Employee Stock Ownership Plan (Narrative) (Details)	3 Months Ended		9 Months Ended
	Mar. 31, 2019 USD ($)	Mar. 31, 2018 USD ($) shares	Mar. 31, 2019 USD ($) h shares	Mar. 31, 2018 USD ($) shares
Employee Stock Ownership Plan (ESOP) Disclosures [Line Items]
ESOP compensation expense	$ 93,861	$ 100,464	$ 297,670	$ 279,502
Value of shares repurchased				$ 109,694
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 distributed | shares			17,279	8,103
Shares repurchased | shares		0		4,798
Value of shares repurchased		$ 0		$ 109,694