Earnings Per Share (Schedule Of Calculation Of Basic And Diluted Earnings Per Share (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions		3 Months Ended		9 Months Ended
		Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Computation of Earnings Per Share [Line Items]
INCOME FROM CONTINUING OPERATIONS		$ 134.0	$ 122.9	$ 339.0	$ 323.7
Income (loss) from Discontinued Operations, Net of Tax		0.2	(0.6)	(2.2)	2.1
NET INCOME		134.2	122.3	336.8	325.8
Dividends and equivalents for share-based awards expected to be forfeited		0.1	0.1	0.1	0.1
Net income for basic and diluted earnings per share		$ 134.3	$ 122.4	$ 336.9	$ 325.9
Weighted-average shares outstanding		267.5	271.7	268.2	275.3
Share-based payment awards classified as participating securities		1.3	1.8	1.4	1.9
Denominator for basic earnings per share		268.8	273.5	269.6	277.2
Dilutive securities	[1]	2.2	2.9	2.2	2.7
Denominator for diluted earnings per share		271.0	276.4	271.8	279.9
Income from Continuing Operations, Per Basic Share		$ 0.50	$ 0.45	$ 1.26	$ 1.17
Income (loss) from Discontinued Operations, Net of Tax, Per Basic Share		0.00	0.00	(0.01)	0.01
Basic earnings per share		0.50	0.45	1.25	1.18
Income from Continuing Operations, Per Diluted Share		0.49	0.44	1.25	1.16
Income (loss) from Discontinued Operations, Net of Tax, Per Diluted Share		0.00	0.00	(0.01)	0.01
Diluted earnings per share		$ 0.50	$ 0.44	$ 1.24	$ 1.16
Antidilutive securities excluded from computation of EPS				0.2
Employee Stock Option [Member]
Computation of Earnings Per Share [Line Items]
Antidilutive securities excluded from computation of EPS					0.3

[1] Dilutive securities include “in the money” options, non-participating restricted stock units and performance stock units. The weighted-average shares outstanding exclude the effect of 0.3 million stock options for the nine months ended September 30, 2014, because such options were anti-dilutive. The weighted-average shares outstanding for the nine months ended September 30, 2015 exclude the weighted average effect of 0.2 million performance stock units outstanding because the securities were anti-dilutive.