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Note 16 - License, Collaboration and Distribution Agreements (Tables) | 12 Months Ended
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Dec. 31, 2021
Notes Tables |
Contract with Customer, Contract Asset, Contract Liability, and Receivable [Table Text Block] |
|  | Balance at Beginning of the Period |  |  | Additions |  |  | Deductions |  |  | Balance at the end of the Period |
Contract liabilities: deferred revenue |  | $ | 2 |  |  | $ | 176 |  |  | $ | (124 | ) |  | $ | 54 |
Contract liabilities: accrued liabilities (includes contract assets) |  |  | 573 |  |  |  | 1,851 |  |  |  | (1,154 | ) |  |  | 1,270 |
Total |  | $ | 575 |  |  | $ | 2,027 |  |  | $ | (1,278 | ) |  | $ | 1,324 |
|  | Balance at Beginning of the Period |  |  | Additions |  |  | Deductions |  |  | Balance at the end of the Period |
Contract liabilities: deferred revenue |  | $ | — |  |  | $ | 2 |  |  | $ | — |  |  | $ | 2 |
Contract liabilities: accrued liabilities (includes contract assets) |  |  | 434 |  |  |  | 2,338 |  |  |  | (2,199 | ) |  |  | 573 |
Total |  | $ | 434 |  |  | $ | 2,340 |  |  | $ | (2,199 | ) |  | $ | 575 |
Disaggregation of Revenue [Table Text Block] |
|  | Year Ended December 31, |
|  | 2021 |  |  | 2020 |  |  | 2019 |
Revenue recognized in the period from: |  |  |  |  |  |  |  |  |  |  |  |
Amounts included in contract liabilities at the beginning of the period: |  |  |  |  |  |  |  |  |  |  |  |
Performance obligations satisfied |  | $ | 573 |  |  | $ | 434 |  |  | $ | 1,473 |
New activities in the period: |  |  |  |  |  |  |  |  |  |  |  |
Performance obligations satisfied |  |  | 7,848 |  |  |  | 9,500 |  |  |  | 5,126 |
|  | $ | 8,421 |  |  | $ | 9,934 |  |  | $ | 6,599 |

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- Definition Tabular disclosure of receivable, contract asset, and contract liability from contract with customer. Includes, but is not limited to, change in contract asset and contract liability. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=123351226&loc=SL49130551-203045 + Details
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- Definition Tabular disclosure of disaggregation of revenue into categories depicting how nature, amount, timing, and uncertainty of revenue and cash flows are affected by economic factor. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=123351226&loc=SL49130545-203045 + Details
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- References No definition available. + Details
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