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Summary of Significant Accounting Policies (Details 1) - USD ($)
$ in Thousands
12 Months Ended
Jun. 30, 2017
Jun. 30, 2016
Earnings Per Share, Diluted, by Common Class, Including Two Class Method [Line Items]    
Net income allocated to common shareholders, basic and diluted $ 935 $ 1,501
Basic    
Weighted-average common shares outstanding 8,345,422 8,324,195
Diluted    
Weighted-average common shares outstanding (diluted) 8,345,422 8,324,195