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Supplemental Schedule of Cash Flow Information
6 Months Ended
Jun. 30, 2012
Supplemental Schedule of Cash Flow Information [Abstract]  
Supplemental Schedule of Cash Flow Information

12. Supplemental Schedule of Cash Flow Information

The following table reflects non-cash financing and investing activity during the following periods:

 

                 
    Six Months Ended
June 30,
 
    2012     2011  
    (In thousands)  
     

Capital leases issued for equipment

  $ 26,667     $ 24,104  

Asset retirement obligation additions

  $ 13     $ 11  

Basic paid no income taxes during the six months ended June 30, 2012 or for the same period in 2011. Basic paid interest of approximately $28.2 million and $18.6 million during the six months ended June 30, 2012 and 2011, respectively.