Derivative and Hedging Activities (Details Textual) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 27, 2018	Sep. 28, 2017	Sep. 27, 2018	Sep. 28, 2017	Jun. 28, 2018	Dec. 31, 2017
Derivatives Fair Value [Line Items]
Gain (Loss) on Interest Rate Derivative Instruments Not Designated as Hedging Instruments	$ 0.3	$ (1.1)	$ 2.6	$ (1.1)
ASCO - purchase price	650.0		650.0
Gain (Loss) on Foreign Currency Derivative Instruments Not Designated as Hedging Instruments	0.8	$ 0.0	(20.7)	$ 0.0
Interest Rate Swap [Member]
Derivatives Fair Value [Line Items]
Derivative, Fair Value, Net	3.5		3.5			$ 0.9
Gain (Loss) on Interest Rate Derivative Instruments Not Designated as Hedging Instruments	(0.3)		(2.6)
Derivative, Notional Amount	250.0		250.0
Foreign Exchange Forward [Member]
Derivatives Fair Value [Line Items]
Derivative, Fair Value, Net	6.0		6.0
Gain (Loss) on Interest Rate Derivative Instruments Not Designated as Hedging Instruments			20.7
Derivative, Notional Amount	568.3		$ 568.3		$ 580.0
Gain (Loss) on Foreign Currency Derivative Instruments Not Designated as Hedging Instruments	$ (0.8)