Disclosure Of First-Time Adoption [Text Block]

AtoS SE - Filing #2816871

Concept	2021-01-01 to 2021-12-31	As at 2021-12-31	As at 2021-12-31	2021-01-01 to 2021-12-31	As at 2021-12-31	2021-01-01 to 2021-12-31	As at 2021-12-31	As at 2021-12-31	As at 2021-12-31	As at 2021-12-31	2021-01-01 to 2021-12-31	2021-01-01 to 2021-12-31	2020-01-01 to 2020-12-31	As at 2020-12-31	As at 2020-12-31	As at 2020-12-31	As at 2020-12-31	2020-01-01 to 2020-12-31	2020-01-01 to 2020-12-31	As at 2020-12-31	2020-01-01 to 2020-12-31	2020-01-01 to 2020-12-31	As at 2020-12-31	As at 2020-12-31	As at 2019-12-31	As at 2019-12-31	As at 2019-12-31	As at 2019-12-31	As at 2019-12-31	As at 2019-12-31	As at 2019-12-31
Disclosure of first-time adoption [text block]	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Disclosure of comparative information prepared under previous GAAP [text block]	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Disclosure of comparative information prepared under previous GAAP [abstract]
Disclosure of comparative information prepared under previous GAAP [line items]
Equity	—	5 790 EUR	1 498 EUR	—	4 444 EUR	—	4 437 EUR	6,000,000 EUR	2 962 EUR	111,000,000 EUR	—	—	—	10,000,000 EUR	1 476 EUR	6 861 EUR	110,000,000 EUR	—	—	6 871 EUR	—	—	550,000,000 EUR	4 724 EUR	7 075 EUR	12,000,000 EUR	1 441 EUR	7 087 EUR	2 126 EUR	3 399 EUR	109,000,000 EUR
Comprehensive income	3,000,000 EUR	—	—	2 326 EUR	—	2 323 EUR	—	—	—	—	636,000,000 EUR	2 962 EUR	262,000,000 EUR	—	—	—	—	815,000,000 EUR	550,000,000 EUR	—	3,000,000 EUR	265,000,000 EUR	—	—	—	—	—	—	—	—	—
Profit (loss)	3,000,000 EUR	—	—	2 962 EUR	—	2 959 EUR	—	—	—	—	- EUR	2 962 EUR	553,000,000 EUR	—	—	—	—	- EUR	550,000,000 EUR	—	3,000,000 EUR	550,000,000 EUR	—	—	—	—	—	—	—	—	—