| Cash flows from losing 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 from losing control of subsidiaries or other businesses | en | http://www.xbrl.org/2003/role/terseLabel | http://www.xbrl.org/2003/role/link |
| The aggregate cash flows arising from losing control of subsidiaries or other businesses, classified as investing activities. A subsidiary is an entity that is controlled by another entity. | en | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |