| Aggregated measurement [member] | ||||||
| At cost [member] | Fair value model [member] | |||||
| At fair value [member] | At cost or in accordance with IFRS 16 within fair value model [member] | |||||
| Disclosure of detailed information about investment property [line items] | ||||||
| Investment property | ||||||
| Changes in investment property [abstract] | ||||||
| Additions, investment property [abstract] | ||||||
| Additions from subsequent expenditure recognised as asset, investment property | ||||||
| Additions from acquisitions, investment property | ||||||
| Additions other than through business combinations, investment property | ||||||
| Acquisitions through business combinations, investment property | ||||||
| Increase (decrease) through net exchange differences, investment property | ||||||
| Depreciation, investment property | ||||||
| Impairment loss recognised in profit or loss, investment property | ||||||
| Reversal of impairment loss recognised in profit or loss, investment property | ||||||
| Gains (losses) on fair value adjustment, investment property | ||||||
| Transfer from (to) inventories and owner-occupied property, investment property | ||||||
| Disposals, investment property | ||||||
| Decrease through classified as held for sale, investment property | ||||||
| Increase (decrease) through other changes, investment property | ||||||
| Increase (decrease) in investment property | ||||||
| Investment property | ||||||