v3.25.3

Debt - Schedule of Debt (Details) - USD ($) $ in Thousands	Sep. 30, 2025	Dec. 31, 2024
Debt Instrument [Line Items]
End of term charge	$ 5,500	$ 5,500
Unamortized debt issuance costs and unamortized end of term charge	(5,684)	(6,560)
Loan and Security Agreement (carried at amortized cost)	109,816	108,940
Significant other observable inputs (Level 2) \| Fair Value, Recurring
Debt Instrument [Line Items]
The fair value of LSA, classified as Level 2 under ASC Topic 820, Fair Value Measurement	109,038	109,450
Secured Debt \| Line of Credit
Debt Instrument [Line Items]
Principal amount	$ 110,000	$ 110,000

Long-Term Debt, Gross, End Of Term Charge

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Centessa Pharmaceuticals plc 10-Q