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Note 18 - Divestitures (Details Textual) - USD ($) $ in Thousands |  | 3 Months Ended | 12 Months Ended
--- | --- | --- | ---
Feb. 28, 2023 | Mar. 31, 2024 | Sep. 30, 2023 | Jun. 30, 2025 | Jun. 30, 2024 | Jun. 30, 2023
Revenue from Contract with Customer, Including Assessed Tax |  |  |  | $ 790,107 | $ 720,635 | $ 741,048
Proceeds from Divestiture of Businesses |  |  |  | 0 | 7,774 | 67,023
Gain (Loss) on Disposition of Business |  |  |  | (0) | 274 | 62,105
Goodwill, Other Increase (Decrease) |  |  |  | 322,554 |  |
Procon Pumps Business [Member] | Discontinued Operations, Disposed of by Sale [Member] |  |  |  |  |  |
Proceeds from Divestiture of Businesses |  |  |  |  |  | 67,000
Gain (Loss) on Disposition of Business |  |  |  |  |  | 62,100
Specialty Solutions Group [Member] |  |  |  |  |  |
Revenue from Contract with Customer, Including Assessed Tax |  |  |  | 86,642 | $ 95,587 | 127,106
Gain (Loss) on Disposition of Business |  |  | $ 300 |  |  |
Goodwill, Other Increase (Decrease) |  |  |  | $ 0 |  | $ (200)
Proceeds From Escrow Deposit |  | $ 7,500 |  |  |  |
Specialty Solutions Group [Member] | Procon Pumps Business [Member] |  |  |  |  |  |
Revenue from Contract with Customer, Including Assessed Tax | $ 21,200 |  |  |  |  |

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