Annual report pursuant to Section 13 and 15(d)

Investments in Debt Securities (Narrative) (Details)

v3.23.3
Investments in Debt Securities (Narrative) (Details) - USD ($)
12 Months Ended
Jun. 30, 2023
Jun. 30, 2022
Investments in Debt and Equity Securities [Abstract]    
Amortization of premiums on debt securities $ 67,000 $ 312,000