Subclassifications Of Assets, Liabilities And Equities [Abstract]

STRABAG SE - Filing #1128575

Concept	As at 2020-12-31	As at 2019-12-31
Subclassifications of assets, liabilities and equities [abstract]
Property, plant and equipment [abstract]
Property, plant and equipment	2,571,007,000 EUR	2,632,486,000 EUR
Intangible assets and goodwill [abstract]
Goodwill	449,566,000 EUR	453,505,000 EUR
Investments in subsidiaries, joint ventures and associates reported in separate financial statements [abstract]
Investments in subsidiaries, joint ventures and associates reported in separate financial statements	187,638,000 EUR	175,062,000 EUR
Investments accounted for using equity method [abstract]
Investments accounted for using equity method	418,993,000 EUR	454,532,000 EUR
Prepayments and accrued income including contract assets [abstract]
Accrued income including contract assets [abstract]
Contract assets	1,071,329,000 EUR	1,354,897,000 EUR
Classes of current inventories [abstract]
Current inventories	1,069,909,000 EUR	983,546,000 EUR
Classes of current inventories, alternative [abstract]
Cash and cash equivalents [abstract]
Cash and cash equivalents	2,856,954,000 EUR	2,460,814,000 EUR
Trade and other current payables [abstract]
Current accruals and current deferred income including current contract liabilities [abstract]
Current deferred income including current contract liabilities [abstract]
Current contract liabilities [abstract]
Current contract liabilities	1,023,809,000 EUR	957,247,000 EUR
Trade and other current payables	2,462,827,000 EUR	2,826,640,000 EUR
Issued capital [abstract]
Issued capital	110,000,000 EUR	110,000,000 EUR
Miscellaneous equity [abstract]
Capital reserve	2,315,384,000 EUR	2,315,384,000 EUR
Net assets (liabilities) [abstract]
Assets	12,134,441,000 EUR	12,250,811,000 EUR
Net current assets (liabilities) [abstract]
Current assets	6,981,093,000 EUR	7,000,959,000 EUR
Current liabilities	5,643,372,000 EUR	6,050,385,000 EUR
Assets less current liabilities [abstract]