Note 4 - Income Taxes (Details Textual) - USD ($) $ in Thousands	12 Months Ended
Mar. 28, 2026	Mar. 29, 2025	Mar. 30, 2024
Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense	$ 0	$ 0	$ 0
Liability for Uncertainty in Income Taxes, Current	0	0
Deferred Tax Assets, Valuation Allowance	$ 0	0	$ 0
Income Tax Jurisdiction, Domestic Federal [Member] \| Internal Revenue Service (IRS) [Member]
Open Tax Year	2023 2024 2025
Operating Loss Carryforwards	$ 1,300
Income Tax Jurisdiction, Domestic State and Local [Member]
Open Tax Year	2021
Income Tax Jurisdiction, Foreign [Member] \| Canada Revenue Agency [Member]
Open Tax Year	2022
Income Tax Jurisdiction, Foreign [Member] \| Revenue Commissioners, Ireland [Member]
Open Tax Year	2022 2023 2024 2025
Operating Loss Carryforwards		$ 700

Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 740
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (c)
-Publisher FASB
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Amount recognized for uncertainty in income taxes classified as current.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 210
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
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Tax year that remains open to examination under enacted tax laws, in YYYY format.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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-Name Accounting Standards Codification
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Amount of operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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Amount of expense for interest on an underpayment of income taxes and penalties related to a tax position claimed or expected to be claimed in the tax return.

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-Topic 740
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