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Income Taxes (Details 4) - USD ($)
$ in Thousands
Jun. 30, 2017
Jun. 30, 2016
Significant components of Company's deferred tax assets and liabilities as reported in consolidated balance sheets    
Deferred income tax assets $ 3,385 $ 3,719
Deferred income tax liabilities (128) (3,198)
Net deferred tax asset $ 3,257 $ 521