Derivative Instruments and Hedging Activities (Company's Derivative Positions and Their Impact on Financial Position) (Details) - Significant Other Observable Inputs (Level 2) - Designated as Hedging Instrument [Member] - Foreign Exchange Contract [Member] - USD ($) $ in Millions	Mar. 30, 2019	Dec. 29, 2018
Non-Trade Amounts Receivable [Member]
Derivatives, Fair Value [Line Items]
Derivative Asset	$ 17.3	$ 26.7
Accrued Liabilities [Member]
Derivatives, Fair Value [Line Items]
Derivative Liability	$ 16.6	$ 22.6