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Supplemental Disclosure of Cash Flow Information
6 Months Ended
Jun. 30, 2011
Supplemental Disclosure of Cash Flow Information [Abstract]  
Supplemental Disclosure of Cash Flow Information
Note 15:  Supplemental Disclosure of Cash Flow Information (in millions):

   
For the
Six Months Ended
June 30,
 
   
2011
  
2010
 
  Cash paid during the period for:
      
Interest (net of amount capitalized)(1)
 $84.2  $73.3 
  Non-cash adjustments:
        
Accounts payable and PPE
 $10.8  $17.8 

(1)  
For the 2011 period, includes $11.8 million of cash paid for the premium on the 2013 Notes redemption.