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Note 10 - Derivative Financial Instruments (Details) - Gain (Loss) Recognized in Comprehensive Income on Derivative Financial Instruments - USD ($)
$ in Thousands
3 Months Ended
Sep. 30, 2015
Sep. 30, 2014
Derivative Instruments, Gain (Loss) [Line Items]    
Unrealized gain (loss) $ (478) $ (2)
Interest Rate Swap [Member]    
Derivative Instruments, Gain (Loss) [Line Items]    
Unrealized gain (loss) (552) (2)
Foreign Exchange Contract [Member]    
Derivative Instruments, Gain (Loss) [Line Items]    
Unrealized gain (loss) $ 74 $ 0