Pension Expense (Details) - USD ($)	12 Months Ended
	Jun. 30, 2017	Jun. 30, 2016
Retirement Benefits [Abstract]
Defined benefit contributions and expenses	$ 89,023	$ 97,336
Increase in contribution, hourly rate		0.04
Employer matching contibutions of 401(k) plan (percentage)	10.00%	10.00%
Employer matching contributions to 401(k) plan	$ 49,247	$ 47,175