Significant Customers (Details) - U.S. Government - USD ($) $ in Millions	3 Months Ended
	Mar. 26, 2023	Mar. 27, 2022
Revenue, Major Customer [Line Items]
Sales to the U.S. Government, amount	$ 160.3	$ 139.6
Revenue | Government Contracts
Revenue, Major Customer [Line Items]
Sales to the U.S. Government, percentage of total revenue (as percent)	69.00%	71.00%