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Note 8 - Income Taxes (Details Textual) | 3 Months Ended
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Jun. 27, 2026 | Jun. 28, 2025
Effective Income Tax Rate Reconciliation, Percent | 25.10% | 24.50%
Income Tax Jurisdiction, Domestic Federal [Member] |  |
Open Tax Year | 2022 2023 2024 2025 2026 |
Income Tax Jurisdiction, Domestic State and Local [Member] |  |
Open Tax Year | 2021 2022 2023 2024 2025 |
Valuation Allowance Against State Tax Credits [Member] |  |
Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Percent | 0.50% |

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