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v3.25.3

Merger (Details) - USD ($) $ in Thousands |  |  |  | 1 Months Ended | 9 Months Ended | 12 Months Ended
--- | --- | --- | --- | --- | --- | ---
Nov. 13, 2024 | Aug. 22, 2024 | Dec. 11, 2023 | Feb. 28, 2025 | Sep. 30, 2025 | Sep. 30, 2024 | Dec. 31, 2024
Merger [Line Items] |  |  |  |  |  |  |
Converted into shares | 0.068 |  |  |  |  |  |
Additional shares |  |  |  |  | 483,333 |  |
Shares of common shares |  |  |  | 5,000 |  |  |
Aggregate purchase price (in Dollars) |  | $ 5,000 |  |  |  |  |
Repay promissory note (in Dollars) |  |  |  |  | $ 553 |  |
Cash (in Dollars) |  |  |  |  | $ 328 | 1 | $ 2,850
Incentive shares |  |  |  |  | 33,333 |  |
Forfeited number of shares |  |  | 32,215 |  |  |  |
Proceeds from financing (in Dollars) |  |  |  |  | $ 553 |  |
Accrued expenses (in Dollars) |  |  |  |  | 325 |  | 325
Warrant [Member] |  |  |  |  |  |  |
Merger [Line Items] |  |  |  |  |  |  |
Number of shares of warrant | 0.068 |  |  |  |  |  |
Promissory Note Agreement [Member] |  |  |  |  |  |  |
Merger [Line Items] |  |  |  |  |  |  |
Repay promissory note (in Dollars) |  |  |  |  | 4,225 |  |
Cash (in Dollars) |  |  |  |  | $ 2,000 |  |
PIPE Shares [Member] |  |  |  |  |  |  |
Merger [Line Items] |  |  |  |  |  |  |
Shares of common shares |  |  |  |  | 112,247 |  |
Aggregate purchase price (in Dollars) |  |  |  |  | $ 6,225 |  |
Abpro Bio International, Inc. [Member] |  |  |  |  |  |  |
Merger [Line Items] |  |  |  |  |  |  |
Shares of common shares |  |  |  |  | 20,749 |  |
ABI [Member] |  |  |  |  |  |  |
Merger [Line Items] |  |  |  |  |  |  |
Shares of common shares |  |  | 32,778 |  | 41,498 |  |
Sponsor [Member] |  |  |  |  |  |  |
Merger [Line Items] |  |  |  |  |  |  |
Shares of common shares |  |  | 32,778 |  |  |  |
Repayment of amount (in Dollars) |  |  |  |  | $ 2,000 |  |
ACAB [Member] |  |  |  |  |  |  |
Merger [Line Items] |  |  |  |  |  |  |
Shares of common shares |  |  | 6,667 |  |  |  |
Remaining shares issued |  |  |  |  | 35,000 |  |
Liabilities (in Dollars) |  |  |  |  | $ 5,300 |  | 5,800
Accrued expenses (in Dollars) |  |  |  |  | 900 |  | 1,000
Tax payable (in Dollars) |  |  |  |  | $ 4,400 |  | 4,400
Income tax payable (in Dollars) |  |  |  |  |  |  | $ 400
PIPE Financing [Member] |  |  |  |  |  |  |
Merger [Line Items] |  |  |  |  |  |  |
Shares of common shares |  |  |  |  | 36,095 |  |
Proceeds from financing (in Dollars) |  |  |  |  | $ 5,700 |  |
Transaction costs (in Dollars) |  |  |  |  | 2,100 |  |
Issuance costs (in Dollars) |  |  |  |  | $ 900 |  |
Investment Advisor [Member] |  |  |  |  |  |  |
Merger [Line Items] |  |  |  |  |  |  |
Shares of common shares |  |  |  |  | 1,095 |  |
Legacy Abpro [Member] |  |  |  |  |  |  |
Merger [Line Items] |  |  |  |  |  |  |
Liabilities net (in Dollars) |  |  |  |  | $ 6,600 |  |
Preferred Stock [Member] |  |  |  |  |  |  |
Merger [Line Items] |  |  |  |  |  |  |
Converted into shares | 0.068 |  |  |  |  |  |
Series A Common Stock [Member] |  |  |  |  |  |  |
Merger [Line Items] |  |  |  |  |  |  |
Converted shares of common stock |  |  |  |  | 6,744,550 |  |
Shares of common shares |  |  |  |  | 11,043 |  |
Series B Common Stock [Member] |  |  |  |  |  |  |
Merger [Line Items] |  |  |  |  |  |  |
Converted shares of common stock |  |  |  |  | 1 |  |
Common Stock [Member] | Celltrion, Inc. [Member] |  |  |  |  |  |  |
Merger [Line Items] |  |  |  |  |  |  |
Shares of common shares |  | 16,667 |  |  |  |  |
Common Stock [Member] | Sponsor [Member] |  |  |  |  |  |  |
Merger [Line Items] |  |  |  |  |  |  |
Shares of common shares |  |  |  |  | 20,020 |  |
Private Placement [Member] |  |  |  |  |  |  |
Merger [Line Items] |  |  |  |  |  |  |
Total consideration (in Dollars) |  |  |  |  | $ 11,225 |  |

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