Summary of Significant Accounting Policies - Narrative (Details) £ in Millions				12 Months Ended		16 Months Ended
	Aug. 18, 2023 $ / shares shares	Aug. 16, 2023 $ / shares shares	Oct. 08, 2021	Dec. 31, 2024 GBP (£) shares	Dec. 31, 2023	Dec. 31, 2024 shares	Feb. 29, 2024
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Expected dividend yield (in percent)				0.00%	0.00%
Ordinary share conversion ratio	1		1
Measurement Input, Expected Dividend Rate
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Measurement input, warrants and rights				0		0
PIPE Warrants
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Sale of stock, shares issued in transaction (in shares)						3,752,050
Term of warrants and rights outstanding				3 years 6 months		3 years 6 months	3 years
Hercules Warrants
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Term of warrants and rights outstanding				10 years		10 years
Private Placement
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Sale of stock, shares issued in transaction (in shares)	16,076,750	16,076,750		3,752,050
Ordinary share conversion ratio		1
Purchase price (in dollars per share) | $ / shares	$ 9.93	$ 9.93
Private Placement | PIPE Warrants
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Term of warrants and rights outstanding							3 years
United Kingdom Research and Development Tax Credit Regime
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Annual offset amount (in GBP) | £				£ 5.0
Percentage of taxable profits (in percent)				50.00%