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Note 9. Credit Facilities and Capital Leases (Tables)
9 Months Ended
Sep. 30, 2012
Schedule of Future Minimum Lease Payments for Capital Leases [Table Text Block]
Twelve-month period ending September 30,      
2013
  $ 4,436  
2014
    4,918  
2015
    4,091  
2016
    2,079  
2017
    5  
Total
    15,529  
Less:  imputed interest
    (830 )
Net capital lease obligation
  $ 14,699