| Name | MFRS | http://www.xbrl.org/2003/role/definitionRef |
| Section | 9 | http://www.xbrl.org/2003/role/definitionRef |
| Name | MFRS | http://www.xbrl.org/2003/role/definitionRef |
| Section | 15 | http://www.xbrl.org/2003/role/definitionRef |
| Name | MFRS | http://www.xbrl.org/2003/role/definitionRef |
| Section | 118.5 | http://www.xbrl.org/2003/role/definitionRef |
| Subsection | c | http://www.xbrl.org/2003/role/definitionRef |
| Name | MFRS | http://www.xbrl.org/2003/role/definitionRef |
| Section | 118.3 | http://www.xbrl.org/2003/role/definitionRef |
| Subsection | c | http://www.xbrl.org/2003/role/definitionRef |
| Name | MFRS | http://www.xbrl.org/2009/role/commonPracticeRef |
| Section | 101.97 | http://www.xbrl.org/2009/role/commonPracticeRef |
| Name | IAS | http://www.xbrl.org/2009/role/commonPracticeRef |
| Number | 1 | http://www.xbrl.org/2009/role/commonPracticeRef |
| IssueDate | 2017-01-01 | http://www.xbrl.org/2009/role/commonPracticeRef |
| Paragraph | 117 | http://www.xbrl.org/2009/role/commonPracticeRef |
| Subparagraph | b | http://www.xbrl.org/2009/role/commonPracticeRef |
| URI | http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2017-03-01&anchor=para_117_b&doctype=Standard | http://www.xbrl.org/2009/role/commonPracticeRef |
| URIDate | 2017-03-09 | http://www.xbrl.org/2009/role/commonPracticeRef |
| Name | IC Int | http://www.xbrl.org/2003/role/measurementRef |
| Section | 13.5-9 | http://www.xbrl.org/2003/role/measurementRef |
| Footnote | MFRS 15 will replaces the guidance in IC Interpretation 13: Customer
Loyalty Programmes for periods beginning on or after 1 January 2018 | http://www.xbrl.org/2003/role/measurementRef |