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Note 7 - Leases (Details Textual) ft² in Thousands, $ in Thousands | 12 Months Ended
--- | ---
Dec. 28, 2024 USD ($) ft² | Dec. 30, 2023 USD ($)
Operating Lease, Payments | $ 165 | $ 162
Operating Lease, Cost | $ 165 | $ 162
Lease Expiration, February 2026 [Member] |  |
Operating Lease, Real Estate, Number of Leases | 1 |
Norton Facility [Member] |  |
Area of Real Estate Property | ft² | 38 |
Norton Facility [Member] | Minimum [Member] |  |
Lessee, Operating Lease, Monthly Rent Payments | $ 13 |
Norton Facility [Member] | Maximum [Member] |  |
Lessee, Operating Lease, Monthly Rent Payments | $ 14 |

X
- Definition The amount of monthly rent payments for lessee under operating lease. + References No definition available. + Details
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X
- Definition The number of real estate operating leases. + References No definition available. + Details
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X
- Definition Area of a real estate property. + References No definition available. + Details
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X
- Definition Amount of single lease cost, calculated by allocation of remaining cost of lease over remaining lease term. Includes, but is not limited to, single lease cost, after impairment of right-of-use asset, calculated by amortization of remaining right-of-use asset and accretion of lease liability. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 53 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479589/842-20-55-53 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478964/842-20-50-4 + Details
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X
- Definition Amount of cash outflow from operating lease, excluding payments to bring another asset to condition and location necessary for its intended use. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 45 -Paragraph 5 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479041/842-20-45-5 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Subparagraph (g)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478964/842-20-50-4 + Details
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- Details
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- Details
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