Supplemental Financial Information (Schedule Of Cash Flow Information (Details) - USD ($) $ in Thousands |
12 Months Ended | |
|---|---|---|
Dec. 27, 2025 |
Dec. 28, 2024 |
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| Supplemental Financial Information | ||
| Interest | $ 56 | $ 101 |
| Income taxes | 1 | |
| Debt financing of insurance | 537 | $ 500 |
| Deemed dividend on warrant modification | $ 590 | |
| X | ||||||||||
- Definition Debt Financing of Insurance No definition available.
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| X | ||||||||||
- Definition Amount of the required periodic payments applied to interest. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Amount, before refund, of cash paid to foreign, federal, state, and local jurisdictions as income tax. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition Amount of decrease in net income available to common shareholder for down round feature triggered for warrant classified as equity. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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