Statement Of Changes In Equity [Abstract]

STRABAG SE - Filing #5872761

Concept	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	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	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	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	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	As at 2023-12-31	2023-01-01 to 2023-12-31	2023-01-01 to 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
Statement of changes in equity [abstract]
Statement of changes in equity [line items]
Equity	—	—	3,226,870,000 EUR	—	118,222,000 EUR	22,400,000 EUR	32,816,000 EUR	—	—	4,977,970,000 EUR	—	—	—	8,657,000 EUR	1,732,319,000 EUR	5,000,370,000 EUR	—	57,968,000 EUR	65,682,000 EUR	—	—	4,409,360,000 EUR	—	2,657,841,000 EUR	—	—	18,443,000 EUR	—	—	102,600,000 EUR	51,668,000 EUR	4,390,917,000 EUR	115,000 EUR	1,747,941,000 EUR	—	—	4,025,243,000 EUR	79,326,000 EUR	22,392,000 EUR	1,935,488,000 EUR	59,977,000 EUR	4,002,851,000 EUR	102,600,000 EUR	18,260,000 EUR	2,085,806,000 EUR
Changes in equity [abstract]
Comprehensive income [abstract]
Profit (loss)	823,004,000 EUR	– EUR	—	– EUR	—	—	—	823,004,000 EUR	5,329,000 EUR	—	828,333,000 EUR	– EUR	– EUR	—	—	—	– EUR	—	—	633,394,000 EUR	– EUR	—	630,508,000 EUR	—	2,886,000 EUR	630,508,000 EUR	—	– EUR	– EUR	—	—	—	—	—	– EUR	– EUR	—	—	—	—	—	—	—	—	—
Other comprehensive income	18,024,000 EUR	– EUR	—	18,852,000 EUR	—	—	—	– EUR	69,000 EUR	—	17,955,000 EUR	– EUR	8,542,000 EUR	—	—	—	7,714,000 EUR	—	—	3,659,000 EUR	13,821,000 EUR	—	3,755,000 EUR	—	96,000 EUR	– EUR	—	8,309,000 EUR	– EUR	—	—	—	—	—	– EUR	18,375,000 EUR	—	—	—	—	—	—	—	—	—
Comprehensive income	841,028,000 EUR	– EUR	—	18,852,000 EUR	—	—	—	823,004,000 EUR	5,260,000 EUR	—	846,288,000 EUR	– EUR	8,542,000 EUR	—	—	—	7,714,000 EUR	—	—	637,053,000 EUR	13,821,000 EUR	—	634,263,000 EUR	—	2,790,000 EUR	630,508,000 EUR	—	8,309,000 EUR	– EUR	—	—	—	—	—	– EUR	18,375,000 EUR	—	—	—	—	—	—	—	—	—
Issue of equity	0 EUR	15,622,000 EUR	—	– EUR	—	—	—	– EUR	– EUR	—	0 EUR	15,622,000 EUR	– EUR	—	—	—	– EUR	—	—	565,515,000 EUR	– EUR	—	565,515,000 EUR	—	– EUR	– EUR	—	– EUR	– EUR	—	—	—	—	—	565,515,000 EUR	– EUR	—	—	—	—	—	—	—	—	—
Dividends recognised as distributions to owners	253,975,000 EUR	– EUR	—	– EUR	—	—	—	253,975,000 EUR	1,078,000 EUR	—	255,053,000 EUR	– EUR	– EUR	—	—	—	– EUR	—	—	203,137,000 EUR	– EUR	—	199,642,000 EUR	—	3,495,000 EUR	199,642,000 EUR	—	– EUR	– EUR	—	—	—	—	—	– EUR	– EUR	—	—	—	—	—	—	—	—	—
Increase (decrease) through other changes, equity	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	0 EUR	177,000 EUR	—	0 EUR	—	– EUR	177,000 EUR	—	– EUR	– EUR	—	—	—	—	—	– EUR	– EUR	—	—	—	—	—	—	—	—	—