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Intangible Assets - Narrative (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 24, 2021
Sep. 25, 2020
Sep. 24, 2021
Sep. 25, 2020
Goodwill and Intangible Assets Disclosure [Abstract]        
Amortization of intangible assets $ 4.6 $ 4.2 $ 13.4 $ 12.5