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Income Taxes
6 Months Ended
Jun. 30, 2011
Income Taxes  
Income Taxes

17. Income Taxes

The Company's unrecognized tax benefits at June 30, 2011 and December 31, 2010 were as follows:

 

Balance at December 31, 2010

   $ 157.1   

Additions for tax positions of the current year

     3.0   

Additions for tax positions of the prior year

     0.1   

Reductions for tax positions of prior years

     (9.5

Settlements during the year

     (1.7
        

Balance at June 30, 2011

   $ 149.0   
        

As of June 30, 2011, it is reasonably possible that the total amounts of unrecognized tax benefits will decrease within twelve months by as much as $70.8 million due to the resolution of audits or expirations of statutes of limitations related to U.S. federal and state tax positions.