Segment Results (Reconciliation Of Total Consolidated Operating Income To Earnings Before Income Taxes) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013
Segment Results [Abstract]
Total consolidated operating income	$ 69.0	$ 93.6	$ 179.3	$ 208.2
Interest expense	11.0	11.4	34.4	56.4
Other non-operating expense	0.6	0.2	7.0	0.9
Other non-operating income	(0.7)		(2.0)	(2.7)
Earnings from continuing operations before income taxes	$ 58.1	$ 82.0	$ 139.9	$ 153.6