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Consolidated Income Statement (Parenthetical) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Net (income) loss attributable to noncontrolling interests $ (26) $ 12 $ (24)
Investment Management      
Net (income) loss attributable to noncontrolling interests $ (26) $ 12 $ (33)