Statement Of Changes In Equity [Abstract]
| Concept |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
|---|---|---|---|---|---|
| Statement of changes in equity [abstract] | |||||
| Statement of changes in equity [line items] | |||||
| Increase (decrease) through acquisition of subsidiary, equity |
697,000
CAD
|
417,781,000
CAD
|
22,883,000
CAD
|
394,898,000
CAD
|
22,186,000
CAD
|