Paragon Agreement - Additional Information (Details) - USD ($)				3 Months Ended		6 Months Ended
	Jul. 12, 2023	Jun. 30, 2023	Jun. 22, 2023	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022	Dec. 31, 2023
Parapyre Option Obligation | Forecast
Related Party Transaction [Line Items]
Percentage of annual equity grant of options								1.00%
Paragon Agreement
Related Party Transaction [Line Items]
Reimbursable costs		$ 1,200,000
Reimbursable research costs			$ 16,300,000
Payments to Paragon				$ 0	$ 0	$ 0	$ 0
Related party expenses incurred prior to asset acquisition			19,300,000
Research initiation fees			3,000,000.0
Related party expenses unpaid prior to asset acquisition			19,300,000
Paragon
Related Party Transaction [Line Items]
Nonrefundable research initiation fee for one program paid in cash			800,000
Paragon | Paragon Agreement
Related Party Transaction [Line Items]
Reimbursable research costs			16,300,000
Research initiation fees			$ 3,000,000.0
Paragon | SPY001 License Agreement | Subsequent Events
Related Party Transaction [Line Items]
Nomination fee	$ 1,500,000
First milestone payment	2,500,000
Paragon | SPY001 License Agreement | Subsequent Events | Maximum
Related Party Transaction [Line Items]
Contingent obligation based on milestones	$ 22,000,000.0