Goodwill and Intangible Assets (Amortization Expense) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 28, 2019	Dec. 29, 2018	Dec. 30, 2017
Goodwill and Intangible Assets Disclosure [Abstract]
Amortization of Intangible Assets	$ 7.2	$ 7.6	$ 7.9
Estimated Annual Amortization Expense [Abstract]
Finite-Lived Intangible Assets, Amortization Expense, Next Twelve Months	1.8
Finite-Lived Intangible Assets, Amortization Expense, Year Two	1.8
Finite-Lived Intangible Assets, Amortization Expense, Year Three	1.8
Finite-Lived Intangible Assets, Amortization Expense, Year Four	$ 1.2