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INVENTORIES
 12 Months Ended
Dec. 25, 2022
Inventory Disclosure [Abstract]  
INVENTORIES INVENTORIES
    Inventories consisted of the following:
December 25, 2022December 26, 2021
 (In thousands)
Raw materials and work-in-process$1,204,092 $1,044,739 
Finished products 596,375 379,705 
Operating supplies95,367 76,590 
Maintenance materials and parts94,350 74,624 
Total inventories$1,990,184 $1,575,658