Acquisitions (Estimated Fair Values Of The Assets Acquired And Liabilities Assumed) (Details) - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Dec. 31, 2016
Business Acquisition [Line Items]
Goodwill	$ 816.3		$ 791.3
Series of Individually Immaterial Business Acquisitions
Business Acquisition [Line Items]
Accounts receivable	7.8	$ 1.1
Inventory	5.3	4.0
Property, plant and equipment	4.5	2.5
Goodwill	13.1	3.8
Other intangible assets, primarily customer-related intangibles	17.9	7.5
Other current and long-term assets	0.1	0.0
Current liabilities	(3.8)	(2.0)
Long-term liabilities	(3.5)	0.0
Non-controlling interest	(0.5)	0.0
Fair value of net identifiable assets	40.9	16.9
Additional consideration payable	(2.1)	(0.4)
Additional consideration for prior years’ acquisitions	0.0	0.4
Net cash consideration	$ 38.8	$ 16.9