Disclosure Of Share Capital, Reserves And Other Equity Interest [Text Block]
| Concept |
2022-01-01 to 2022-12-31 |
As at 2022-12-31 |
As at 2021-12-31 |
|---|---|---|---|
| Disclosure of share capital, reserves and other equity interest [text block] |
Details as to the development of the equity of STRABAG SE are represented in the statement of changes in equity
|
— | — |
| Disclosure of classes of share capital [text block] | — | — | — |
| Disclosure of classes of share capital [abstract] | |||
| Disclosure of classes of share capital [line items] | |||
| Number of shares issued [abstract] | |||
| Number of shares issued | — |
102,600,000
xbrli:shares
|
102,600,000
xbrli:shares
|