Note 7 - Notes Payable - Schedule of Notes Payable (Details) - USD ($) $ in Thousands |
Mar. 31, 2021 |
Dec. 31, 2020 |
|---|---|---|
| Notes payable, current portion | $ 31 | $ 29 |
| Notes payable, non-current portion | 170 | 303 |
| Paycheck Protection Program, CARES Act [Member] | ||
| Notes payable, current portion | 31 | 29 |
| Notes payable, non-current portion | $ 170 | $ 303 |
| X | ||||||||||
- Definition Carrying value as of the balance sheet date of notes payable (with maturities initially due after one year or beyond the operating cycle if longer), excluding current portion. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Sum of the carrying values as of the balance sheet date of the portions of long-term notes payable due within one year or the operating cycle if longer. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Details
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