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Note 8 - Commitments (Details Textual) - USD ($) $ in Millions |  | 12 Months Ended |  |  |  |
--- | --- | --- | --- | --- | --- | ---
Mar. 31, 2024 | Mar. 29, 2025 | Mar. 30, 2024 | Mar. 25, 2023 | Dec. 23, 2023 | Sep. 23, 2023 | Sep. 23, 2022 | Aug. 31, 2021
Operating Lease, Weighted Average Discount Rate, Percent |  | 4.40% | 4.10% | 3.90% |  |  |  |
Operating Lease, Weighted Average Remaining Lease Term (Year) |  | 11 years |  |  |  |  |  |
Operating Lease, Expense |  | $ 7.3 | $ 6.6 | $ 5.3 |  |  |  |
NEXA [Member] |  |  |  |  |  |  |  |
Business Combination, Contingent Consideration Arrangements, Range of Outcomes, Value, High |  | $ 7.1 |  |  |  | $ 7.1 | $ 0.4 | $ 7.5
Business Combination, Contingent Consideration Arrangements, Period (Year) |  | 4 years |  |  |  |  |  |
Business Combination, Consideration Transferred | $ 0.5 |  |  |  |  |  |  |
Business Combination, Contingent Consideration, Liability |  |  | $ 0.5 |  | $ 2.9 | $ 2.8 |  |
Minimum [Member] |  |  |  |  |  |  |  |
Lessee, Operating Lease, Remaining Lease Term (Year) |  | 1 year |  |  |  |  |  |
Maximum [Member] |  |  |  |  |  |  |  |
Lessee, Operating Lease, Remaining Lease Term (Year) |  |  | 15 years |  |  |  |  |

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