Statement Of Comprehensive Income [Abstract]

Transgene - Filing #6250839

Concept	2024-01-01 to 2024-12-31	2024-01-01 to 2024-12-31	2024-01-01 to 2024-12-31	2024-01-01 to 2024-12-31	2024-01-01 to 2024-12-31	2024-01-01 to 2024-12-31	2024-01-01 to 2024-12-31	2023-01-01 to 2023-12-31	2023-01-01 to 2023-12-31	2023-01-01 to 2023-12-31	2023-01-01 to 2023-12-31	2023-01-01 to 2023-12-31	2023-01-01 to 2023-12-31	2023-01-01 to 2023-12-31
Statement of comprehensive income [abstract]
Profit (loss)	- EUR	33 971 EUR	- EUR	33 971 EUR	- EUR	- EUR	- EUR	- EUR	22 328 EUR	- EUR	22 328 EUR	- EUR	- EUR	- EUR
Other comprehensive income [abstract]
Components of other comprehensive income that will not be reclassified to profit or loss, net of tax [abstract]
Other comprehensive income, net of tax, gains (losses) on remeasurements of defined benefit plans	- EUR	193,000 EUR	- EUR	- EUR	- EUR	- EUR	193,000 EUR	- EUR	188,000 EUR	- EUR	- EUR	- EUR	- EUR	188,000 EUR
Other comprehensive income that will not be reclassified to profit or loss, net of tax	—	193,000 EUR	—	—	—	—	—	—	188,000 EUR	—	—	—	—	—
Components of other comprehensive income that will be reclassified to profit or loss, net of tax [abstract]
Exchange differences on translation [abstract]
Other comprehensive income, net of tax, exchange differences on translation of foreign operations	- EUR	3,000 EUR	- EUR	- EUR	- EUR	- EUR	3,000 EUR	- EUR	7,000 EUR	- EUR	- EUR	- EUR	- EUR	7,000 EUR
Cash flow hedges [abstract]
Other comprehensive income, net of tax, cash flow hedges	- EUR	- EUR	- EUR	- EUR	- EUR	- EUR	- EUR	- EUR	3,000 EUR	- EUR	- EUR	- EUR	- EUR	3,000 EUR
Other comprehensive income that will be reclassified to profit or loss, net of tax	—	3,000 EUR	—	—	—	—	—	—	4,000 EUR	—	—	—	—	—
Other comprehensive income	—	196,000 EUR	—	—	—	—	—	—	192,000 EUR	—	—	—	—	—
Comprehensive income	- EUR	33 775 EUR	- EUR	33 971 EUR	- EUR	- EUR	196,000 EUR	- EUR	22 520 EUR	- EUR	22 328 EUR	- EUR	- EUR	192,000 EUR
Comprehensive income attributable to [abstract]
Comprehensive income, attributable to owners of parent	—	33 775 EUR	—	—	—	—	—	—	22 520 EUR	—	—	—	—	—
Comprehensive income, attributable to non-controlling interests	—	- EUR	—	—	—	—	—	—	- EUR	—	—	—	—	—