Employees
| Concept |
As at 2017-12-31 |
As at 2016-12-31 |
As at 2015-12-31 |
As at 2014-12-31 |
As at 2013-12-31 |
|---|---|---|---|---|---|
| Employees | |||||
| Information about reporting company | |||||
| Number of employees of reporting company | |||||
| Number of employees |
434
xbrli:pure
|
426
xbrli:pure
|
426
xbrli:pure
|
429
xbrli:pure
|
428
xbrli:pure
|
| Average number of temporary employees |
318
xbrli:pure
|
326
xbrli:pure
|
344
xbrli:pure
|
340
xbrli:pure
|
358
xbrli:pure
|