Fair Value Of Financial Instruments (Schedule Of Fair Values Of Financial Assets And Liabilities Measured On A Recurring Basis) (Details) (Fair Value [Member], USD $) In Millions, unless otherwise specified	Mar. 31, 2014	Dec. 31, 2013
Fair Value, Assets and Liabilities Measured on Recurring and Non-Recurring Basis [Line Items]
Life insurance surrender values	$ 5.5	$ 5.3
Earn-out Arrangements [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Non-Recurring Basis [Line Items]
Acquisition-related contingent consideration	170.3	162.9
Level 1 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Non-Recurring Basis [Line Items]
Life insurance surrender values	5.5	5.3
Level 3 [Member] | Earn-out Arrangements [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Non-Recurring Basis [Line Items]
Acquisition-related contingent consideration	$ 170.3	$ 162.9