Disclosure Of First-Time Adoption [Text Block]

Koninklijke Heijmans N.V. - Filing #3069274

Concept	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	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 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	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	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	As at 2021-12-31
Disclosure of first-time adoption [text block]	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Disclosure of comparative information prepared under previous GAAP [text block]	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Disclosure of comparative information prepared under previous GAAP [abstract]
Disclosure of comparative information prepared under previous GAAP [line items]
Equity	63,972 EUR	—	—	383,657 EUR	79,376 EUR	—	59,733 EUR	—	—	300,215 EUR	—	8,048 EUR	—	257,000 EUR	317,019 EUR	—	—	43,583 EUR	60,259 EUR	59,580 EUR	—	266,739 EUR	310,000 EUR	7,066 EUR	—	—	—	—	267,585 EUR	13,314 EUR	50,299 EUR	60,214 EUR	257,018 EUR	340,000 EUR	6,828 EUR
Comprehensive income	—	56,020 EUR	59,733 EUR	—	—	3,713 EUR	—	- EUR	- EUR	—	- EUR	—	- EUR	—	—	59,535 EUR	- EUR	—	—	—	- EUR	—	—	—	59,580 EUR	45,000 EUR	- EUR	- EUR	—	—	—	—	—	—	—
Profit (loss)	—	59,733 EUR	59,733 EUR	—	—	- EUR	—	- EUR	- EUR	—	- EUR	—	- EUR	—	—	59,580 EUR	- EUR	—	—	—	- EUR	—	—	—	59,580 EUR	- EUR	- EUR	- EUR	—	—	—	—	—	—	—