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Income Taxes (Tables)
3 Months Ended
Mar. 31, 2012
Income Tax Expense (Benefit) [Abstract]  
Schedule Of Unrecognized Tax Benefit
Changes in our unrecognized tax benefits in the six months ended March 31, 2012 were as follows:

 
(in millions)
Balance as of October 1, 2011
$
16.2

Tax positions related to current year
1.2

Tax positions related to prior years

Balance as of March 31, 2012
$
17.4


Summary Of Income Tax Examinations Years
As of March 31, 2012, we remained subject to examination in the following major tax jurisdictions for the tax years indicated:

Major Tax Jurisdiction
  
Open Years
United States
  
2003, 2008 through 2011
Germany
  
2007 through 2011
France
  
2007 through 2011
Japan
  
2005 through 2011
Ireland
  
2006 through 2011