v3.25.4
Commitments and contingencies - Additional Information (Detail) - EUR (€)
€ in Millions
Dec. 31, 2025
Dec. 31, 2024
Collaboration Agreements [Member]
Statements [Line Items]
Unrecorded contingent liability
€ 0.8
€ 0.8
X
- Definition
Statements Line Items
+ References
No definition available.
+ Details
Name:
imtx_StatementsLineItems
Namespace Prefix:
imtx_
Data Type:
xbrli:stringItemType
Balance Type:
na
Period Type:
duration
X
- Definition
Unrecorded contingent liability.
+ References
No definition available.
+ Details
Name:
imtx_UnrecordedContingentLiability
Namespace Prefix:
imtx_
Data Type:
xbrli:monetaryItemType
Balance Type:
credit
Period Type:
instant
X
- Details
Name:
imtx_AgreementAxis=imtx_CollaborationAgreementsMember
Namespace Prefix:
Data Type:
na
Balance Type:
Period Type: