Employees
| Concept |
As at 2017-12-31 |
As at 2017-12-31 |
As at 2016-12-31 |
As at 2016-12-31 |
As at 2015-12-31 |
As at 2015-12-31 |
As at 2014-12-31 |
As at 2014-12-31 |
As at 2013-12-31 |
As at 2013-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|
| Employees | ||||||||||
| Information about reporting company | ||||||||||
| Information about employees of reporting company | ||||||||||
| Number of employees |
943
xbrli:pure
|
1,421
xbrli:pure
|
907
xbrli:pure
|
1,356
xbrli:pure
|
886
xbrli:pure
|
1,270
xbrli:pure
|
893
xbrli:pure
|
1,234
xbrli:pure
|
878
xbrli:pure
|
1,220
xbrli:pure
|
| Average number of temporary employees |
1,447
xbrli:pure
|
3,179
xbrli:pure
|
1,535
xbrli:pure
|
3,427
xbrli:pure
|
1,611
xbrli:pure
|
3,580
xbrli:pure
|
1,742
xbrli:pure
|
3,642
xbrli:pure
|
1,629
xbrli:pure
|
3,526
xbrli:pure
|