| Current liabilities other than liabilities included in disposal groups classified as held for sale | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Total current liabilities other than liabilities included in disposal groups classified as held for sale | en | http://www.xbrl.org/2003/role/totalLabel | http://www.xbrl.org/2003/role/link |
| The amount of current liabilities other than liabilities included in disposal groups classified as held for sale. [Refer: Current liabilities; Disposal groups classified as held for sale [member]; Liabilities included in disposal groups classified as held for sale] | en | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Passività correnti diverse da quelle incluse nei gruppi in dismissione classificati come posseduti per la vendita | it | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| L'ammontare delle passività correnti diverse da quelle incluse nei gruppi in dismissione classificati come posseduti per la vendita. [Rif: Passività correnti; Gruppi in dismissione classificati come posseduti per la vendita [member]; Passività incluse nei gruppi in dismissione classificati come posseduti per la vendita] | it | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |