Stock-based Compensation (Details) - USD ($) |
3 Months Ended | 6 Months Ended | |||
|---|---|---|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
Jun. 30, 2026 |
Jun. 30, 2025 |
Sep. 03, 2025 |
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| Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] | |||||
| Stock-based compensation, description | The ABTC 2025 Plan provides for the grant of stock options, stock appreciation rights, restricted stock, restricted stock units, performance grants, and other stock-based awards to employees, consultants, and directors of the Company and its affiliates. As of the ABTC 2025 Plan’s effective date, 12,130,948 shares of the Company's common stock were reserved for issuance under the ABTC 2025 Plan, subject to an annual automatic increase on each January 1 from 2026 through 2035, equal to the lesser of (a) the excess of 20% of the Company's fully diluted shares outstanding as of the preceding December 31 over the shares then reserved under the ABTC 2025 Plan, and (b) such number as determined by the Company's board of directors. | ||||
| Number of shares granted | 181,493 | ||||
| Stock-based compensation expense | $ 800,000 | $ 0 | $ 1,100,000 | $ 2,100,000 | |
| Unrecognized stock-based compensation expense | $ 1,800,000 | $ 1,800,000 | |||
| Weighted-average vesting term | 1 year 8 months 12 days | ||||
| ABTC 2025 Plan [Member] | |||||
| Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] | |||||
| Common stock reserved for issuance | 12,130,948 | ||||
| Percentage of fully diluted shares outstanding | 20.00% | ||||
| RSU [Member] | |||||
| Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] | |||||
| Number of shares granted | 181,493 | ||||
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- Definition Percentage of fully diluted shares outstanding. No definition available.
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- Definition Amount of expense for award under share-based payment arrangement. Excludes amount capitalized. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Aggregate number of common shares reserved for future issuance. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of cost not yet recognized for nonvested award under share-based payment arrangement. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Weighted-average period over which cost not yet recognized is expected to be recognized for award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Description of terms of share-based payment arrangement. Includes, but is not limited to, type of award or grantee and reason for issuance. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan). Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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