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CONSOLIDATED STATEMENT OF CHANGES IN EQUITY (Parentheticals) - $ / shares
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
CONSOLIDATED STATEMENT OF CHANGES IN EQUITY      
Authorized share capital (in shares) 2,500,000,000 2,500,000,000 2,500,000,000
Nominal value (in dollars per share) $ 1.00 $ 1.00 $ 1.00
Shares issued (in shares) 1,180,536,830 1,180,536,830 1,180,536,830