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Note 10 - Stockholder's Equity (Details) - Fair Value Assumption (2012 Omnibus Incentive Plan [Member])
3 Months Ended
Mar. 31, 2014
2012 Omnibus Incentive Plan [Member]
 
Note 10 - Stockholder's Equity (Details) - Fair Value Assumption [Line Items]  
Risk-free interest rate: 1.56%
Expected term (in years): 5 years 328 days
Expected volatility: 82.00%