Disclosure Of Share Capital, Reserves And Other Equity Interest [Text Block]
| Concept |
As at 2021-12-31 |
As at 2020-12-31 |
As at 2019-12-31 |
As at 2018-12-31 |
|---|---|---|---|---|
| Disclosure of share capital, reserves and other equity interest [text block] | — | — | — | — |
| Disclosure of classes of share capital [text block] | — | — | — | — |
| Disclosure of classes of share capital [abstract] | ||||
| Disclosure of classes of share capital [line items] | ||||
| Reconciliation of number of shares outstanding [abstract] | ||||
| Number of shares outstanding |
535 412 360
xbrli:shares
|
559 871 580
xbrli:shares
|
558 117 205
xbrli:shares
|
559 625 527
xbrli:shares
|