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Note 15 - Share-based Compensation (Tables) | 9 Months Ended
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Sep. 30, 2022
Notes Tables |
Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Table Text Block] |
|  | Three Months Ended |  |  | Nine Months Ended |
|  | September 30, |  |  | September 30, |
|  | 2022 |  |  | 2021 |  |  | 2022 |  |  | 2021 |
Research and development expenses |  | $ | 642 |  |  | $ | 971 |  |  | $ | 2,040 |  |  | $ | 3,119 |
Selling, general and administrative expenses |  |  | 1,798 |  |  |  | 4,544 |  |  |  | 6,172 |  |  |  | 14,637 |
|  | $ | 2,440 |  |  | $ | 5,515 |  |  | $ | 8,212 |  |  | $ | 17,756 |

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- Definition Tabular disclosure of allocation of amount expensed and capitalized for award under share-based payment arrangement to statement of income or comprehensive income and statement of financial position. Includes, but is not limited to, corresponding line item in financial statement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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- References No definition available. + Details
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