Employees
| Concept |
As at 2021-12-31 |
As at 2020-12-31 |
As at 2019-12-31 |
As at 2018-12-31 |
As at 2017-12-31 |
|---|---|---|---|---|---|
| Employees | |||||
| Information about reporting company | |||||
| Number of employees of reporting company | |||||
| Number of employees |
438
xbrli:pure
|
487
xbrli:pure
|
475
xbrli:pure
|
445
xbrli:pure
|
427
xbrli:pure
|
| Average number of temporary employees |
6
xbrli:pure
|
5
xbrli:pure
|
4
xbrli:pure
|
3
xbrli:pure
|
3
xbrli:pure
|