Statement Of Comprehensive Income [Abstract]

STRABAG SE - Filing #998565

Concept	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	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	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	2022-01-01 to 2022-12-31
Statement of comprehensive income [abstract]
Profit (loss)	– EUR	633,394 EUR	– EUR	– EUR	2,886 EUR	– EUR	630,508 EUR	630,508 EUR	– EUR	– EUR	– EUR	– EUR	480,129 EUR	472,454 EUR	472,454 EUR	7,675 EUR	– EUR	– 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	– EUR	17,269 EUR	17,314 EUR	– EUR	45,000 EUR	– EUR	– EUR	17,314 EUR	– EUR	– EUR	– EUR	34,600 EUR	34,661 EUR	34,600 EUR	– EUR	61,000 EUR	– EUR	– 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	—	5,760 EUR	—	—	—	—	—	—	—	—	—	—	1,095 EUR	—	—	—	—	—
Reclassification adjustments on exchange differences on translation of foreign operations, before tax	—	2,115 EUR	—	—	—	—	—	—	—	—	—	—	673,000 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	—	3,401 EUR	—	—	—	—	—	—	—	—	—	—	10,707 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	—	4,647 EUR	—	—	—	—	—	—	—	—	—	—	19,468 EUR	—	—	—	—	—
Other comprehensive income	– EUR	3,659 EUR	13,821 EUR	– EUR	96,000 EUR	18,375 EUR	– EUR	3,755 EUR	8,309 EUR	65,469 EUR	– EUR	24,073 EUR	87,661 EUR	87,615 EUR	– EUR	46,000 EUR	– EUR	1,927 EUR
Comprehensive income	– EUR	637,053 EUR	13,821 EUR	– EUR	2,790 EUR	18,375 EUR	630,508 EUR	634,263 EUR	8,309 EUR	65,469 EUR	– EUR	24,073 EUR	567,790 EUR	560,069 EUR	472,454 EUR	7,721 EUR	– EUR	1,927 EUR
Comprehensive income attributable to [abstract]
Comprehensive income, attributable to owners of parent	—	634,263 EUR	—	—	—	—	—	—	—	—	—	—	560,069 EUR	—	—	—	—	—
Comprehensive income, attributable to non-controlling interests	—	2,790 EUR	—	—	—	—	—	—	—	—	—	—	7,721 EUR	—	—	—	—	—