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PROPERTY, PLANT AND EQUIPMENT
 9 Months Ended
Jun. 30, 2026
Property, Plant, and Equipment [Abstract]  
PROPERTY, PLANT AND EQUIPMENT PROPERTY, PLANT AND EQUIPMENT
The following table details the components of property, plant and equipment, net:
At June 30, 2026At September 30, 2025
Land, building and building improvements$102,629 $100,415 
Machinery and equipment(1)
367,908 343,029 
Leasehold improvements30,352 30,341 
500,889 473,785 
Accumulated depreciation(296,198)(277,835)
Total$204,691 $195,950 
(1) Machinery and equipment includes approximately $22,674 and $31,078 of construction in progress assets as of June 30, 2026 and September 30, 2025, respectively.
Depreciation and amortization expense for property, plant and equipment was $6,581 and $6,013 for the quarters ended June 30, 2026 and 2025, respectively, and $18,820 and $17,842 for the nine months ended June 30, 2026 and 2025, respectively. Depreciation and amortization included in Selling, general and administrative ("SG&A") expenses were $2,347 and $2,512 for the quarters ended June 30, 2026 and 2025, respectively and $6,910 and $7,476 for the nine months ended June 30, 2026 and 2025, respectively. Remaining components of depreciation and amortization, attributable to manufacturing operations, are included in Cost of goods and services.
During the nine months ended June 30, 2026, no event or indicator of impairment occurred which would require testing of property, plant and equipment related to continuing operations.