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Inventoried Costs (Tables)
3 Months Ended
Mar. 27, 2022
Inventory Disclosure [Abstract]  
Schedule of inventoried costs
Inventoried costs, consisted of the following components (in millions):
 
 March 27, 2022December 26, 2021
Raw materials$66.6 $58.5 
Work in process34.9 28.5 
Finished goods5.6 4.7 
Total inventoried costs$107.1 $91.7