Subsequent Events (Details) $ / shares in Units, $ in Millions		1 Months Ended
	Feb. 10, 2025 USD ($) Program $ / shares shares	Feb. 28, 2025 USD ($)	Apr. 30, 2024 USD ($) $ / shares shares
Private Placement
Subsequent Events
Common stock issued and sold (in shares) | shares			1,953,125
Purchase price (in dollars per share) | $ / shares			$ 0.64
Gross proceeds from private placement			$ 11.3
Subsequent events | AbbVie Group Holdings | Private Placement
Subsequent Events
Common stock issued and sold (in shares) | shares	4,347,826
Purchase price (in dollars per share) | $ / shares	$ 2.3
Gross proceeds from private placement	$ 10.0
Subsequent events | Collaboration, License and Option Agreement | AbbVie Group Holdings
Subsequent Events
Number of programs | Program	4
Number of additional programs | Program	2
Upfront payment, cash		$ 42.0
Maximum additional contingent payments receivable	$ 2,100.0