Derivative Instruments and Hedging Activities - Schedule of Designated Derivative Instruments within Interest Expense, Net and Cost of Revenue, Excluding Amortization of Intangible Assets in Statements of Operations (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jul. 04, 2021	Jun. 28, 2020	Jul. 04, 2021	Jun. 28, 2020
Derivative [Line Items]
Interest expense, net	$ 33.0	$ 47.5	$ 76.4	$ 99.7
Cost of revenue, excluding amortization of intangible assets	248.1	202.9	496.3	416.1
Cash Flow Hedge
Derivative [Line Items]
Interest expense, net	33.0	47.5	76.4	99.7
Cost of revenue, excluding amortization of intangible assets	248.1	202.9	496.3	416.1
Cash Flow Hedge | Interest Expense, Net | Designated as Hedging Instrument | Interest Rate Derivatives
Derivative [Line Items]
Amount of loss (gain) reclassified from AOCI into income	5.9	(0.2)	15.0	(2.4)
Amount reclassified from AOCI into income due to forecast transaction that is no longer probable of occurring			3.7
Cash Flow Hedge | Cost of Revenue Excluding Amortization of Intangible Assets | Designated as Hedging Instrument | Foreign Currency Derivatives
Derivative [Line Items]
Amount of loss (gain) reclassified from AOCI into income	$ 1.5	(2.0)	$ 1.6	(2.5)
Amount reclassified from AOCI into income due to forecast transaction that is no longer probable of occurring		$ (0.2)		$ (0.2)