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Employee Stock Ownership Plan (Narrative) (Details)	3 Months Ended		9 Months Ended
	Mar. 31, 2018 USD ($) shares	Mar. 31, 2017 USD ($) shares	Mar. 31, 2018 USD ($) h shares	Mar. 31, 2017 USD ($) shares
Employee Stock Ownership Plan (ESOP) Disclosures [Line Items]
ESOP compensation expense | $	$ 100,464	$ 103,959	$ 279,502	$ 320,835
Employee Stock Ownership Plan [Member]
Employee Stock Ownership Plan (ESOP) Disclosures [Line Items]
Number of hours worked per year to quality for the plan | h			1,000
Shares repurchased | shares	0	0	4,798	1,663
Value of shares repurchased | $	$ 0	$ 0	$ 109,694	$ 44,335
Shares distributed | shares	0		8,103

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