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Note 10 - Derivative Financial Instruments (Details) - Foreign Currency Exchange Contracts (USD $)
Sep. 30, 2014
Jun. 30, 2014
Euro Member Countries, Euro
   
Note 10 - Derivative Financial Instruments (Details) - Foreign Currency Exchange Contracts [Line Items]    
Derivative Notional Amount $ 21,011,032 $ 24,289,064
United Kingdom, Pounds
   
Note 10 - Derivative Financial Instruments (Details) - Foreign Currency Exchange Contracts [Line Items]    
Derivative Notional Amount 2,190,362 3,600,000
Canada, Dollars
   
Note 10 - Derivative Financial Instruments (Details) - Foreign Currency Exchange Contracts [Line Items]    
Derivative Notional Amount   $ 3,975,192