Note 12 - Commitments and Contingencies (Details Textual) - USD ($) $ in Thousands |
Dec. 29, 2019 |
Dec. 30, 2018 |
Dec. 31, 2017 |
|---|---|---|---|
| Insurance Installments [Member] | |||
| Purchase Obligation, Due in Next Twelve Months | $ 430 | $ 215 | $ 169 |
| Open Non-cancellable Purchase Orders for Raw Materials [Member] | |||
| Purchase Obligation, Due in Next Twelve Months | 27,959 | $ 39,951 | $ 14,391 |
| Indemnification Agreement [Member] | |||
| Loss Contingency Accrual, Ending Balance | $ 0 |
| X | ||||||||||
- Definition Amount of loss contingency liability. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Minimum amount of purchase arrangement maturing in the next fiscal year following the latest fiscal year. Includes, but not limited to, recorded and unrecorded purchase obligations, long-term purchase commitments, and short-term purchase commitments. No definition available.
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| X | ||||||||||
- Details
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| X | ||||||||||
- Details
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| X | ||||||||||
- Details
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