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Property, Plant and Equipment
 12 Months Ended
Oct. 02, 2021
Property, Plant and Equipment [Abstract]  
Property, Plant and Equipment
5. Property, Plant and Equipment

Property, plant and equipment, net, consisted of the following at the dates indicated:
(in thousands)October 2, 2021October 3, 2020
Land$2,504 $2,164 
Buildings47,307 46,509 
Machinery and equipment101,836 100,112 
Office furniture, equipment and other2,185 2,184 
Computer equipment and software19,233 17,443 
Construction in process25,555 18,028 
Property, plant and equipment, gross198,620 186,440 
Accumulated depreciation and amortization(98,290)(88,925)
Operating lease right-of-use assets (1)5,152 5,857 
Property, plant and equipment, net$105,482 $103,372 
(1) Further information is included in Note 10, Guarantees, Commitments and Contingencies.

Depreciation and amortization expense for property, plant and equipment was $9.8 million, $10.1 million, and $7.3 million for fiscal 2021, fiscal 2020, and fiscal 2019, respectively.

We capitalized $0.8 million of interest expense in fiscal 2021 related to the construction of plant manufacturing assets.