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Note 11 - Income Taxes - Reconciliation of Effective Tax Rate (Details) | 12 Months Ended
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Jun. 30, 2025 | Jun. 30, 2024 | Jun. 30, 2023
Provision at statutory tax rate | 21.00% | 21.00% | 21.00%
State taxes | 0.80% | (0.40%) | (1.70%)
Impact of foreign operations | 8.40% | 3.30% | (2.60%)
Federal tax credits | (6.80%) | (3.00%) | (8.70%)
Cash repatriation | 4.30% | 0.20% | 1.00%
SubF/GILTI | 0.00% | 0.00% | 6.90%
Uncertain Tax Positions | (13.30%) | 0.40% | (0.10%)
Officers compensation | 2.70% | 4.00% | 0.40%
Share-based compensation | (1.30%) | (4.00%) | (0.20%)
Return to provision | 1.00% | 0.60% | (1.30%)
Valuation allowance release | 0.00% | 0.60% | (3.10%)
Other | 0.90% | (0.80%) | (0.10%)
Effective income tax provision | 16.10% | 22.60% | 15.10%
Procon Pumps Business [Member] |  |  |
Tax expense on Procon Pumps disposal | 0.00% | 0.00% | 0.20%

X
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- Definition Percentage of domestic federal statutory tax rate applicable to pretax income (loss). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 235 -SubTopic 10 -Name Accounting Standards Codification -Section S50 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480738/235-10-S50-1 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 12 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482685/740-10-50-12 Reference 3: http://www.xbrl.org/2003/role/exampleRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 55 -Paragraph 231 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482663/740-10-55-231 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SAB Topic 6.I.1.Q1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479360/740-10-S99-1 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Topic 235 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08(h)(2)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480678/235-10-S99-1 + Details
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