| The increase (decrease) in intangible assets and goodwill resulting from transfers and changes that the entity does not separately disclose in the same statement or note. [Refer: Intangible assets and goodwill] | en | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Increase (decrease) through transfers and other changes, intangible assets and goodwill | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Total increase (decrease) through transfers and other changes, intangible assets and goodwill | en | http://www.xbrl.org/2003/role/totalLabel | http://www.xbrl.org/2003/role/link |