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Note 9 - Derivative Financial Instruments (Details) - Foreign Currency Exchange Contracts (USD $)
Dec. 31, 2013
Jun. 30, 2013
Euro Member Countries, Euro
    
Note 9 - Derivative Financial Instruments (Details) - Foreign Currency Exchange Contracts [Line Items]    
Derivative Notional Amount $ 42,679,064 $ 48,349,064
United Kingdom, Pounds
    
Note 9 - Derivative Financial Instruments (Details) - Foreign Currency Exchange Contracts [Line Items]    
Derivative Notional Amount 2,000,000 2,580,289
Canada, Dollars
    
Note 9 - Derivative Financial Instruments (Details) - Foreign Currency Exchange Contracts [Line Items]    
Derivative Notional Amount $ 3,600,000 $ 3,600,000