Financing Arrangements (Components Of Long-Term Debt) (Details) (USD $) In Millions, unless otherwise specified	9 Months Ended
	Sep. 30, 2014	Dec. 31, 2013
Debt Instrument [Line Items]
Total long-term debt	$ 978.9	$ 988.9
Other Long-term Debt	13.6	23.6
Less current portion	13.1	12.7
Total long-term debt, net of current portion	965.8	976.2
7.500% Debentures Due 2015 [Member] | Senior Notes [Member]
Debt Instrument [Line Items]
Total long-term debt	48.7	48.7
Maturity date of debt instrument	2015
Senior Secured Term Loan Due 2017 [Member] | Senior Notes [Member]
Debt Instrument [Line Items]
Maturity date of debt instrument	2013
7.375% Senior Notes Due 2020 [Member] | Senior Notes [Member]
Debt Instrument [Line Items]
Total long-term debt	316.6	316.6
Maturity date of debt instrument	2020
5.250% Senior Notes Due 2023 [Member] | Senior Notes [Member]
Debt Instrument [Line Items]
Total long-term debt	$ 600.0	$ 600.0
Maturity date of debt instrument	2023