Disclosure Of Analysis Of Other Comprehensive Income By Item [Text Block]

GenSight Biologics S.A. - Filing #2810901

Concept	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	2022-01-01 to 2022-12-31	2022-01-01 to 2022-12-31	2022-01-01 to 2022-12-31	2022-01-01 to 2022-12-31	2022-01-01 to 2022-12-31
Disclosure of analysis of other comprehensive income by item [text block]	—	—	—	—	—	—	—	—	—	—
Disclosure of analysis of other comprehensive income by item [abstract]
Disclosure of analysis of other comprehensive income by item [line items]
Other comprehensive income, net of tax, exchange differences on translation of foreign operations	— EUR	103,000 EUR	— EUR	— EUR	103,000 EUR	— EUR	— EUR	174,000 EUR	174,000 EUR	— EUR
Other comprehensive income, net of tax, gains (losses) on remeasurements of defined benefit plans	— EUR	6,000 EUR	— EUR	— EUR	6,000 EUR	— EUR	— EUR	50,000 EUR	50,000 EUR	— EUR