| Basic earnings (loss) per share from discontinued operations, including net movement in regulatory deferral account balances and net movement in related deferred tax | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Basic earnings (loss) per share from discontinued operations that include the net movement in regulatory deferral account balances and the net movement in related deferred tax. [Refer: Basic earnings (loss) per share; Net movement in regulatory deferral account balances related to profit or loss and net movement in related deferred tax; Discontinued operations [member]] | en | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Utile base (perdita) per azione da attività operative cessate, comprese le variazioni nette dei saldi dei regulatory deferral account e le variazioni nette delle imposte differite correlate | it | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| L'utile base (perdita) per azione da attività operative cessate che comprendono le variazioni nette dei saldi dei regulatory deferral account e le variazioni nette delle imposte differite correlate. [Rif: Utile base (perdita) per azione; Variazioni nette dei saldi dei regulatory deferral account relative a utili o perdite e variazioni nette delle imposte differite correlate; Attività operative cessate [member]] | it | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
Index