Statement Of Comprehensive Income [Abstract]

STRABAG SE - Filing #5872761

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	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	2023-01-01 to 2023-12-31	2023-01-01 to 2023-12-31
Statement of comprehensive income [abstract]
Profit (loss)	5,329,000 EUR	– EUR	828,333,000 EUR	– EUR	– EUR	– EUR	– EUR	823,004,000 EUR	823,004,000 EUR	– EUR	– EUR	633,394,000 EUR	– EUR	– EUR	2,886,000 EUR	– EUR	630,508,000 EUR	630,508,000 EUR
Other comprehensive income [abstract]
Components of other comprehensive income that will not be reclassified to profit or loss, before tax [abstract]
Other comprehensive income, before tax, gains (losses) on remeasurements of defined benefit plans	9,000 EUR	– EUR	9,823,000 EUR	– EUR	– EUR	– EUR	9,832,000 EUR	– EUR	9,832,000 EUR	– EUR	– EUR	17,269,000 EUR	17,314,000 EUR	– EUR	45,000 EUR	– EUR	– EUR	17,314,000 EUR
Components of other comprehensive income that will be reclassified to profit or loss, before tax [abstract]
Exchange differences on translation [abstract]
Gains (losses) on exchange differences on translation of foreign operations, before tax	—	—	15,570,000 EUR	—	—	—	—	—	—	—	—	5,760,000 EUR	—	—	—	—	—	—
Reclassification adjustments on exchange differences on translation of foreign operations, before tax	—	—	38,642,000 EUR	—	—	—	—	—	—	—	—	2,115,000 EUR	—	—	—	—	—	—
Income tax relating to components of other comprehensive income that will not be reclassified to profit or loss [abstract]
Income tax relating to remeasurements of defined benefit plans included in other comprehensive income	—	—	2,052,000 EUR	—	—	—	—	—	—	—	—	3,401,000 EUR	—	—	—	—	—	—
Income tax relating to components of other comprehensive income that will be reclassified to profit or loss [abstract]
Income tax relating to cash flow hedges included in other comprehensive income	—	—	3,638,000 EUR	—	—	—	—	—	—	—	—	4,647,000 EUR	—	—	—	—	—	—
Other comprehensive income	69,000 EUR	– EUR	17,955,000 EUR	– EUR	8,542,000 EUR	18,852,000 EUR	7,714,000 EUR	– EUR	18,024,000 EUR	– EUR	8,309,000 EUR	3,659,000 EUR	13,821,000 EUR	– EUR	96,000 EUR	18,375,000 EUR	– EUR	3,755,000 EUR
Comprehensive income	5,260,000 EUR	– EUR	846,288,000 EUR	– EUR	8,542,000 EUR	18,852,000 EUR	7,714,000 EUR	823,004,000 EUR	841,028,000 EUR	– EUR	8,309,000 EUR	637,053,000 EUR	13,821,000 EUR	– EUR	2,790,000 EUR	18,375,000 EUR	630,508,000 EUR	634,263,000 EUR
Comprehensive income attributable to [abstract]
Comprehensive income, attributable to owners of parent	—	—	841,028,000 EUR	—	—	—	—	—	—	—	—	634,263,000 EUR	—	—	—	—	—	—
Comprehensive income, attributable to non-controlling interests	—	—	5,260,000 EUR	—	—	—	—	—	—	—	—	2,790,000 EUR	—	—	—	—	—	—