| Name | IAS | http://www.xbrl.org/2003/role/disclosureRef |
| Number | 19 | http://www.xbrl.org/2003/role/disclosureRef |
| IssueDate | 2018-01-01 | http://www.xbrl.org/2003/role/disclosureRef |
| Paragraph | 147 | http://www.xbrl.org/2003/role/disclosureRef |
| Subparagraph | a | http://www.xbrl.org/2003/role/disclosureRef |
| URI | http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=19&date=2018-03-01&anchor=para_147_a&doctype=Standard | http://www.xbrl.org/2003/role/disclosureRef |
| URIDate | 2018-03-16 | http://www.xbrl.org/2003/role/disclosureRef |
| Name | IAS | http://www.xbrl.org/2003/role/disclosureRef |
| Number | 19 | http://www.xbrl.org/2003/role/disclosureRef |
| IssueDate | 2018-01-01 | http://www.xbrl.org/2003/role/disclosureRef |
| Paragraph | 148 | http://www.xbrl.org/2003/role/disclosureRef |
| Subparagraph | a | http://www.xbrl.org/2003/role/disclosureRef |
| URI | http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=19&date=2018-03-01&anchor=para_148_a&doctype=Standard | http://www.xbrl.org/2003/role/disclosureRef |
| URIDate | 2018-03-16 | http://www.xbrl.org/2003/role/disclosureRef |