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Basis of Presentation and Summary of Significant Accounting Policies - Narrative (Details) $ in Millions	3 Months Ended	12 Months Ended
	Dec. 31, 2024 USD ($)	Dec. 31, 2025 USD ($) lease
Property, Plant and Equipment [Line Items]
Number of operating leases | lease		1
Number of finance leases | lease		0
External research and development expense		$ 36.1
Loss contingency liability	$ 0.0	0.0
Accrued interest or penalties related to uncertain tax positions	0.0	0.0
Uncertain tax positions	$ 0.0	$ 0.0
Stock options
Property, Plant and Equipment [Line Items]
Dividend yield	0.00%	0.00%

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