Statement Of Financial Position [Abstract]

Alten - Filing #879704

Concept	As at 2021-12-31	As at 2021-12-31	As at 2021-12-31	As at 2021-12-31	As at 2021-12-31	As at 2021-12-31	As at 2021-12-31	As at 2021-12-31	As at 2021-12-31	As at 2021-12-31	As at 2021-12-31	As at 2021-12-31	As at 2020-12-31	As at 2020-12-31	As at 2020-12-31	As at 2020-12-31	As at 2020-12-31	As at 2020-12-31	As at 2020-12-31	As at 2020-12-31	As at 2020-12-31	As at 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	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
Statement of financial position [abstract]
Assets [abstract]
Property, plant and equipment	—	—	—	—	37 813 EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	29 770 EUR	—	—	—	—	—	—	—	—	—	—	—	—
Goodwill	—	—	—	—	888 723 EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	701 567 EUR	—	—	—	—	—	—	—	—	—	—	—	—
Intangible assets other than goodwill	—	—	—	—	7 594 EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	7 940 EUR	—	—	—	—	—	—	—	—	—	—	—	—
Deferred tax assets	—	—	—	—	14 877 EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	11 648 EUR	—	—	—	—	—	—	—	—	—	—	—	—
Cash and cash equivalents	—	—	—	—	312 311 EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	283 424 EUR	—	—	—	202 550 EUR	—	—	—	—	—	—	—	—
Assets	—	—	—	—	2 629 533 EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	2 152 611 EUR	—	—	—	—	—	—	—	—	—	—	—	—
Equity and liabilities [abstract]
Equity [abstract]
Issued capital	—	—	—	—	36 098 EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	35 953 EUR	—	—	—	—	—	—	—	—	—	—	—	—
Share premium	—	—	—	—	60 250 EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	60 250 EUR	—	—	—	—	—	—	—	—	—	—	—	—
Equity attributable to owners of parent	—	—	—	—	1 421 427 EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	1 213 604 EUR	—	—	—	—	—	—	—	—	—	—	—	—
Non-controlling interests	—	—	—	—	371,000 EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	484,000 EUR	—	—	—	—	—	—	—	—	—	—	—	—
Equity	8 728 EUR	53,000 EUR	427,000 EUR	1 120 271 EUR	1 421 056 EUR	207 837 EUR	3,000 EUR	1 421 427 EUR	60 250 EUR	371,000 EUR	5 700 EUR	36 099 EUR	484,000 EUR	1 213 604 EUR	35 953 EUR	1 043 949 EUR	224,000 EUR	267,000 EUR	98 011 EUR	9 070 EUR	15 489 EUR	7,000 EUR	60 250 EUR	1 213 120 EUR	1 113 752 EUR	425,000 EUR	948,000 EUR	—	60 250 EUR	861 179 EUR	656,000 EUR	237,000 EUR	5,000 EUR	8 713 EUR	164 225 EUR	35 864 EUR
Liabilities [abstract]
Deferred tax liabilities	—	—	—	—	2 860 EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	991,000 EUR	—	—	—	—	—	—	—	—	—	—	—	—
Equity and liabilities	—	—	—	—	2 629 533 EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	2 152 611 EUR	—	—	—	—	—	—	—	—	—	—	—	—