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Note 7 - Debt (Tables)
 6 Months Ended
Jun. 30, 2012
Schedule of Long-term Debt Instruments [Table Text Block]
   
June 30,
2012
   
December 31,
2011
 
Letter of Credit Agreement - Mark Plush
  $ 250       250  
Cognovit Note - Keystone Ruby, LLC
    300       325  
Secured Subordinated Promissory Note - EF Energy Partners LLC
    -       287  
Convertible Promissory Note - TLC Investments LLC
    500       500  
Letter of Credit Agreement - John Davenport
    -       250  
Letter of Credit Agreement - Quercus Trust
    -       300  
Unsecured Promissory Note - Quercus Trust
    70       70  
Discounts on long-term debt, net of discounts
    (94 )     (172 )
                 
Subtotal
    1,026       1,810  
                 
Less:  Current maturies of long-term debt
    (474 )     (855 )
                 
Long-term debt
  $ 552     $ 955  
Schedule of Debt [Table Text Block]
Year ending December 31,
 
Debt
 
2012 July through December
  $ 25  
2013
    803  
2014
    59  
2015
    65  
2016
    72  
2017 and thereafter
    96  
Gross long-term borrowings
    1,120  
Less: discounts on long-term borrowings
    (94 )
Total commitment, net
    1,026  
         
Less: portion classified as current
    (474 )
Long-term borrowings, net
  $ 552