| The amount of other comprehensive income, net of tax, after reclassification adjustments, that is the aggregate of exchange differences on translation of financial statements of foreign operations and hedges of net investments in foreign operations. [Refer: Other comprehensive income] | en | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Other comprehensive income, net of tax, exchange differences on translation of foreign operations and hedges of net investments in foreign operations | en | http://www.xbrl.org/2003/role/totalLabel | http://www.xbrl.org/2003/role/link |
| Other comprehensive income, net of tax, exchange differences on translation of foreign operations and hedges of net investments in foreign operations | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |