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Note 11 - Stock Incentive Plan (Details) (USD $)
1 Months Ended 3 Months Ended 12 Months Ended 1 Months Ended
Apr. 21, 2014
Jun. 24, 2011
Mar. 31, 2014
Mar. 31, 2013
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Mar. 19, 2014
Dec. 18, 2013
Sovereign Holdings Inc. [Member]
Dec. 18, 2013
Chief Executive Officer [Member]
Dec. 31, 2013
Chief Executive Officer [Member]
Note 11 - Stock Incentive Plan (Details) [Line Items]                      
Allocated Share-based Compensation Expense       $ 69,000 $ 345,000 $ 378,000 $ 1,412,000       $ 80,000
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized     0   0            
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested in Period, Fair Value       50,000 309,000 51,000          
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period (in Shares)     0   28,214            
Shares, Issued (in Shares)                 7,148    
Share Price (in Dollars per share)   $ 0.01           $ 8.404 $ 11.20 $ 11.20  
Dividends     $ 0 $ 0 $ 0 $ 0 $ 0        
Stockholders' Equity Note, Stock Split, Conversion Ratio 7 10                  
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value (in Dollars per share)         $ 66.24 $ 365.75 $ 335.65        
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross (in Shares)                   7,142  
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period                   6 months