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EARNINGS PER SHARE (Tables)
 9 Months Ended
Sep. 30, 2019
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
September 30,		Nine months ended
September 30,
(in millions)2019201820192018
Basic shares511  534  510  536  
Effect of dilutive securities9  12  10  12  
Diluted shares520  546  520  548