Description of Business (Details) $ in Millions		1 Months Ended	12 Months Ended
	Feb. 05, 2021 USD ($)	Jul. 31, 2022 USD ($) shares	Dec. 31, 2023 Country program	Jan. 07, 2021 shares
Description of Business [Abstract]
Number of clinical stage program developed by organization | program			5
Number of countries KIMMTRAK is approved | Country			30
Net proceeds from issuance of IPO and concurrent private placement after underwriting discounts, commissions and offering expenses | $	$ 286.9
Number of shares issued and sold (in shares) | shares		3,733,333
Net proceeds from PIPE | $		$ 139.5
Convertible preferred shares (in shares) | shares				1