Income Taxes (Schedule Of Unrecognized Tax Benefit Reconciliation) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended			9 Months Ended	12 Months Ended
	Sep. 30, 2011	Jun. 30, 2011	Mar. 31, 2011	Sep. 30, 2011	Dec. 31, 2011	Dec. 31, 2010
Income Taxes [Abstract]
Beginning balance			$ 19.71	$ 19.71	$ 19.71	$ 14.44
Additions based on tax positions relate to the current year					5.81	5.85
Reductions for tax positions of prior years	(0.30)	0	(0.30)	(2.60)	(3.46)	(1.17)
Settlement
Foreign currency translation effect					(3.65)	0.59
Ending balance					18.41	19.71
Income taxes Paid, see below					(18.24)	(16.64)
Amounts, net of Income taxes Paid					$ 0.17	$ 3.07