Disclosure Of Share Capital, Reserves And Other Equity Interest [Text Block]
| Concept |
As at 2023-12-31 |
2023-01-01 to 2023-12-31 |
As at 2022-12-31 |
|---|---|---|---|
| Disclosure of share capital, reserves and other equity interest [text block] | — |
STRABAG SE
|
— |
| 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 |
99,820,994
xbrli:shares
|
— |
102,600,000
xbrli:shares
|