| Transfer to property, plant and equipment when reliable measure of fair value no longer available, investment property at fair value through profit or loss | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Concept not required as result of 2015 Amendments to the IFRS for SMEs | en | http://www.xbrl.org/2009/role/deprecatedLabel | http://www.xbrl.org/2003/role/link |
| 2017-01-01 | en | http://www.xbrl.org/2009/role/deprecatedDateLabel | http://www.xbrl.org/2003/role/link |
| The decrease in investment property at fair value through profit or loss relating to transfers to property, plant and equipment when a reliable measure of fair value is no longer available without undue cost or effort. [Refer: Investment property [member]; Property, plant and equipment] | en | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |