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EARNINGS PER SHARE (Tables)
6 Months Ended
Jun. 30, 2020
Earnings Per Share [Abstract]  
Reconciliation of Basic Shares to Diluted Shares
The following table is a reconciliation of basic shares to diluted shares.
Three months ended
June 30,
Six months ended
June 30,
(in millions)2020201920202019
Basic shares509  510  508  511  
Effect of dilutive securities    
Diluted shares517  519  517  520