Earnings (Loss) Per Share and Shareholder’s 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									12 Months Ended
	Dec. 31, 2012	Sep. 30, 2012	Jun. 30, 2012	Mar. 31, 2012	Dec. 31, 2011		Sep. 30, 2011	Jun. 30, 2011	Mar. 31, 2011	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Earnings Per Share
Basic										112.2	120.2	123.1
Stock-based compensation arrangements										2.1	2.1	0
Convertible Debt, Share										2.8	0.6	0
Diluted EPS										117.1	122.9	123.1
Income from continuing operations	$ 30.2	$ 30.3	$ (53.7)	$ 21.4	$ 39.3	[1]	$ 191.3	$ 24.0	$ 27.9	$ 28.2	$ 282.5	$ (109.8)
Income from continuing operations, Diluted EPS										28.2	282.5	(109.8)
Income (loss) from continuing operations, per basic share	$ 0.28	$ 0.27	$ (0.47)	$ 0.19	$ 0.33		$ 1.59	$ 0.20	$ 0.23	$ 0.25	$ 2.35	$ (0.89)
Stock-based compensation arrangements continuing operations, per share										$ 0.00	$ (0.05)	$ 0.00
Convertible debt continuing operation, per share										$ (0.01)	$ 0.00	$ 0.00
Convertible Debt, Discontinued Operations, Per Share										$ (0.02)	$ 0.00	$ 0.00
Income (loss) from continuing operations, per diluted share	$ 0.27	$ 0.26	$ (0.47)	$ 0.18	$ 0.33		$ 1.57	$ 0.19	$ 0.22	$ 0.24	$ 2.30	$ (0.89)
Income from Discontinued Operations, net of tax										72.4	52.3	56.6
Income (loss) from discontinued operations, Diluted EPS										$ 72.4	$ 52.3	$ 56.6
Income (loss) from discontinued operations, per basic share	$ 0.02	$ (0.02)	$ 0.60	$ 0.04	$ 0.13		$ 0.19	$ 0.06	$ 0.06	$ 0.65	$ 0.44	$ 0.46
Stock-based compensation arrangements discontinued operations, per share										$ (0.01)	$ (0.02)	$ 0.00
Income (loss) from discontinued operations, per diluted share	$ 0.02	$ (0.02)	$ 0.60	$ 0.04	$ 0.12		$ 0.18	$ 0.07	$ 0.06	$ 0.62	$ 0.42	$ 0.46
Net basic earnings (loss) per share	$ 0.30	$ 0.25	$ 0.13	$ 0.23	$ 0.46		$ 1.78	$ 0.26	$ 0.29	$ 0.90	$ 2.79	$ (0.43)
Stock-based compensation arrangements per share, total										$ (0.01)	$ (0.07)	$ 0.00
Convertible debt discontinuing operation, per share, total										$ (0.03)	$ 0.00	$ 0.00
Net diluted earnings (loss) per share	$ 0.29	$ 0.24	$ 0.13	$ 0.22	$ 0.45		$ 1.75	$ 0.26	$ 0.28	$ 0.86	$ 2.72	$ (0.43)

[1] (a) Includes asset impairment charge of $88.6.