v2.4.0.6
Note 9 - 2012 Financing (Tables)
12 Months Ended
Dec. 31, 2012
Schedule of Fair Value Assumption, Date of Securitization or Asset-backed Financing Arrangement, Transferor's Continuing Involvement, Servicing Assets or Liabilities [Table Text Block]
 
August 13, 2012
December 31, 2012
Risk-free interest rate
0.19%
0.11%
Expected life (in years)
1.00%
0.62%
Dividend yield
0.00%
0.00%
Expected volatility
78.44%
109.02%
Schedule of Related Party Transactions [Table Text Block]
Notes payable to related-party stockholders
 
$
3,000,000
 
Unamortized discount on notes payable to related-party stockholders
   
(531,000
)
Total notes payable to related-party stockholders, net
   
2,469,000
 
Interest payable to related-party stockholders
   
130,000
 
Total notes and interest payable to related-party stockholders, net
 
$
2,599,000
 
Interest and Other Income [Table Text Block]
   
2012
         
Amortization of discount on notes payable to related-party stockholders
 
$
318,000
 
Interest expense to related-party stockholders
   
160,000
 
Appreciation in fair value of embedded derivative financial liability to related-party stockholders
   
105,000
 
Amortization expense of deferred financing costs
   
48,000
 
Total interest expense to related-party stockholders
 
$
631,000