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Note 5 - Line of Credit and Long-term Debt (Tables) | 9 Months Ended
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Sep. 30, 2020
Notes Tables |
Schedule of Maturities of Long-term Debt [Table Text Block] |
Year ending December 31, |  |  |  |
Remainder of 2020 |  | $ | 794 |
2021 |  |  | 3,176 |
2022 |  |  | 3,176 |
2023 |  |  | 3,176 |
2024 |  |  | 4,234 |
Total future principal payments |  |  | 14,556 |
Less: Unamortized debt issuance costs |  |  | (180 | )
Less: Current portion of long-term debt |  |  | (3,132 | )
Long-term debt |  | $ | 11,244 |

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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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