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 | |||||
| Information about employees of reporting company | |||||
| Number of employees |
337
xbrli:pure
|
329
xbrli:pure
|
320
xbrli:pure
|
308
xbrli:pure
|
301
xbrli:pure
|
| Average number of temporary employees |
18
xbrli:pure
|
18
xbrli:pure
|
17
xbrli:pure
|
20
xbrli:pure
|
19
xbrli:pure
|