Profit Or Loss [Abstract]

New Amsterdam Invest N.V. - Filing #5872728

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	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	2023-01-01 to 2023-12-31	2023-01-01 to 2023-12-31
Profit or loss [abstract]
Profit (loss) [abstract]
Employee benefits expense	—	—	826,000 EUR	—	—	—	—	—	—	665,000 EUR	—	—	—	—	—
Other expenses, by nature	—	—	276,000 EUR	—	—	—	—	—	—	852,000 EUR	—	—	—	—	—
Profit (loss) from operating activities	—	—	9,411,000 EUR	—	—	—	—	—	—	4,823,000 EUR	—	—	—	—	—
Profit (loss) before tax	—	—	6,778,000 EUR	—	—	—	—	—	—	5,401,000 EUR	—	—	—	—	—
Tax expense (income)	—	—	1,622,000 EUR	—	—	—	—	—	—	605,000 EUR	—	—	—	—	—
Profit (loss)	2,509,000 EUR	- EUR	5,156,000 EUR	- EUR	- EUR	2,647,000 EUR	- EUR	2,647,000 EUR	- EUR	4,796,000 EUR	- EUR	111,000 EUR	4,907,000 EUR	- EUR	4,907,000 EUR
Profit (loss), attributable to [abstract]
Profit (loss), attributable to owners of parent	—	—	2,647,000 EUR	—	—	—	—	—	—	4,907,000 EUR	—	—	—	—	—
Profit (loss), attributable to non-controlling interests	—	—	2,509,000 EUR	—	—	—	—	—	—	111,000 EUR	—	—	—	—	—
Earnings per share [text block]	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Earnings per share [abstract]
Earnings per share [line items]
Basic earnings per share [abstract]
Basic earnings (loss) per share	—	—	0.51	—	—	—	—	—	—	0.97	—	—	—	—	—
Diluted earnings per share [abstract]
Diluted earnings (loss) per share	—	—	0.51	—	—	—	—	—	—	0.97	—	—	—	—	—