Employee Stock Ownership Plan (Narrative) (Details)	3 Months Ended
	Sep. 30, 2017 USD ($) h	Sep. 30, 2016 USD ($)
Employee Stock Ownership Plan (ESOP) Disclosures [Line Items]
ESOP compensation expense | $	$ 89,460	$ 108,709
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