Note 7 - Accrued Expenses - Restructuring Activity (Details) - Severance and Benefits Costs [Member] - Pieris Pharmaceuticals, Inc. [Member] - USD ($) $ in Thousands |
3 Months Ended | 9 Months Ended | 12 Months Ended |
|---|---|---|---|
Sep. 30, 2024 |
Sep. 30, 2024 |
Dec. 31, 2023 |
|
| Balance | $ 2,850 | $ 5,105 | |
| Adjustments to restructuring charges | 183 | (86) | |
| Cash payments | (805) | (2,791) | $ (7,523) |
| Balance | $ 2,228 | $ 2,228 | $ 5,105 |
| X | ||||||||||
- Definition Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Carrying amount (including both current and noncurrent portions of the accrual) as of the balance sheet date pertaining to a specified type of cost associated with exit from or disposal of business activities or restructuring pursuant to a duly authorized plan. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount of increase (decrease) in the restructuring reserve related to foreign currency translation (gain) loss and other increases (decreases). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Details
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| X | ||||||||||
- Details
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