Statement Of Changes In Equity [Abstract]

Koninklijke Heijmans N.V. - Filing #3069256

Concept	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	2021-12-31 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	2021-01-01 to 2021-12-31	2021-01-01 to 2021-12-31	2021-01-01 to 2021-12-31	As at 2021-12-31	2021-01-01 to 2021-12-31	2021-01-01 to 2021-12-31	As at 2021-12-31	As at 2021-12-31	2021-01-01 to 2021-12-31	As at 2021-12-31	As at 2021-12-31	2021-01-01 to 2021-12-31	As at 2020-12-31	As at 2020-12-31	As at 2020-12-31	As at 2020-12-31	As at 2020-12-31	As at 2020-12-31	As at 2020-12-31
Statement of changes in equity [abstract]
Statement of changes in equity [line items]
Equity	317,019 EUR	—	—	43,583 EUR	60,259 EUR	59,580 EUR	—	—	266,739 EUR	310,000 EUR	7,066 EUR	—	—	—	—	50,299 EUR	267,585 EUR	—	—	—	13,314 EUR	—	—	60,214 EUR	257,018 EUR	—	340,000 EUR	6,828 EUR	—	6,580 EUR	55,635 EUR	40,148 EUR	10,801 EUR	245,773 EUR	344,000 EUR	226,409 EUR
Changes in equity [abstract]
Comprehensive income [abstract]
Profit (loss)	—	- EUR	59,580 EUR	—	—	—	- EUR	—	—	—	—	59,580 EUR	- EUR	- EUR	- EUR	—	—	50,299 EUR	- EUR	- EUR	—	- EUR	- EUR	—	—	- EUR	—	—	50,299 EUR	—	—	—	—	—	—	—
Other comprehensive income	—	- EUR	45,000 EUR	—	—	—	- EUR	—	—	—	—	- EUR	45,000 EUR	- EUR	- EUR	—	—	- EUR	- EUR	- EUR	—	- EUR	4,579 EUR	—	—	- EUR	—	—	4,579 EUR	—	—	—	—	—	—	—
Comprehensive income	—	- EUR	59,535 EUR	—	—	—	- EUR	—	—	—	—	59,580 EUR	45,000 EUR	- EUR	- EUR	—	—	50,299 EUR	- EUR	- EUR	—	- EUR	4,579 EUR	—	—	- EUR	—	—	45,720 EUR	—	—	—	—	—	—	—
Issue of equity	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	- EUR	3,027 EUR	- EUR	—	- EUR	- EUR	—	—	67,000 EUR	—	—	3,094 EUR	—	—	—	—	—	—	—
Dividends recognised as distributions to owners	—	238,000 EUR	10,071 EUR	—	—	—	20,030 EUR	0 EUR	—	—	—	—	- EUR	- EUR	9,721 EUR	—	—	16,033 EUR	8,218 EUR	- EUR	—	- EUR	- EUR	—	—	181,000 EUR	—	—	7,634 EUR	—	—	—	—	—	—	—
Increase (decrease) through share-based payment transactions, equity	—	- EUR	30,000 EUR	—	—	—	- EUR	—	—	—	—	- EUR	- EUR	30,000 EUR	- EUR	—	—	- EUR	- EUR	- EUR	—	4,000 EUR	- EUR	—	—	- EUR	—	—	4,000 EUR	—	—	—	—	—	—	—
Increase (decrease) in equity	—	238,000 EUR	49,434 EUR	—	—	—	30,269 EUR	—	—	—	—	9,281 EUR	45,000 EUR	30,000 EUR	9,721 EUR	—	—	10,151 EUR	11,245 EUR	24,115 EUR	—	4,000 EUR	4,579 EUR	—	—	248,000 EUR	—	—	41,176 EUR	—	—	—	—	—	—	—