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Investment Securities (Schedule of Available-for-Sale Securities) (Details) - USD ($)	Sep. 30, 2022	Jun. 30, 2022
Debt Securities, Available-for-Sale [Line Items]
Amortized Cost	$ 5,418,665	$ 3,711,225
Gross Unrealized Gains
Gross Unrealized Losses	(4,490)	(2,446)
Fair Value	5,414,175	3,708,779
Certificates of Deposit [Member]
Debt Securities, Available-for-Sale [Line Items]
Amortized Cost	5,050,000	3,639,000
Gross Unrealized Gains
Gross Unrealized Losses
Fair Value	5,050,000	3,639,000
Municipal Bonds [Member]
Debt Securities, Available-for-Sale [Line Items]
Amortized Cost	72,225	72,225
Gross Unrealized Gains
Gross Unrealized Losses	(4,385)	(2,446)
Fair Value	67,840	$ 69,779
U.S. Treasury Bills [Member]
Debt Securities, Available-for-Sale [Line Items]
Amortized Cost	296,440
Gross Unrealized Gains
Gross Unrealized Losses	(105)
Fair Value	$ 296,335

X

- Definition

Amount, before tax, of unrealized gain in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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