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Long-Term Debt (Tables)
3 Months Ended
Mar. 31, 2013
Long-Term Debt [Abstract]  
Long-Term Debt
The following table summarizes the Company's long-term debt:

   
March 31, 2013
  
December 31, 2012
 
Credit facility
 $119,000  $113,000 
Rig loan agreement
  7,000   7,000 
Real estate lien note
  4,711   4,758 
    130,711   124,758 
Less current maturities
  (1,155 )  (657 )
   $129,556  $124,101