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v3.22.2.2

Lease - Additional Information (Detail) - USD ($) | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2022 | Sep. 30, 2021 | Sep. 30, 2022 | Sep. 30, 2021
Leases [Abstract] |  |  |  |
Sublease income for the remainder of 2022 | $ 3,000 |  | $ 3,000 |
Sublease income | 12,000 | $ 19,000 | 44,000 | $ 47,000
Rent expense | $ 27,000 | $ 40,000 | $ 81,000 | $ 107,000
Lease Term |  |  | 15 months |

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- Definition Lease term. + References No definition available. + Details
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- Definition Sublease income receivable remainder of fiscal year. + References No definition available. + Details
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Namespace Prefix: | abos_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
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- Definition Amount of rent expense incurred for leased assets, including but not limited to, furniture and equipment, that is not directly or indirectly associated with the manufacture, sale or creation of a product or product line. + References No definition available. + Details
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Balance Type: | debit
Period Type: | duration

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- References No definition available. + Details
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Namespace Prefix: | us-gaap_
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Balance Type: | na
Period Type: | duration

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- Definition Amount of sublease income excluding finance and operating lease expense. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (e) -URI https://asc.fasb.org/extlink&oid=128292326&loc=SL77918686-209980 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 55 -Paragraph 53 -URI https://asc.fasb.org/extlink&oid=123414884&loc=SL77918982-209971 + Details
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