Fair Value Measurements (Assets And Liabilities Measured At Fair Value) (Details) (USD $) In Millions, unless otherwise specified	Jun. 30, 2012	Dec. 31, 2011
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Equity securities	$ 15.8	$ 19.0
Fixed income	8.9	8.1
Stable value fund	3.3	3.3
Other	2.4	2.4
Foreign exchange contracts	70.0	114.5
Total assets	100.4	147.3
Interest rate contracts	0.8	1.6
Foreign exchange contracts	68.7	102.0
Contingent earn-out consideration	72.1	57.5
Total liabilities	141.6	161.1
Level 1 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Equity securities	15.8	19.0
Fixed income	8.9	8.1
Other	2.4	2.4
Total assets	27.1	29.5
Level 2 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Stable value fund	3.3	3.3
Foreign exchange contracts	70.0	114.5
Total assets	73.3	117.8
Interest rate contracts	0.8	1.6
Foreign exchange contracts	68.7	102.0
Total liabilities	69.5	103.6
Level 3 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Foreign exchange contracts
Contingent earn-out consideration		57.5
Total liabilities	$ 72.1	$ 57.5