| Concept |
As at 2019-03-31 |
As at 2019-03-31 |
As at 2018-03-31 |
As at 2018-03-31 |
As at 2017-03-31 |
As at 2017-03-31 |
As at 2016-03-31 |
As at 2016-03-31 |
As at 2015-03-31 |
As at 2015-03-31 |
|---|---|---|---|---|---|---|---|---|---|---|
| Employees | ||||||||||
| Information about reporting company | ||||||||||
| Number of employees of reporting company | ||||||||||
| Number of employees |
1,093
xbrli:pure
|
142
xbrli:pure
|
128
xbrli:pure
|
998
xbrli:pure
|
118
xbrli:pure
|
927
xbrli:pure
|
832
xbrli:pure
|
119
xbrli:pure
|
722
xbrli:pure
|
692
xbrli:pure
|