Financial Instruments - Fair Value Measurements and Related Valuation Techniques and Fair Value Hierarchy Level (Details) - USD ($) $ in Millions	Jul. 03, 2021	Dec. 31, 2020
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Asset (Liability)	$ 43.1	$ 24.9
Recurring
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Marketable equity securities	56.4	58.7
Recurring | Level 1
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Marketable equity securities	56.4	58.7
Recurring | Level 2
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Marketable equity securities	0.0	0.0
Recurring | Level 3
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Marketable equity securities	0.0	0.0
Recurring | Foreign currency contracts, net
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Asset (Liability)	58.4	47.5
Recurring | Foreign currency contracts, net | Level 1
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Asset (Liability)	0.0	0.0
Recurring | Foreign currency contracts, net | Level 2
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Asset (Liability)	58.4	47.5
Recurring | Foreign currency contracts, net | Level 3
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Asset (Liability)	0.0	0.0
Recurring | Net investment hedges
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Asset (Liability)	(15.3)	(22.6)
Recurring | Net investment hedges | Level 1
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Asset (Liability)	0.0	0.0
Recurring | Net investment hedges | Level 2
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Asset (Liability)	(15.3)	(22.6)
Recurring | Net investment hedges | Level 3
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Asset (Liability)	$ 0.0	$ 0.0