PROPERTY, PLANT AND EQUIPMENT - Narrative (Details) - USD ($) $ in Thousands |
3 Months Ended | 9 Months Ended | 12 Months Ended | |||
---|---|---|---|---|---|---|
Jun. 27, 2025 |
Mar. 28, 2025 |
Jun. 28, 2024 |
Jun. 27, 2025 |
Jun. 28, 2024 |
Sep. 30, 2024 |
|
Property, Plant and Equipment [Abstract] | ||||||
Depreciation expense | $ 18,925 | $ 16,716 | $ 55,631 | $ 46,503 | ||
HDPE Business | ||||||
Property, Plant and Equipment [Line Items] | ||||||
Impairment of fixed assets | $ 31,766 | $ 0 | ||||
Accumulated depreciation, eliminated amount | $ 13,257 | |||||
Buildings and related improvements | HDPE Business | ||||||
Property, Plant and Equipment [Line Items] | ||||||
Impairment of fixed assets | 2,918 | |||||
Construction in progress | HDPE Business | ||||||
Property, Plant and Equipment [Line Items] | ||||||
Impairment of fixed assets | 8,662 | |||||
Leasehold improvements | HDPE Business | ||||||
Property, Plant and Equipment [Line Items] | ||||||
Impairment of fixed assets | 1,548 | |||||
Machinery and equipment | HDPE Business | ||||||
Property, Plant and Equipment [Line Items] | ||||||
Impairment of fixed assets | $ 18,638 |