| Cash flows used in obtaining control of subsidiaries or other businesses, classified as investing activities | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Cash flows used in obtaining control of subsidiaries or other businesses | en | http://www.xbrl.org/2009/role/negatedTerseLabel | http://www.xbrl.org/2003/role/link |
| The aggregate cash flows used in obtaining control of subsidiaries or other businesses, classified as investing activities. [Refer: Subsidiaries [member]] | en | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Sreafaí airgid a úsáidtear chun rialú ar fhochuideachtaí nó ar ghnóthaí eile a fháil, a aicmítear mar ghníomhaíochtaí infheistíochta | ga | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Na sreafaí airgid comhiomlána a úsáidtear chun rialú ar fhochuideachtaí nó ar ghnóthaí eile a fháil, a aicmítear mar ghníomhaíochtaí infheistíochta. [Féach: Fochuideachtaí [member]] | ga | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Sreafaí airgid a úsáidtear chun rialú ar fhochuideachtaí nó ar ghnóthaí eile a fháil | ga | http://www.xbrl.org/2009/role/negatedTerseLabel | http://www.xbrl.org/2003/role/link |