Accounting Policies (Accumulated Other Comprehensive Loss) (Details) - USD ($) $ in Millions	Dec. 31, 2016	Jan. 02, 2016
Accumulated Other Comprehensive Income (Loss) [Line Items]
Translation adjustments	$ (241.0)	$ (172.1)
Hedging activities, net of tax	(41.1)	(47.5)
Pension and post retirement benefits, net of tax	(36.0)	(35.4)
Accumulated Other Comprehensive Loss	(318.1)	(255.0)
Accumulated Net Gain (Loss) from Cash Flow Hedges Attributable to Parent [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Accumulated other comprehensive income (loss), tax	(25.2)	(29.1)
Accumulated Defined Benefit Plans Adjustment Attributable to Parent [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Accumulated other comprehensive income (loss), tax	$ (20.1)	$ (19.8)