Note 16 - Employee Benefit Plans - Asset Allocation (Details) |
Jun. 30, 2025 |
Jun. 30, 2024 |
|---|---|---|
| UNITED STATES | ||
| Asset allocations | 100.00% | 100.00% |
| Foreign Plan [Member] | ||
| Asset allocations | 100.00% | 100.00% |
| Equity Securities [Member] | UNITED STATES | ||
| Asset allocations | 42.00% | 35.00% |
| Equity Securities [Member] | Foreign Plan [Member] | ||
| Asset allocations | 0.00% | 0.00% |
| Debt Securities [Member] | UNITED STATES | ||
| Asset allocations | 48.00% | 42.00% |
| Debt Securities [Member] | Foreign Plan [Member] | ||
| Asset allocations | 70.00% | 69.00% |
| Hedge Funds, Global Opportunity [Member] | UNITED STATES | ||
| Asset allocations | 10.00% | 11.00% |
| Hedge Funds, Global Opportunity [Member] | Foreign Plan [Member] | ||
| Asset allocations | 0.00% | 1.00% |
| Other Debt Obligations [Member] | UNITED STATES | ||
| Asset allocations | 0.00% | 12.00% |
| Other Debt Obligations [Member] | Foreign Plan [Member] | ||
| Asset allocations | 30.00% | 30.00% |