v3.26.1
Note 14. Fair Value - Textuals (Details) - USD ($)
12 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2024
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis      
Fair Value, Purchases and Sales of Level 3 Assets $ 0 $ 0 $ 0
Fair Value, Purchases and Sales of Level 3 Liabilities 0 0 $ 0
Fair Value, Measurements, Recurring      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis      
Total assets at fair value 5,412,000 7,131,000  
Fair Value, Measurements, Recurring | Fair Value, Inputs, Level 3      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis      
Nonfinancial Liabilities Fair Value Disclosure 0 0  
Total assets at fair value $ 0 $ 0