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Long-Term Debt (Tables)
 12 Months Ended
Dec. 31, 2012
Long-Term Debt [Abstract]  
Schedule Of Long-Term Debt To Unrelated Entities
December 31,   2012     2011  
Note payable to a financial institution, with interest only payment until maturity. $ 10,138   $ 11,531  
Installment notes bearing interest at the rate of 5.5% to 8.25% per annum            
collateralized by vehicles with monthly payments including interest, insurance and            
maintenance of approximately $20,000   208     266  
Total long-term debt   10,346     11,797  
Less current maturities   (100 )   (103 )
Long-term debt, less current maturities $ 10,246   $ 11,694  
Schedule Of Future Debt Payments
Year   Bank Credit Facility   Company Vehicles
 
2013 $ - $ 100
2014 $ - $ 83
2015 $ 10,138 $ 25