec 8, 2017
2016Dec 15, 2016
2015Dec 15, 2015

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.