Accumulated Other Comprehensive Income (Components Of Accumulated Other Comprehensive Income (Loss)) (Details) - USD ($) $ in Millions	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Statement Equity Components [Line Items]
Accumulated other comprehensive income (loss)	$ (340.2)	$ (263.4)	$ (112.1)
Company Common Shareholders [Member]
Statement Equity Components [Line Items]
Foreign currency translation adjustment	(275.6)	(185.1)
Pension adjustments, net of tax	(64.6)	(78.3)
Accumulated other comprehensive income (loss)	(340.2)	(263.4)
Noncontrolling Interest [Member]
Statement Equity Components [Line Items]
Foreign currency translation adjustment	(13.5)	(3.8)
Pension adjustments, net of tax	(1.5)	(2.9)
Accumulated other comprehensive income (loss)	$ (15.0)	$ (6.7)