Statement Of Financial Position [Abstract]

Believe - Filing #5984071

Concept	As at 2024-12-31	As at 2024-12-31	As at 2024-12-31	As at 2024-12-31	As at 2024-12-31	As at 2024-12-31	As at 2024-12-31	As at 2024-12-31	As at 2023-12-31	As at 2023-12-31	As at 2023-12-31	As at 2023-12-31	As at 2023-12-31	As at 2023-12-31	As at 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	As at 2022-12-31	As at 2022-12-31	As at 2022-12-31
Statement of financial position [abstract]
Assets [abstract]
Goodwill	—	—	—	—	—	—	—	147 953 EUR	—	141 196 EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Intangible assets other than goodwill	—	—	—	—	—	—	—	146 465 EUR	—	135 572 EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Investments accounted for using equity method	—	—	—	—	—	—	—	71 908 EUR	—	48 815 EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Deferred tax assets	—	—	—	—	—	—	—	24 449 EUR	—	20 107 EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Cash and cash equivalents	—	—	—	—	—	—	—	139 790 EUR	—	214 221 EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Assets	—	—	—	—	—	—	—	1 171 902 EUR	—	1 107 043 EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Equity and liabilities [abstract]
Equity [abstract]
Issued capital	—	—	—	—	—	—	—	503,000 EUR	—	485,000 EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Share premium	—	—	—	—	—	—	—	480 650 EUR	—	470 334 EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Treasury shares	—	—	—	—	—	—	—	- EUR	—	1 113 EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Equity attributable to owners of parent	—	—	—	—	—	—	—	359 306 EUR	—	370 766 EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Non-controlling interests	—	—	—	—	—	—	—	1 213 EUR	—	8 442 EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Equity	90 494 EUR	480 650 EUR	503,000 EUR	1 213 EUR	31 353 EUR	- EUR	359 306 EUR	360 518 EUR	77 022 EUR	379 208 EUR	8 442 EUR	470 334 EUR	485,000 EUR	21 919 EUR	1 113 EUR	370 766 EUR	384 862 EUR	78 787 EUR	8 951 EUR	468 715 EUR	1 358 EUR	484,000 EUR	13 143 EUR	375 911 EUR
Liabilities [abstract]
Deferred tax liabilities	—	—	—	—	—	—	—	19 822 EUR	—	20 708 EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Equity and liabilities	—	—	—	—	—	—	—	1 171 902 EUR	—	1 107 043 EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—