Fair Value Of Financial Instruments (Summary Of Assets And Liabilities Measured At Fair Value On A Recurring Basis) (Details) - USD ($) $ in Millions	Dec. 31, 2015	Dec. 31, 2014
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivatives - foreign exchange contracts, Liabilities	$ 0.4	$ 2.5
Estimated fair value of long-term debt	791.1	815.2
Foreign Exchange Contracts [Member] | Fair Value, Measurements, Recurring [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivatives - foreign exchange contracts, Assets	0.0	0.0
Derivatives - foreign exchange contracts, Liabilities	0.4	2.5
Significant Other Observable Inputs Level 2 [Member] | Foreign Exchange Contracts [Member] | Fair Value, Measurements, Recurring [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivatives - foreign exchange contracts, Assets	0.0	0.0
Derivatives - foreign exchange contracts, Liabilities	$ 0.4	$ 2.5