| Property, plant and equipment by operating lease status [member] | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| This member stands for all property, plant and equipment when disaggregated by the operating lease status by a lessor. It also represents the standard value for the 'Property, plant and equipment by operating lease status' axis if no other member is used. [Refer: Property, plant and equipment] | en | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Immobili, impianti e macchinari per stato del leasing operativo [member] | it | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Questo membro indica tutti gli immobili, impianti e macchinari disaggregati per stato del leasing operativo dal locatore. Esso rappresenta inoltre il valore standard per l'asse "Immobili, impianti e macchinari per stato del leasing operativo" se non sono utilizzati altri membri. [Rif: Immobili, impianti e macchinari] | it | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |