XML 77 R65.htm IDEA: XBRL DOCUMENT v3.23.3
Note 11 - Benefit Plans (Details Textual) - USD ($)
 12 Months Ended
Jun. 30, 2023
Jun. 30, 2022
Defined Contribution Plan, Employer Matching Contribution, Percent for First Compensation Slab 100.00%  
Percentage of First Compensation 3.00%  
Defined Contribution Plan, Employer Matching Contribution, Percent for Next Compensation Slab 50.00%  
Percentage of Next Compensation 2.00%  
Defined Contribution Plan, Cost $ 109,000 $ 111,000
Defined Contribution Plan, Employer Profit Sharing Contribution Amount 200,000 200,000
Defined Contribution Plan, Employer Matching Contribution, Amount $ 12,000 $ 14,000
Employee Stock Purchase Plan [Member]    
Treasury Stock, Shares, Purchased by Employees (in shares) 19,981 10,191
Employee Stock Purchase Plan, Employer Matching Contribution Amount $ 42,000 $ 38,000