XML 50 R41.htm IDEA: XBRL DOCUMENT v3.22.2

Financial result - Additional Information (Details) € / shares in Units, € in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022 EUR (€)	Jun. 30, 2021 EUR (€)	Jun. 30, 2022 EUR (€)	Jun. 30, 2021 EUR (€)	Jun. 30, 2022 $ / shares	Mar. 31, 2022 € / shares
Statements [Line Items]
Change in fair value of warrant liabilities | €	€ (2,786)	€ (2,722)	€ 13,743	€ (3,936)
Bottom of range [member]
Statements [Line Items]
Exercise Price of Warrants or Rights | € / shares						€ 1.58
Top of range [member]
Statements [Line Items]
Exercise Price of Warrants or Rights | $ / shares					$ 1.96

X

- Definition

Change in fair value of warrant liabilities.

+ References

No definition available.

+ Details

Name:	imtx_ChangeInFairValueOfWarrantLiabilities
Namespace Prefix:	imtx_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

Class of warrant or right exercise price of warrants or rights 1.

+ References

No definition available.

+ Details

Name:	imtx_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1
Namespace Prefix:	imtx_
Data Type:	dtr-types:perShareItemType
Balance Type:	na
Period Type:	instant

X

- References

No definition available.

+ Details

Name:	imtx_StatementsLineItems
Namespace Prefix:	imtx_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	ifrs-full_RangeAxis=ifrs-full_BottomOfRangeMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	ifrs-full_RangeAxis=ifrs-full_TopOfRangeMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: