Valuation And Qualifying Accounts (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Provision For Bad Debt [Member]
Valuation and Qualifying Accounts Disclosure [Line Items]
Balance at Beginning of Period	$ 7.4	$ 9.3	$ 14.0
Charged to Costs and Expenses	0.2	(0.5)	(3.0)
Charged to Other Accounts	0	0	0
Deductions	(2.1)	(1.4)	(1.7)
Balance at End of Period	5.5	7.4	9.3
Deferred Tax Asset Valuation Allowances [Member]
Valuation and Qualifying Accounts Disclosure [Line Items]
Balance at Beginning of Period	4.8	4.8	2.2
Charged to Costs and Expenses	(1.9)	0	2.6
Charged to Other Accounts	0	0	0
Deductions	0	0	0
Balance at End of Period	$ 2.9	$ 4.8	$ 4.8