Statement Of Changes In Equity [Abstract]

Avantium N.V. - Filing #2154268

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	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	As at 2023-12-31	2023-01-01 to 2023-12-31	As at 2023-12-31	2022-01-01 to 2022-12-31	2022-01-01 to 2022-12-31	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	2022-01-01 to 2022-12-31	2022-01-01 to 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	As at 2022-12-31	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	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 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	—	53,863,000 EUR	—	236,078,000 EUR	—	6,924,000 EUR	—	—	7,690,000 EUR	271,006,000 EUR	—	4,321,000 EUR	—	—	93,021,000 EUR	—	—	—	—	—	—	12,785,000 EUR	—	—	10,437,000 EUR	270,829,000 EUR	205,291,000 EUR	4,261,000 EUR	—	—	—	—	—	—	—	—	195,291,000 EUR	11,936,000 EUR	50,025,000 EUR	— EUR	230,252,000 EUR	3,129,000 EUR
Changes in equity [abstract]
Comprehensive income [abstract]
Profit (loss)	34,150,000 EUR	—	— EUR	—	2,748,000 EUR	—	31,402,000 EUR	— EUR	—	—	— EUR	—	1,851,000 EUR	1,456,000 EUR	—	—	—	29,702,000 EUR	—	—	— EUR	—	31,554,000 EUR	29,583,000 EUR	—	—	—	—	— EUR	— EUR	—	— EUR	1,970,000 EUR	— EUR	— EUR	395,000 EUR	—	—	—	—	—	—
Other comprehensive income	— EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	— EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Comprehensive income	34,150,000 EUR	—	— EUR	—	2,748,000 EUR	—	31,402,000 EUR	— EUR	—	—	— EUR	—	—	—	—	— EUR	— EUR	29,702,000 EUR	28,127,000 EUR	1,575,000 EUR	—	—	—	—	—	—	—	—	—	—	— EUR	—	—	—	—	—	—	—	—	—	—	—
Issue of equity	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	1,125,000 EUR	— EUR	41,552,000 EUR	— EUR	— EUR	—	—	—	—	—	—	—	—	—	—	40,427,000 EUR	—	—	—	—	—	—	—	—	—	—	—
Increase (decrease) through share-based payment transactions, equity	237,000 EUR	—	— EUR	—	— EUR	—	— EUR	176,000 EUR	—	—	60,000 EUR	—	—	—	—	7,000 EUR	— EUR	158,000 EUR	— EUR	— EUR	—	—	—	—	—	—	—	—	—	—	151,000 EUR	—	—	—	—	—	—	—	—	—	—	—