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Note 6 - Long-term Debt (Tables) | 12 Months Ended
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Dec. 31, 2020
Notes Tables |
Schedule of Debt [Table Text Block] |
|  | December 31, |
|  | 2020 |  |  | 2019 |
Senior secured debt due May 25, 2021 |  | $ | 78,861 |  |  | $ | 72,341 |
Interest accrues at 8% per annum |  |  |  |  |  |  |  |
Convertible note instrument due March 5, 2020 |  |  |  |  |  |  |  |
Interest accrues at 7% per annum |  |  | - |  |  |  | 65,514 |
Other loans |  |  | 152 |  |  |  | 45 |
Debt discount and debt issuance costs, net of accumulated accretion |  |  | (366 | ) |  |  | (304 | )
Total outstanding long-term debt |  |  | 78,647 |  |  |  | 137,596 |
Less current portion |  |  | 51 |  |  |  | 31 |
Total outstanding debt |  | $ | 78,596 |  |  | $ | 137,565 |
Schedule of Maturities of Long-term Debt [Table Text Block] |
Year Ending December 31 |  | ($ in thousands) |
2021 |  | $ | 51 |
2022 |  |  | 78,898 | (1)
2023 |  |  | 38 |
2024 |  |  | 26 |
2025+ |  |  | - |
Total |  | $ | 79,013 |

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- Definition Tabular disclosure of information pertaining to short-term and long-debt instruments or arrangements, including but not limited to identification of terms, features, collateral requirements and other information necessary to a fair presentation. + References No definition available. + Details
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- Definition Tabular disclosure of maturity and sinking fund requirement for long-term debt. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6802200&loc=d3e1835-112601 + Details
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