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Note 7 - Debt (Tables)
3 Months Ended
Mar. 31, 2013
Schedule of Long-term Debt Instruments [Table Text Block]
   
March 31,
2013
   
December 31,
2012
 
Unsecured Convertible Notes
  $ 3,250     $ 1,500  
Convertible Promissory Note - TLC Investments LLC
    500       500  
Cognovit Note - Keystone Ruby, LLC
    263       277  
Letter of Credit Agreement - Mark Plush
    250       250  
Unsecured Promissory Note - Quercus Trust
    70       70  
Discounts on long-term borrowings
    (25 )     (48 )
                 
Subtotal
    4,308       2,549  
                 
Less:  Current maturies of long-term debt
    (780 )     (756 )
                 
Long-term debt
  $ 3,528     $ 1,793  
Schedule of Maturities of Long-term Debt [Table Text Block]
Year ending December 31,
 
Long-Term
Debt
 
2013 April through December
  $ 791  
2014
    59  
2015
    1,565  
2016
    1,822  
2017
    26  
2018 and thereafter
    70  
Gross long-term borrowings
    4,333  
Less: discounts on long-term borrowings
    (25 )
Total commitment, net
    4,308  
         
Less: portion classified as current
    (780 )
Long-term borrowings, net
  $ 3,528