9. Prepaids and other current assets (Details) - USD ($) $ in Thousands |
Dec. 29, 2018 |
Dec. 30, 2017 |
|---|---|---|
| Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract] | ||
| Prepaid insurance | $ 271 | $ 443 |
| Prepaid rent | 0 | 5 |
| Prepaid consulting fees | 265 | 0 |
| Prepaid other | 81 | 58 |
| Prepaid Expense and Other Assets, Current | $ 617 | $ 506 |
| X | ||||||||||
- Definition Prepaid consulting fees No definition available.
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| X | ||||||||||
- References No definition available.
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- Definition Amount of asset related to consideration paid in advance for other costs that provide economic benefits within a future period of one year or the normal operating cycle, if longer. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Amount of asset related to consideration paid in advance for costs that provide economic benefits in future periods, and amount of other assets that are expected to be realized or consumed within one year or the normal operating cycle, if longer. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Amount of asset related to consideration paid in advance for insurance that provides economic benefits within a future period of one year or the normal operating cycle, if longer. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Amount of asset related to consideration paid in advance for rent that provides economic benefits within a future period of one year or the normal operating cycle, if longer. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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