Debt - Interest Expense (Details) - Term loan - K2 HealthVentures LLC - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Components of interest expense
Interest paid or accrued	$ 803	$ 887
Non-cash amortization of debt discount (including warrants)	0	38
Non-cash accrued back-end fee	119	123
Interest expense	$ 922	$ 1,048