| Adjustment to profit (loss) for non-participating preference share dividends to calculate profit (loss) attributable to ordinary equity holders of the parent entity. [Refer: Preference shares [member]; Profit (loss)] | en | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Adjustment to profit (loss) for preference share dividends | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Adjustment to profit (loss) for preference share dividends | en | http://www.xbrl.org/2009/role/negatedLabel | http://www.xbrl.org/2003/role/link |