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Note 6 - Acquired Intangible Assets, Net - Summary of Intangible Assets (Details) - USD ($) $ in Thousands | 9 Months Ended |  |
--- | --- | --- | ---
Sep. 30, 2023 | Jun. 30, 2023 | Dec. 31, 2022
Gross value | $ 112,136 |  |
Accumulated Currency Translation Adjustment | (3,218) |  |
Current period impairment charge | (40,156) |  |
Accumulated Amortization | 68,762 |  |
Net book value | 68,762 |  | $ 74,599
Useful life (Year) |  | 13 years |
Developed Technology Rights [Member] |  |  |
Gross value | 89,580 |  |
Accumulated Currency Translation Adjustment | (1,608) |  |
Current period impairment charge | (28,032) |  |
Accumulated Amortization | 59,940 |  |
Net book value |  |  | 64,286
Useful life (Year) |  | 15 years |
In Process Research and Development [Member] |  |  |
Gross value | 2,656 |  |
Accumulated Currency Translation Adjustment | (1,006) |  |
Current period impairment charge | 0 |  |
Accumulated Amortization | 1,650 |  |
Net book value |  |  | 1,650
Customer Relationships [Member] |  |  |
Gross value | 9,000 |  |
Accumulated Currency Translation Adjustment | 0 |  |
Current period impairment charge | (3,302) |  |
Accumulated Amortization | 5,698 |  |
Net book value |  |  | 6,373
Useful life (Year) |  | 10 years |
Distribution Rights [Member] |  |  |
Gross value | 4,700 |  |
Accumulated Currency Translation Adjustment | (415) |  |
Current period impairment charge | (4,285) |  |
Accumulated Amortization | 0 |  |
Net book value |  |  | 0
Useful life (Year) |  | 5 years |
Patents [Member] |  |  |
Gross value | 1,000 |  |
Accumulated Currency Translation Adjustment | (189) |  |
Current period impairment charge | (716) |  |
Accumulated Amortization | 95 |  |
Net book value |  |  | 131
Useful life (Year) |  | 16 years |
Trade Names [Member] |  |  |
Gross value | 5,200 |  |
Accumulated Currency Translation Adjustment | 0 |  |
Current period impairment charge | (3,821) |  |
Accumulated Amortization | $ 1,379 |  |
Net book value |  |  | $ 2,159
Useful life (Year) |  | 5 years |

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- Definition Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
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