v3.26.1
OTHER EXPENSE (INCOME), NET - Narrative (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Apr. 07, 2026
Dec. 01, 2025
Feb. 10, 2025
Jun. 26, 2026
Dec. 26, 2025
Jun. 27, 2025
Jun. 26, 2026
Jun. 27, 2025
Mar. 27, 2026
Disposal Group, Including Discontinued Operations [Line Items]                  
Gain (loss) on disposition of business       $ (12,653)   $ 0 $ (10,378) $ (6,101)  
Disposal Group, Disposed of by Sale, Not Discontinued Operations | HDPE Business                  
Disposal Group, Including Discontinued Operations [Line Items]                  
Gain (loss) on disposition of business $ (10,497)                
Disposal Group, Disposed of by Sale, Not Discontinued Operations | Tectron Tube                  
Disposal Group, Including Discontinued Operations [Line Items]                  
Gain (loss) on disposition of business   $ 2,415   1,462          
Net working capital true-up       $ 953          
Disposal Group, Disposed of by Sale, Not Discontinued Operations | Operations In Russia                  
Disposal Group, Including Discontinued Operations [Line Items]                  
Gain (loss) on disposition of business $ (10,497)       $ (140)        
Disposal Group, Disposed of by Sale, Not Discontinued Operations | Northwest Polymers                  
Disposal Group, Including Discontinued Operations [Line Items]                  
Gain (loss) on disposition of business     $ (6,101)            
Disposal Group, Held-for-Sale, Not Discontinued Operations | HDPE Business                  
Disposal Group, Including Discontinued Operations [Line Items]                  
Asset held-for-sale, valuation allowance                 $ 25,664