Analysis Of Income And Expense [Abstract]

Alumexx N.V. - Filing #6036955

Concept	2024-01-01 to 2024-12-31	2024-01-01 to 2024-12-31	2024-01-01 to 2024-12-31	2024-01-01 to 2024-12-31	2024-01-01 to 2024-12-31	2023-01-01 to 2023-12-31	2023-01-01 to 2023-12-31	2023-01-01 to 2023-12-31	2023-01-01 to 2023-12-31	2023-01-01 to 2023-12-31
Analysis of income and expense [abstract]
Revenue [abstract]
Revenue	—	39,149 EUR	—	—	—	—	—	34,677 EUR	—	—
Material income and expense [abstract]
Finance income (cost)	—	1,666 EUR	—	—	—	—	—	1,693 EUR	—	—
Operating expense	—	3,163 EUR	—	—	—	—	—	1,923 EUR	—	—
Expenses by nature [abstract]
Classes of employee benefits expense [abstract]
Employee benefits expense	—	6,332 EUR	—	—	—	—	—	4,366 EUR	—	—
Depreciation, amortisation and impairment loss (reversal of impairment loss) recognised in profit or loss [abstract]
Depreciation and amortisation expense [abstract]
Depreciation expense	—	2,105 EUR	—	—	—	—	—	1,592 EUR	—	—
Amortisation expense	—	1,088 EUR	—	—	—	—	—	855,000 EUR	—	—
Other expenses, by nature	—	5,464 EUR	—	—	—	—	—	4,481 EUR	—	—
Disclosure of attribution of expenses by nature to their function [text block]	—	—	—	—	—	—	—	—	—	—
Disclosure of attribution of expenses by nature to their function [abstract]
Disclosure of attribution of expenses by nature to their function [line items]
Comprehensive income, continuing and discontinued operations [abstract]
Comprehensive income	- EUR	623,000 EUR	- EUR	642,000 EUR	19,000 EUR	- EUR	216,000 EUR	113,000 EUR	103,000 EUR	- EUR
Comprehensive income attributable to owners of parent, continuing and discontinued operations [abstract]
Comprehensive income, attributable to owners of parent	—	623,000 EUR	—	—	—	—	—	113,000 EUR	—	—
Comprehensive income attributable to non-controlling interests, continuing and discontinued operations [abstract]
Comprehensive income, attributable to non-controlling interests	—	- EUR	—	—	—	—	—	- EUR	—	—