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 |
157
xbrli:pure
|
142
xbrli:pure
|
137
xbrli:pure
|
133
xbrli:pure
|
127
xbrli:pure
|
| Average number of temporary employees |
36
xbrli:pure
|
33
xbrli:pure
|
32
xbrli:pure
|
28
xbrli:pure
|
28
xbrli:pure
|