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Investments
12 Months Ended
Jun. 30, 2024
Investments [Abstract]  
Investments 4.    INVESTMENTS

The following tables summarize the unrealized positions for the held-to-maturity debt securities as of June 30, 2024 and 2023, respectively:

Amortized Cost Basis

Gross unrealized gains

Gross unrealized losses

Fair Value

US Treasury securities

$

17,098,786

$

$

56,278

$

17,042,508

Total

$

17,098,786

$

$

56,278

$

17,042,508

TTh

Amortized cost basis

Gross unrealized gains

Gross unrealized losses

Fair Value

US Treasury securities

$

17,064,274

$

$

93,740

$

16,970,534

Total

$

17,064,274

$

$

93,740

$

16,970,534

The following tables summarize the fair value and amortized cost basis of the held-to-maturity debt securities by contractual maturity as of June 30, 2024 and 2023, respectively:

Amortized Cost Basis

Fair Value

Due within one year

$

12,104,459

$

12,075,702

Due after one year through five years

4,994,327

4,966,806

Total

$

17,098,786

$

17,042,508

Amortized Cost Basis

Fair Value

Due within one year

$

17,064,274

$

16,970,534

Total

$

17,064,274

$

16,970,534