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 group
Number of employees of group
Number of employees
49 xbrli:pure
955 xbrli:pure
55 xbrli:pure
959 xbrli:pure
54 xbrli:pure
961 xbrli:pure
83 xbrli:pure
954 xbrli:pure
89 xbrli:pure
970 xbrli:pure
Average number of temporary employees
9 xbrli:pure
452 xbrli:pure
4 xbrli:pure
463 xbrli:pure
2 xbrli:pure
482 xbrli:pure
4 xbrli:pure
468 xbrli:pure
5 xbrli:pure
465 xbrli:pure

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