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New Accounting Pronouncements (Details) - USD ($) $ in Millions	9 Months Ended
	Sep. 27, 2020	Jun. 28, 2020	Dec. 29, 2019
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Earnings invested in the business	$ 1,139.5		$ 1,238.6
Accounting Standards Update 2018-15
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Hosting arrangement, service contract, implementation cost, expense, amortization	0.3
Payments for hosting arrangement, service contract	$ 3.6
Cumulative Effect, Period of Adoption, Adjustment | Accounting Standards Update 2016-13
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Earnings invested in the business		$ (0.7)

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Amount of amortization expense for capitalized implementation cost from hosting arrangement that is service contract.

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