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Note 16 - Earnings Per Share (Details Textual) - shares
12 Months Ended
Jun. 30, 2024
Jun. 30, 2023
Jun. 30, 2022
Share-Based Payment Arrangement, Option [Member]      
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount 26,582 39,065 65,545
Performance Shares [Member]      
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount 142,535 92,638 89,969