XML 147 R40.htm IDEA: XBRL DOCUMENT
v3.25.1

Sale of future royalties - Narrative (Details) - USD ($) $ in Thousands |  |  | 3 Months Ended | 6 Months Ended | 69 Months Ended
--- | --- | --- | --- | --- | ---
Jul. 02, 2019 | Jan. 01, 2019 | Mar. 31, 2025 | Mar. 31, 2024 | Jun. 30, 2016 | Mar. 31, 2025
Other Liabilities Disclosure [Line Items] |  |  |  |  |  |
Non-cash royalty revenue |  |  | $ 448 | $ 593 |  |
Non-cash interest expense |  |  | $ 28 | 36 |  |
Minimum |  |  |  |  |  |
Other Liabilities Disclosure [Line Items] |  |  |  |  |  |
Royalty interest, % interest |  |  | 0.75% |  |  |
Maximum |  |  |  |  |  |
Other Liabilities Disclosure [Line Items] |  |  |  |  |  |
Royalty interest, % interest |  |  | 1.125% |  |  |
OMERS |  |  |  |  |  |
Other Liabilities Disclosure [Line Items] |  |  |  |  |  |
Gross proceeds from sale of royalty interest. before advisory fees |  | $ 20,000 |  |  |  |
Entitlement of royalties to be received | $ 30,000 | 30,000 |  |  |  |
Future royalty payments | 30,000 | $ 30,000 |  |  |  |
Transaction costs on sale of royalties | $ 1,500 |  |  |  |  |
Effective annual interest rate on royalty liability |  |  | 2.20% |  |  |
Non-cash royalty revenue |  |  | $ 400 | 600 |  | $ (25,300)
Non-cash interest expense |  |  | $ 100 | $ 100 |  |
OMERS | Minimum |  |  |  |  |  |
Other Liabilities Disclosure [Line Items] |  |  |  |  |  |
Royalty interest, % interest | 1.00% |  |  |  | 1.00% |
OMERS | Maximum |  |  |  |  |  |
Other Liabilities Disclosure [Line Items] |  |  |  |  |  |
Royalty interest, % interest | 2.33% |  |  |  | 2.33% |

X
- Definition Effective Annual Interest Rate Of Royalty Liability + References No definition available. + Details
Name: | abus_EffectiveAnnualInterestRateOfRoyaltyLiability
Namespace Prefix: | abus_
Data Type: | dtr-types1:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Gross Proceeds From Royalty Interest Sold + References No definition available. + Details
Name: | abus_GrossProceedsFromRoyaltyInterestSold
Namespace Prefix: | abus_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Liability From Sale Of Future Royalties, Non Cash Interest Expense + References No definition available. + Details
Name: | abus_LiabilityFromSaleOfFutureRoyaltiesNonCashInterestExpense
Namespace Prefix: | abus_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Non Cash Royalty Revenue Related To Sale Of Future Royalties + References No definition available. + Details
Name: | abus_NonCashRoyaltyRevenueRelatedToSaleOfFutureRoyalties
Namespace Prefix: | abus_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Other Liabilities Disclosure [Line Items] + References No definition available. + Details
Name: | abus_OtherLiabilitiesDisclosureLineItems
Namespace Prefix: | abus_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Royalty interest, % interest + References No definition available. + Details
Name: | abus_RoyaltyInterestPercentInterest
Namespace Prefix: | abus_
Data Type: | dtr-types1:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Royalty Interest Sold, Maximum Royalties For Buyer + References No definition available. + Details
Name: | abus_RoyaltyInterestSoldMaximumRoyaltiesForBuyer
Namespace Prefix: | abus_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Represents the royalty payable. + References No definition available. + Details
Name: | abus_RoyaltyPayable
Namespace Prefix: | abus_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Transaction Costs Related To Sale Of Future Royalties + References No definition available. + Details
Name: | abus_TransactionCostsRelatedToSaleOfFutureRoyalties
Namespace Prefix: | abus_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Details
Name: | srt_RangeAxis=srt_MinimumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_MaximumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_CounterpartyNameAxis=abus_OMERSMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |