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Stock Option Plans - Schedule of Options Activity (Details) (Parenthetical) - $ / shares | 12 Months Ended
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Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
2015 Equity Incentive Plan [Member] |  |  |
Fair value of granted | $ 5.14 | $ 10.23 | $ 11.35

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- Definition Fair value of granted. + References No definition available. + Details
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Namespace Prefix: | abeo_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | duration

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- Details
Name: | us-gaap_PlanNameAxis=abeo_TwoThousandFifteenEquityIncentivePlanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |