Financial Instruments and Risk Management (Derivative Notional Amounts) (Details) - USD ($) $ in Millions	Dec. 29, 2018	Dec. 30, 2017
Foreign exchange contracts [Member] | Designated as Hedging Instrument [Member]
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Notional amount	$ 220.3	$ 162.7
Foreign exchange contracts [Member] | Not Designated as Hedging Instrument [Member]
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Notional amount	4.8	0.0
Interest rate swap [Member]
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Notional amount	181.3	446.9
Cross Currency Interest Rate Contract [Member]
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Notional amount	$ 95.8	$ 106.4