Subsequent Events - Additional Information (Details) $ / shares in Units, $ in Millions			12 Months Ended
	Jan. 28, 2025 $ / shares	Jan. 17, 2025	Dec. 31, 2024 $ / shares	Mar. 31, 2024 USD ($)	Dec. 31, 2023 $ / shares
Subsequent Event [Line Items]
Reverse stock split description			On January 17, 2025, MiNK executed a reverse stock split of its issued and outstanding common stock, par value $0.00001, at a ratio of 1-for-10 with a record date of January 28, 2025 (the “Reverse Stock Split”).
Common stock, par value			$ 0.00001		$ 0.00001
Convertible Promissory Note | Agenus | Purchase Agreement
Subsequent Event [Line Items]
Convertible debt outstanding amount | $				$ 5.0
Subsequent Events
Subsequent Event [Line Items]
Reverse stock split description		reverse stock split of its issued and outstanding common stock at a ratio of 1-for-10 (the “Reverse Stock Split”)
Reverse stock split ratio	0.1	0.1
Common stock, par value	$ 0.00001