Adaptimmune Quarterly report pursuant to Section 13 or 15(d)

Quarterly report pursuant to Section 13 or 15(d)

Marketable securities - Available-for-sale debt securities (Details)

Marketable securities - Available-for-sale debt securities (Details) - Corporate debt securities $ in Thousands	6 Months Ended
	Jun. 30, 2024 USD ($)
Marketable securities
Amortized cost	$ 2,979
Aggregate estimated fair value	2,979
Corporate Debt Securities Maturity Period Three Months To One Year
Marketable securities
Amortized cost	2,979
Aggregate estimated fair value	$ 2,979
Minimum \| Corporate Debt Securities Maturity Period Three Months To One Year
Marketable securities
Available For Sale Securities Debt Maturity Period	3 months
Maximum \| Corporate Debt Securities Maturity Period Three Months To One Year
Marketable securities
Available For Sale Securities Debt Maturity Period	1 year

- Definition

Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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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.

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