| Financial instruments at amortised cost, class [member] | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Generic classes not practical under ClassesOfFinancialInstrumentsAxis | en | http://www.xbrl.org/2009/role/deprecatedLabel | http://www.xbrl.org/2003/role/link |
| 2014-07-24 | en | http://www.xbrl.org/2009/role/deprecatedDateLabel | http://www.xbrl.org/2003/role/link |
| This member stands for the financial instruments measured at amortised cost class. [Refer: Financial instruments, class [member]; Financial assets at amortised cost] | en | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |