Investments (Summary of Unrealized Positions for Held-to-Maturity Debt Securities) (Details) - USD ($)	Jun. 30, 2024	Jun. 30, 2023
Schedule of Held-to-Maturity Securities [Line Items]
Amortized cost basis	$ 17,098,786	$ 17,064,274
Gross unrealized losses	56,278	93,740
Fair Value	17,042,508	16,970,534
US Treasury Securities [Member]
Schedule of Held-to-Maturity Securities [Line Items]
Amortized cost basis	17,098,786	17,064,274
Gross unrealized losses	56,278	93,740
Fair Value	$ 17,042,508	$ 16,970,534