XML 55 R30.htm IDEA: XBRL DOCUMENT
v3.25.3

Collaboration and License Agreements (Tables) | 12 Months Ended
--- | ---
Sep. 30, 2025
Collaboration And License Agreements [Abstract] |
Schedule of Revenue | The following table provides a summary of revenue recognized:
|  | Year Ended September 30,
|  | 2025 |  | 2024 |  | 2023
|  | (in thousands)
GSK |  | $ | 2,645 |  |  | $ | 2,685 |  |  | $ | 29,657 |
Horizon |  | — |  |  | — |  |  | 23,206 |
Takeda |  | — |  |  | 866 |  |  | 162,516 |
Janssen |  | — |  |  | — |  |  | 356 |
Amgen |  | — |  |  | — |  |  | 25,000 |
Sarepta |  | 696,803 |  |  | — |  |  | — |
Sanofi |  | $ | 130,000 |  |  | $ | — |  |  | $ | — |
Total |  | $ | 829,448 |  |  | $ | 3,551 |  |  | $ | 240,735 |
Schedule of Receivables and Contract Liabilities | The following table summarizes the balance of receivables and contract liabilities related to the Company’s collaboration and license agreements:
|  | September 30,
|  | 2025 |  | 2024
|  | (in thousands)
Receivables included in accounts receivable |  | $ | 6,824 |  |  | $ | — |
Contract liabilities included in deferred revenue |  | $ | 2,399 |  |  | $ | — |

X
- Definition Collaboration and license agreements. + References No definition available. + Details
Name: | arwr_CollaborationAndLicenseAgreementsAbstract
Namespace Prefix: | arwr_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- 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 -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 10 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479806/606-10-50-10 + Details
Name: | us-gaap_ContractWithCustomerAssetAndLiabilityTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- 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 -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479806/606-10-50-5 + Details
Name: | us-gaap_DisaggregationOfRevenueTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration