Results of Operations by Quarter (Unaudited) (Components Impacting Operating Profit) (Details) - USD ($) $ in Millions	3 Months Ended								12 Months Ended
	Dec. 31, 2017	Sep. 30, 2017	Jun. 30, 2017	Mar. 31, 2017	Dec. 31, 2016	Sep. 30, 2016	Jun. 30, 2016	Mar. 31, 2016	Dec. 31, 2017	Dec. 31, 2016		Dec. 31, 2015
Total costs to implement restructuring initiatives	$ 23.7	$ 6.2	$ 20.3	$ 10.0	$ 7.2	$ 14.0	$ 9.4	$ 46.8	$ 60.2	$ 77.4		$ 49.1
Legal settlement						(27.2)				(27.2)	[1]
Pension settlement charge												7.3
Other items												3.1
Asset impairment and other charges												6.9
Impairment of goodwill									0.0	0.0		6.9
Foreign Plan [Member]
Loss Contingency, Loss in Period			18.2						18.2
Cost of Sales [Member]
Total costs to implement restructuring initiatives	0.7	0.0	0.0	(0.1)	0.3	0.0	0.3	0.0	0.6	0.6
Selling, General and Administrative Expenses [Member]
Total costs to implement restructuring initiatives	$ 23.0	$ 6.2	$ 20.3	$ 10.1	$ 6.9	$ 14.0	$ 9.1	$ 46.8	$ 59.6	$ 76.8
EGYPT
Impairment of goodwill												$ 6.9

[1] In the third quarter of 2016, we settled claims relating to professional services that had been provided to the Company prior to 2013 in connection with a previously disclosed legal matter. The proceeds, net of legal fees, of $27.2 before tax ($27.2 after tax) were recognized as a reduction of SG&A in the third quarter of 2016 and were subsequently received by the Company in the fourth quarter of 2016.