| Number of activities overview (detail) | Year of delivery of activities overview (detail) | Foundation expenses of activities overview (detail) | Market value (mutation) of activities overview (detail) | Policy value (mutation) of activities overview (detail) | Cash in flows of activities overview (detail) | Cash out flows of activities overview (detail) | |||||
| bzk-aw-wsw-dim:NameProjectAxis | bzk-aw-wsw-dim:InvestmentCategoryAxis | bzk-aw-wsw-dim:TypeOfPropertyAxis | |||||||||