| Other cash receipts from sales of interests in joint ventures, classified as investing activities | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Other cash receipts from sales of interests in joint ventures | en | http://www.xbrl.org/2003/role/terseLabel | http://www.xbrl.org/2003/role/link |
| The cash inflow from sales of interests in joint ventures (other than receipts for those instruments considered to be cash equivalents and those held for dealing or trading purposes), classified as investing activities. [Refer: Joint ventures [member]] | en | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Andra inbetalningar från försäljning av intressen i joint ventures, klassificerade som investeringsverksamheter | sv | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Kassainflöden från försäljning av intressen i joint ventures (förutom utbetalningar för sådana instrument som inryms i begreppet likvida medel eller avser värdepapper som innehas för handel), klassificerade som investeringsverksamhet. [Se: Joint ventures [member]] | sv | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |