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Inventoried Costs
6 Months Ended
Jun. 26, 2022
Inventory Disclosure [Abstract]  
Inventoried Costs Inventoried Costs
 
Inventoried costs, consisted of the following components (in millions):
 
 June 26, 2022December 26, 2021
Raw materials$68.1 $58.5 
Work in process47.3 28.5 
Finished goods2.8 4.7 
Total inventoried costs$118.2 $91.7