| The decrease in an allowance account for credit losses of financial assets resulting from the utilisation of the allowance. [Refer: Allowance account for credit losses of financial assets] | en | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Utilisation, allowance account for credit losses of financial assets | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Utilisation, allowance account for credit losses of financial assets | en | http://www.xbrl.org/2009/role/negatedLabel | http://www.xbrl.org/2003/role/link |