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Revenue - Adoption of ASC Topic 606 Narrative (Details) - USD ($) $ in Millions	Dec. 29, 2019	Dec. 30, 2018	Jan. 01, 2018
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Earnings invested in the business	$ 1,238.6	$ 1,138.1
Accounting Standards Update 2014-09
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Earnings invested in the business			$ 3.4
Difference between Revenue Guidance in Effect before and after Topic 606
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Contract with customer, asset			5.2
Deferred tax liabilities			1.2
Transferred at Point in Time \| Difference between Revenue Guidance in Effect before and after Topic 606
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Deferred revenue			$ 0.6