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Supplemental Cash Flow Information
12 Months Ended
Dec. 31, 2012
Supplemental Cash Flow Information
9.   Supplemental Cash Flow Information

The following table summarizes supplemental cash flow information:

 

      Years ended December 31  
In thousands    2012      2011      2010  

Cash paid for interest, net

   $         66,683      $         54,516      $         37,083  

Cash paid for income taxes, net

     82,235        64,389        55,991