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Income Tax (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Income Tax [Line Items]
Corporate income tax rate	25.00%	25.00%	25.00%
Unrecognized tax benefits	12 months
United States [Member]
Income Tax [Line Items]
Corporate income tax rate	21.00%
Tax losses	$ 78,743	$ 60,568
Percentage of taxable income annual limitation to offset against future taxable profits	80.00%
New Jersey [Member]
Income Tax [Line Items]
Corporate income tax rate	9.00%
Adlai Hangzhou in Mainland China [Member]
Income Tax [Line Items]
Corporate income tax rate	25.00%
Tax losses	$ 133,937	$ 108,956
Adlai Hangzhou in Mainland China [Member] | Bottom of Range [Member]
Income Tax [Line Items]
Expiries extending term	5 years
Unused tax losses expiry term	5 years
Adlai Hangzhou in Mainland China [Member] | Top of Range [Member]
Income Tax [Line Items]
Expiries extending term	10 years
Unused tax losses expiry term	10 years

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The extension of unused tax losses expiry term.

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- Definition

The percentage of taxable income annual limitation to offset against future taxable profits.

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Unrecognized tax benefits term.

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- Definition

The unused tax losses expiry term.

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- Definition

The applicable income tax rate.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 12
-IssueDate 2024-01-01
-Paragraph 81
-Subparagraph c
-Clause ii
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-URIDate 2024-03-27

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- Definition

The amount that represents the difference between the tax expense (income) and the product of the accounting profit multiplied by the applicable tax rate(s) that relates to tax losses. [Refer: Accounting profit]

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