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
198 xbrli:pure
208 xbrli:pure
200 xbrli:pure
216 xbrli:pure
207 xbrli:pure
221 xbrli:pure
202 xbrli:pure
215 xbrli:pure
204 xbrli:pure
227 xbrli:pure
Average number of temporary employees
188 xbrli:pure
189 xbrli:pure
180 xbrli:pure
182 xbrli:pure
186 xbrli:pure
189 xbrli:pure
189 xbrli:pure
196 xbrli:pure
191 xbrli:pure
195 xbrli:pure

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