Deposits and Other Assets - Schedule of Deposits and Other Assets (Details) - USD ($) $ in Thousands |
Sep. 26, 2020 |
Dec. 28, 2019 |
|---|---|---|
| Deferred Costs Capitalized Prepaid And Other Assets Disclosure [Abstract] | ||
| Deposits | $ 165 | $ 195 |
| Other | 67 | 77 |
| Total deposits and other assets | $ 232 | $ 272 |
| X | ||||||||||
- Definition Deposits and other assets noncurrent. No definition available.
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| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition Carrying value of amounts transferred to third parties for security purposes that are expected to be returned or applied towards payment after one year or beyond the operating cycle, if longer. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Amount of noncurrent assets classified as other. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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