Derivative Instruments - Fair Values of Instruments (Details) - USD ($) $ in Millions	Jul. 04, 2021	Jan. 03, 2021
Fair values of derivative financial instruments
Total derivatives, net	$ (33.8)	$ (16.3)
Designated as hedging instrument
Fair values of derivative financial instruments
Total liability derivatives	(25.4)	(21.8)
Designated as hedging instrument | Forward contracts | Other current assets | Cash flow hedges
Fair values of derivative financial instruments
Total asset derivatives	4.6	7.3
Designated as hedging instrument | Forward contracts | Accrued liabilities | Cash flow hedges
Fair values of derivative financial instruments
Total liability derivatives	(0.2)	0.0
Designated as hedging instrument | Forward contracts | Accrued liabilities | Fair value hedges
Fair values of derivative financial instruments
Total liability derivatives	(7.0)	0.0
Designated as hedging instrument | Forward contracts | Other long-term liabilities | Fair value hedges
Fair values of derivative financial instruments
Total liability derivatives	(3.1)	0.0
Designated as hedging instrument | Cross currency swap | Other current assets | Cash flow hedges
Fair values of derivative financial instruments
Total asset derivatives	3.4	3.4
Designated as hedging instrument | Cross currency swap | Other long-term liabilities | Cash flow hedges
Fair values of derivative financial instruments
Total liability derivatives	(20.6)	(29.2)
Designated as hedging instrument | Interest rate contracts | Accrued liabilities
Fair values of derivative financial instruments
Total liability derivatives	(1.6)	(1.5)
Designated as hedging instrument | Interest rate contracts | Other long-term liabilities
Fair values of derivative financial instruments
Total liability derivatives	(0.9)	(1.8)
Not designated as hedging instrument
Fair values of derivative financial instruments
Total asset derivatives		5.5
Total liability derivatives	(8.4)
Not designated as hedging instrument | Forward contracts | Accrued liabilities
Fair values of derivative financial instruments
Total liability derivatives	(12.5)	(1.2)
Not designated as hedging instrument | Forward contracts | Other current assets
Fair values of derivative financial instruments
Total asset derivatives	$ 4.1	$ 6.7