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Note 4 - Prepaid Expenses and Other (Tables) | 9 Months Ended
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Sep. 30, 2025
Notes Tables |
Prepaid Expense and Other Assets [TableText Block] |
|  | September 30, 2025 |  |  | December 31, 2024 |
Current: |  |  |  |  |  |  |  |
CRO services |  | $ | 74 |  |  | $ | 81 |
Other clinical development |  |  | 383 |  |  |  | 347 |
Insurance |  |  | 218 |  |  |  | 1,078 |
Professional fees |  |  | 940 |  |  |  | 731 |
Prepaid Taxes |  |  | 409 |  |  |  | 21 |
Other |  |  | 1,806 |  |  |  | 3,609 |
|  |  | 3,830 |  |  |  | 5,867 |
Long-term: |  |  |  |  |  |  |  |
CRO services |  |  | 15 |  |  |  | 52 |
Insurance |  |  | 9 |  |  |  | 11 |
Other clinical development |  |  | 74 |  |  |  | 102 |
Other |  |  | 1,830 |  |  |  | 119 |
|  |  | 1,928 |  |  |  | 284 |
Totals |  | $ | 5,758 |  |  | $ | 6,151 |

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Namespace Prefix: | pbyi_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
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- References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration