XML 47 R32.htm IDEA: XBRL DOCUMENT
v3.24.2.u1

Liability Related to the Sale of Future Royalties (Tables) | 9 Months Ended
--- | ---
Jun. 30, 2024
Liability Related To The Sale Of Future Royalties [Abstract] |
Schedule of Liability Related to the Sale of Future Royalties | The following table presents the activity with respect to the liability related to the sale of future royalties.
|  | Carrying Amount
|  | (in thousands)
Carrying value as of September 30, 2023 |  | $ | 268,326 |
Milestone payment received |  | 50,000 |
Non-cash interest expense recognized |  | 17,705 |
Carrying value as of June 30, 2024 |  | $ | 336,031 |

X
- Definition Liability Related To The Sale Of Future Royalties + References No definition available. + Details
Name: | arwr_LiabilityRelatedToTheSaleOfFutureRoyaltiesAbstract
Namespace Prefix: | arwr_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Schedule Of Liability Related To The Sale Of Future Royalties + References No definition available. + Details
Name: | arwr_ScheduleOfLiabilityRelatedToTheSaleOfFutureRoyaltiesTableTextBlock
Namespace Prefix: | arwr_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration