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Inventories
3 Months Ended
Apr. 02, 2022
Inventory Disclosure [Abstract]  
Inventories Inventories
A summary of inventories follows (in thousands):
        
 April 2, 2022January 1, 2022
Finished product$304,644 $272,995 
Work in process80,955 81,158 
Raw material47,062 48,186 
Supplies and other59,033 55,126 
 $491,694 $457,465