Statement Of Changes In Equity [Abstract]

GenSight Biologics S.A. - Filing #5982864

Concept	2024-01-01 to 2024-12-31	As at 2024-12-31	2024-01-01 to 2024-12-31	2024-01-01 to 2024-12-31	2024-01-01 to 2024-12-31	As at 2024-12-31	As at 2024-12-31	2024-01-01 to 2024-12-31	As at 2024-12-31	As at 2024-12-31	2023-01-01 to 2023-12-31	2023-01-01 to 2023-12-31	As at 2023-12-31	As at 2023-12-31	As at 2023-12-31	2023-01-01 to 2023-12-31	2023-01-01 to 2023-12-31	As at 2023-12-31	2023-01-01 to 2023-12-31	As at 2023-12-31	As at 2022-12-31	As at 2022-12-31	As at 2022-12-31	As at 2022-12-31	As at 2022-12-31
Statement of changes in equity [abstract]
Statement of changes in equity [line items]
Equity	—	222 644 EUR	—	—	—	206 606 EUR	3 119 EUR	—	26 920 EUR	14 001 EUR	—	—	30,702,000 EUR	197,051,000 EUR	26,220,000 EUR	—	—	190,937,000 EUR	—	1,633,000 EUR	15,279,000 EUR	170,024,000 EUR	27,625,000 EUR	181,211,000 EUR	1,158,000 EUR
Changes in equity [abstract]
Comprehensive income [abstract]
Profit (loss)	14 001 EUR	—	—	—	—	—	—	14 001 EUR	—	—	26,220,000 EUR	26,220,000 EUR	—	—	—	—	—	—	—	—	—	—	—	—	—
Comprehensive income	14 001 EUR	—	171,000 EUR	—	—	—	—	14 172 EUR	—	—	26,111,000 EUR	26,220,000 EUR	—	—	—	109,000 EUR	—	—	—	—	—	—	—	—	—
Issue of equity	—	—	—	1 245 EUR	14 569 EUR	—	—	15 813 EUR	—	—	10,842,000 EUR	—	—	—	—	—	10,368,000 EUR	—	474,000 EUR	—	—	—	—	—	—
Increase (decrease) through other changes, equity	—	—	41,000 EUR	—	—	—	—	41,000 EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Increase (decrease) through share-based payment transactions, equity	—	—	784,000 EUR	—	—	—	—	784,000 EUR	—	—	587,000 EUR	—	—	—	—	587,000 EUR	—	—	—	—	—	—	—	—	—