v3.26.1
Temiscaming Operations - Schedule of Suspension Activity Charges (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 27, 2026
Jun. 28, 2025
Jun. 27, 2026
Jun. 28, 2025
Restructuring Cost and Reserve [Line Items]        
Suspension charges $ 827 $ 229 $ 955 $ 634
Mothballing Costs        
Restructuring Cost and Reserve [Line Items]        
Suspension charges 802 229 802 719
Severance and Other Employee Costs        
Restructuring Cost and Reserve [Line Items]        
Suspension charges $ 25 $ 0 $ 153 $ (85)