Significant Accounting Policies (Cash and Cash Equivalents) (Details) - USD ($)	12 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2020
Accounting Policies [Abstract]
Restricted Cash	$ 256,165	$ 255,920	$ 255,281
Maximum maturity of highly liquid investments, period	90 days