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Loan Commitments (Details Textual) - USD ($)
$ in Millions
12 Months Ended
Jun. 30, 2017
Jun. 30, 2016
Loan Commitments (Textual)    
Fixed rate loan commitments $ 2.0 $ 2.2
Maximum [Member]    
Loan Commitments (Textual)    
Loan commitments interest rates 4.70% 4.70%
Loan commitments maturities term 20 years 30 years
Minimum [Member]    
Loan Commitments (Textual)    
Loan commitments interest rates 4.00% 4.00%
Loan commitments maturities term 7 years 5 years