Derivative Instruments and Hedging Activities - Other Comprehensive Income Movement (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2017	Oct. 01, 2016	Sep. 30, 2017	Oct. 01, 2016
Reclassification Adjustment out of Accumulated Other Comprehensive Income on (Loss) Derivatives [Line Items]
Foreign Currency Cash Flow Hedge Gain (Loss) to be Reclassified During Next 12 Months	$ 2.8		$ 2.8
Amount of Gain/(Loss) Recognized against Earnings (Ineffective Portion)	0.3	$ 0.0	1.2	$ 0.6
Net sales | Foreign currency forward contracts
Reclassification Adjustment out of Accumulated Other Comprehensive Income on (Loss) Derivatives [Line Items]
Amount of Gain/(Loss) Recognized against Earnings (Ineffective Portion)	0.2	0.0	0.1	0.1
Cost of sales | Foreign currency forward contracts
Reclassification Adjustment out of Accumulated Other Comprehensive Income on (Loss) Derivatives [Line Items]
Amount of Gain/(Loss) Recognized against Earnings (Ineffective Portion)	0.1	0.0	0.1	0.0
Other (income) expense, net | Interest rate swap agreements
Reclassification Adjustment out of Accumulated Other Comprehensive Income on (Loss) Derivatives [Line Items]
Amount of Gain/(Loss) Recognized against Earnings (Ineffective Portion)	0.0	0.0	0.0	(0.1)
Other (income) expense, net | Foreign currency forward contracts
Reclassification Adjustment out of Accumulated Other Comprehensive Income on (Loss) Derivatives [Line Items]
Amount of Gain/(Loss) Recognized against Earnings (Ineffective Portion)	0.0	0.0	1.0	0.6
Designated derivatives:
Reclassification Adjustment out of Accumulated Other Comprehensive Income on (Loss) Derivatives [Line Items]
Amount of Gain/(Loss) Recorded in OCI (Effective Portion)	1.1	3.4	6.3	(4.3)
Amount of Gain/(Loss) Reclassified from AOCI into Earnings (Effective Portion)	(0.5)	(1.4)	(6.7)	(0.3)
Designated derivatives: | Interest rate swap agreements
Reclassification Adjustment out of Accumulated Other Comprehensive Income on (Loss) Derivatives [Line Items]
Amount of Gain/(Loss) Recorded in OCI (Effective Portion)	0.0	0.0	0.0	(9.0)
Designated derivatives: | Foreign currency forward contracts
Reclassification Adjustment out of Accumulated Other Comprehensive Income on (Loss) Derivatives [Line Items]
Amount of Gain/(Loss) Recorded in OCI (Effective Portion)	1.1	3.4	6.3	4.7
Designated derivatives: | Other (income) expense, net | Interest rate swap agreements
Reclassification Adjustment out of Accumulated Other Comprehensive Income on (Loss) Derivatives [Line Items]
Amount of Gain/(Loss) Reclassified from AOCI into Earnings (Effective Portion)	(0.4)	(0.6)	(1.7)	(1.7)
Designated derivatives: | Other (income) expense, net | Foreign currency forward contracts
Reclassification Adjustment out of Accumulated Other Comprehensive Income on (Loss) Derivatives [Line Items]
Amount of Gain/(Loss) Reclassified from AOCI into Earnings (Effective Portion)	(0.7)	(0.4)	(1.8)	(1.3)
Designated derivatives: | Net sales | Foreign currency forward contracts
Reclassification Adjustment out of Accumulated Other Comprehensive Income on (Loss) Derivatives [Line Items]
Amount of Gain/(Loss) Reclassified from AOCI into Earnings (Effective Portion)	0.0	(0.1)	0.9	0.3
Designated derivatives: | Cost of sales | Foreign currency forward contracts
Reclassification Adjustment out of Accumulated Other Comprehensive Income on (Loss) Derivatives [Line Items]
Amount of Gain/(Loss) Reclassified from AOCI into Earnings (Effective Portion)	1.8	0.9	3.5	1.8
Designated derivatives: | Other (income) expense, net | Interest rate swap agreements
Reclassification Adjustment out of Accumulated Other Comprehensive Income on (Loss) Derivatives [Line Items]
Amount of Gain/(Loss) Reclassified from AOCI into Earnings (Effective Portion)	0.0	0.0	(5.9)	0.0
Designated derivatives: | Other (income) expense, net | Foreign currency forward contracts
Reclassification Adjustment out of Accumulated Other Comprehensive Income on (Loss) Derivatives [Line Items]
Amount of Gain/(Loss) Reclassified from AOCI into Earnings (Effective Portion)	$ (1.2)	$ (1.2)	$ (1.7)	$ 0.7