v3.26.1
Investments in Debt Securities (Details) - USD ($)
12 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Components of investments in debt securities    
Adjusted cost $ 31,689,000  
Net unrealized losses (45,000)  
Fair value 31,644,000  
Fair value of available-for-sale debt securities, by contractual maturity    
2027 26,982,000  
2028 3,739,000  
2029 923,000  
Total 31,644,000  
Net accretion of discounts on the debt securities purchased 194,000 $ 0
Allowance for Credit Loss, AFS Debt Securities $ 0 $ 0
Minimum    
Investments in Debt Securities    
Interest rate 3.55%  
Maximum    
Investments in Debt Securities    
Interest rate 4.34%