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Equity (Composition) (Details) - shares
shares in Millions
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Number of Ordinary shares of Israeli Shekel 1 par value (in millions) [Member]      
Disclosure of classes of share capital [Line Items]      
Number of shares authorized 1,485 1,485  
Number of shares issued and paid 1,312 1,305 1,305
Number of Special State shares of Israeli Shekel 1 par value [Member]      
Disclosure of classes of share capital [Line Items]      
Number of shares authorized 1 1  
Number of shares issued and paid 1 1