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Inventoried Costs (Details) - USD ($)
$ in Millions
Mar. 29, 2020
Dec. 29, 2019
Inventory Disclosure [Abstract]    
Raw materials $ 43.5 $ 39.1
Work in process 17.4 20.3
Finished goods 1.8 1.7
Total inventoried costs $ 62.7 $ 61.1