Note K - Economic Dependency - Substantial Net Purchase From Certain Suppliers (Details) - USD ($) $ in Thousands |
12 Months Ended | |
|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
|
| Raw Material Purchases by Supplier | $ 8,104 | $ 12,004 |
| % of Total Raw Material Purchases | 12.00% | 18.00% |
| Supplier Concentration Risk [Member] | Raw Material Purchases [Member] | Supplier 1 [Member] | ||
| Raw Material Purchases by Supplier | $ 8,104 | $ 12,004 |
| % of Total Raw Material Purchases | 12.00% | 18.00% |