Note N - Share-based Compensation (Details Textual) - USD ($) $ in Thousands |
3 Months Ended | |
|---|---|---|
Jun. 28, 2026 |
Jun. 29, 2025 |
|
| Share-Based Payment Arrangement, Expense | $ 280 | $ 288 |
| Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount | $ 1,869 | |
| Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition (Month) | 24 months | |
| Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Gross | 0 | |
| X | ||||||||||
- Definition Amount of expense for award under share-based payment arrangement. Excludes amount capitalized. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Amount of cost not yet recognized for nonvested award under share-based payment arrangement. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Weighted-average period over which cost not yet recognized is expected to be recognized for award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Gross number of share options (or share units) granted during the period. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|