Licensing Agreements (Details) - Related Party - USD ($) $ in Millions			3 Months Ended		9 Months Ended
	Dec. 14, 2023	Jul. 12, 2023	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Paragon Agreement
Related Party Transaction [Line Items]
Campaign timeline, minimum term					5 years
Royalty step-down percentage			33.00%		33.00%
Royalty term expiration period					12 years
Termination notice period					60 days
Sublicensing fee			$ 0.3		$ 0.4
Milestone expense recognized			0.0	$ 0.0	5.5	$ 0.0
Milestone payments			2.5		5.5
Milestone payments, outstanding and payable			$ 0.0		0.0
SPY001 License Agreement
Related Party Transaction [Line Items]
Nomination fee		$ 1.5
First milestone payment		2.5
SPY001 License Agreement | Maximum
Related Party Transaction [Line Items]
Contingent obligation based on milestones		$ 22.0
SPY002 License Agreement
Related Party Transaction [Line Items]
Nomination fee	$ 1.5
First milestone payment	2.5
SPY002 License Agreement | Maximum
Related Party Transaction [Line Items]
Contingent obligation based on milestones	$ 22.0
Sublicensing fee					$ 20.0