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Dividends (Details Textual) - USD ($)
$ in Thousands
12 Months Ended
Jun. 30, 2017
Jun. 30, 2016
Dividends Payable [Line Items]    
Dividends Payable $ 285  
Dividends Payable, Current 60 $ 95
Dividends Payable Noncurrent 225  
Restricted Stock Award, Forfeitures, Dividends $ 120 $ 63