Statement Of Changes In Equity [Abstract]

Porr AG - Filing #5664160

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	As at 2024-12-31	2024-01-01 to 2024-12-31	2024-01-01 to 2024-12-31	As at 2024-12-31	As at 2024-12-31	As at 2024-12-31	2024-01-01 to 2024-12-31	As at 2024-12-31	2024-01-01 to 2024-12-31	As at 2024-12-31	2024-01-01 to 2024-12-31	2024-01-01 to 2024-12-31	As at 2024-12-31	2024-01-01 to 2024-12-31	As at 2024-12-31	As at 2024-12-31	2024-01-01 to 2024-12-31	As at 2024-12-31	As at 2024-12-31	As at 2024-12-31	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	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	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 2023-12-31	As at 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	As at 2022-12-31	As at 2022-12-31	As at 2022-12-31	As at 2022-12-31	As at 2022-12-31	As at 2022-12-31	As at 2022-12-31	As at 2022-12-31	As at 2022-12-31	As at 2022-12-31	As at 2022-12-31	As at 2022-12-31
Statement of changes in equity [abstract]
Statement of changes in equity [line items]
Equity	—	—	—	—	180 EUR	—	—	39 EUR	28 EUR	16 EUR	—	22 EUR	—	866 EUR	—	—	2 EUR	—	359 EUR	894 EUR	—	39 EUR	258 EUR	212 EUR	271 EUR	—	—	860 EUR	—	—	11 EUR	—	180 EUR	—	—	39 EUR	—	25 EUR	—	18 EUR	—	39 EUR	835 EUR	860 EUR	359 EUR	—	—	248 EUR	199 EUR	140 EUR	248 EUR	799 EUR	37 EUR	14 EUR	180 EUR	34 EUR	39 EUR	265 EUR	765 EUR	359 EUR	2 EUR
Changes in equity [abstract]
Comprehensive income [abstract]
Profit (loss)	89 EUR	17 EUR	106 EUR	- EUR	—	- EUR	3 EUR	—	—	—	- EUR	—	3 EUR	—	109 EUR	- EUR	—	- EUR	—	—	- EUR	—	—	—	—	95 EUR	- EUR	—	85 EUR	14 EUR	—	99 EUR	—	- EUR	4 EUR	—	- EUR	—	57 EUR	—	- EUR	—	—	—	—	- EUR	- EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Other comprehensive income	423 EUR	- EUR	9 EUR	- EUR	—	- EUR	5 EUR	—	—	—	4 EUR	—	110 EUR	—	9 EUR	1 EUR	—	- EUR	—	—	706 EUR	—	—	—	—	12 EUR	2 EUR	—	97 EUR	- EUR	—	11 EUR	—	- EUR	181 EUR	—	4 EUR	—	11 EUR	—	- EUR	—	—	—	—	- EUR	2 EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Comprehensive income	89 EUR	17 EUR	114 EUR	- EUR	—	- EUR	5 EUR	—	—	—	4 EUR	—	3 EUR	—	118 EUR	1 EUR	—	- EUR	—	—	706 EUR	—	—	—	—	107 EUR	2 EUR	—	85 EUR	14 EUR	—	111 EUR	—	- EUR	4 EUR	—	4 EUR	—	11 EUR	—	- EUR	—	—	—	—	- EUR	2 EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Dividends recognised as distributions to owners	29 EUR	13 EUR	41 EUR	- EUR	—	- EUR	- EUR	—	—	—	- EUR	—	3 EUR	—	45 EUR	- EUR	—	- EUR	—	—	- EUR	—	—	—	—	41 EUR	- EUR	—	23 EUR	14 EUR	—	37 EUR	—	- EUR	3 EUR	—	- EUR	—	- EUR	—	- EUR	—	—	—	—	- EUR	- EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Increase through other contributions by owners, equity	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	16 EUR	- EUR	—	- EUR	- EUR	—	- EUR	—	- EUR	16 EUR	—	- EUR	—	- EUR	—	- EUR	—	—	—	—	- EUR	- EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Increase (decrease) through treasury share transactions, equity	4 EUR	- EUR	4 EUR	- EUR	—	- EUR	- EUR	—	—	—	- EUR	—	- EUR	—	4 EUR	- EUR	—	- EUR	—	—	- EUR	—	—	—	—	7 EUR	- EUR	—	7 EUR	- EUR	—	7 EUR	—	- EUR	- EUR	—	- EUR	—	- EUR	—	- EUR	—	—	—	—	- EUR	- EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Increase (decrease) through changes in ownership interests in subsidiaries that do not result in loss of control, equity	- EUR	- EUR	- EUR	- EUR	—	- EUR	- EUR	—	—	—	- EUR	—	2 EUR	—	2 EUR	- EUR	—	- EUR	—	—	- EUR	—	—	—	—	2 EUR	14 EUR	—	- EUR	- EUR	—	14 EUR	—	- EUR	2 EUR	—	- EUR	—	- EUR	—	- EUR	—	—	—	—	- EUR	- EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Increase (decrease) through share-based payment transactions, equity	90 EUR	- EUR	90 EUR	- EUR	—	- EUR	- EUR	—	—	—	- EUR	—	- EUR	—	90 EUR	- EUR	—	- EUR	—	—	- EUR	—	—	—	—	745 EUR	- EUR	—	745 EUR	- EUR	—	745 EUR	—	- EUR	- EUR	—	- EUR	—	- EUR	—	- EUR	—	—	—	—	- EUR	- EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—