Statement Of Changes In Equity [Abstract]

Belysse Group NV - Filing #3122453

Concept	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 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	2023-01-01 to 2023-12-31	As at 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 2023-12-31	As at 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	As at 2022-12-31	As at 2022-12-31	2022-01-01 to 2022-12-31	2022-01-01 to 2022-12-31	As at 2022-12-31	As at 2022-12-31	2022-01-01 to 2022-12-31	As at 2022-12-31	As at 2022-12-31	As at 2022-12-31	2022-01-01 to 2022-12-31	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
Statement of changes in equity [abstract]
Statement of changes in equity [line items]
Equity	—	77,720 EUR	—	202,298 EUR	39,876 EUR	—	—	77,720 EUR	—	—	1,283 EUR	—	65,660 EUR	—	252,950 EUR	- EUR	93,392 EUR	—	—	—	—	39,876 EUR	5,866 EUR	—	—	- EUR	93,392 EUR	—	65,660 EUR	191,208 EUR	252,950 EUR	—	15,140 EUR	39,876 EUR	95,991 EUR	162,767 EUR	4,836 EUR	258,759 EUR	65,660 EUR	252,950 EUR
Changes in equity [abstract]
Comprehensive income [abstract]
Profit (loss)	11,095 EUR	—	- EUR	—	—	11,095 EUR	- EUR	—	11,095 EUR	- EUR	—	- EUR	—	- EUR	—	—	—	- EUR	- EUR	67,746 EUR	13,287 EUR	—	—	- EUR	54,459 EUR	—	—	13,287 EUR	—	—	—	- EUR	—	—	—	—	—	—	—	—
Other comprehensive income	4,583 EUR	—	- EUR	—	—	- EUR	- EUR	—	4,583 EUR	- EUR	—	4,583 EUR	—	- EUR	—	—	—	- EUR	- EUR	65,158 EUR	- EUR	—	—	10,702 EUR	54,456 EUR	—	—	10,702 EUR	—	—	—	- EUR	—	—	—	—	—	—	—	—
Comprehensive income	15,678 EUR	—	- EUR	—	—	11,095 EUR	- EUR	—	15,678 EUR	- EUR	—	4,583 EUR	—	- EUR	—	—	—	- EUR	- EUR	2,587 EUR	13,287 EUR	—	—	10,702 EUR	3,000 EUR	—	—	2,585 EUR	—	—	—	- EUR	—	—	—	—	—	—	—	—
Increase (decrease) through changes in ownership interests in subsidiaries that do not result in loss of control, equity	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	- EUR	162,770 EUR	—	—	—	162,770 EUR	—	—	162,770 EUR	—	—	—	—	—	—	—	—	—	—	—	—
Increase (decrease) through share-based payment transactions, equity	6,000 EUR	—	- EUR	—	—	6,000 EUR	- EUR	—	6,000 EUR	- EUR	—	- EUR	—	- EUR	—	—	—	- EUR	- EUR	12,000 EUR	12,000 EUR	—	—	- EUR	- EUR	—	—	12,000 EUR	—	—	—	- EUR	—	—	—	—	—	—	—	—