Licensing Agreements (Details) - Related Party - USD ($) $ in Millions			12 Months Ended
	Oct. 11, 2024	May 14, 2024	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Paragon Agreement
Related Party Transaction [Line Items]
Campaign timeline, minimum term			5 years
Royalty step-down percentage			33.00%
Royalty term expiration period			12 years
Termination notice period			60 days
Sublicensing fee			$ 0.7
Milestone expense recognized			9.5	$ 0.0	$ 0.0
Milestone payments			9.5	0.0	0.0
Milestone payments, outstanding and payable			0.0
Sublicensing fee payments			0.2	$ 0.0	$ 0.0
SPY001 License Agreement | Maximum
Related Party Transaction [Line Items]
Contingent obligation based on milestones		$ 22.0
SPY002 License Agreement
Related Party Transaction [Line Items]
Milestone payments		3.0
SPY002 License Agreement | Maximum
Related Party Transaction [Line Items]
Contingent obligation based on milestones		$ 22.0
Sublicensing fee			20.0
SPY003 License Agreement
Related Party Transaction [Line Items]
Milestone payments	$ 3.0
SPY003 License Agreement | Maximum
Related Party Transaction [Line Items]
Contingent obligation based on milestones	$ 22.0
Paragon Agreement, License Milestone Payments
Related Party Transaction [Line Items]
Sublicensing fees, outstanding and payable			$ 0.5