Segment Results (Reconciliation Of Total Consolidated Operating Income To Earnings Before Income Taxes) (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Segment Results [Abstract]
Total consolidated operating income	$ 63.1	$ 63.6	$ 98.9	$ 117.4
Interest expense	11.4	11.8	22.6	23.4
Other non-operating expense	0.2	1.2	1.5	6.6
Other non-operating income	(3.6)	(0.6)	(4.2)	(1.2)
Earnings from continuing operations before income taxes	$ 55.1	$ 51.2	$ 79.0	$ 88.6