Earnings Per Share And Shareholders' Equity (Schedule Of Reconciliation Of The Numerator And Denominator Of The Basic And Diluted Earnings (Loss) Per Share (EPS) Computations) (Details) (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
Earnings Per Share
Basic	103.0	111.2	104.1	114.2
Stock-based compensation arrangements	0.9	1.9	1.0	0
Convertible Debt, Share	4.0	2.4	4.0	0
Diluted EPS	107.9	115.5	109.1	114.2
Income (Loss) from continuing operations	$ 28.2	$ 30.3	$ 80.4	$ (2.0)
Income from continuing operations, Diluted EPS	28.2	30.3	80.4	(2.0)
Income (loss) from continuing operations, per basic share	$ 0.27	$ 0.27	$ 0.77	$ (0.02)
Stock-based compensation arrangements continuing operations, per share		$ 0.00	$ (0.01)	$ 0.00
Convertible debt, continuing operations, per share	$ (0.01)	$ (0.01)	$ (0.02)	$ 0.00
Convertible Debt, Discontinued Operations, Per Share	$ (0.01)
Income (loss) from continuing operations, per diluted share	$ 0.26	$ 0.26	$ 0.74	$ (0.02)
Income (Loss) from Discontinued Operations, net of tax	5.7	(2.4)	2.0	70.6
Income (loss) from discontinued operations, Diluted EPS	$ 5.7	$ (2.4)	$ 2.0	$ 70.6
Income (loss) from discontinued operations, per basic share	$ 0.06	$ (0.02)	$ 0.02	$ 0.62
Stock-based compensation arrangements discontinued operations, per share	$ 0.00	$ 0.00	$ 0	$ 0.00
Income (loss) from discontinued operations, per diluted share	$ 0.05	$ (0.02)	$ 0.02	$ 0.62
Basic Earnings per Common Share	$ 0.33	$ 0.25	$ 0.79	$ 0.60
Stock-based compensation arrangements, per share	$ 0.00	$ 0.00	$ (0.01)	$ 0.00
Convertible debt, per share	$ (0.02)	$ (0.01)	$ (0.02)	$ 0.00
Diluted Earnings per Common Share	$ 0.31	$ 0.24	$ 0.76	$ 0.60