Annual report pursuant to Section 13 and 15(d)

SHAREHOLDERS' EQUITY (Details 2) Treasury Stock

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SHAREHOLDERS' EQUITY (Details 2) Treasury Stock - USD ($)
$ / shares in Units, shares in Millions, $ in Millions
 3 Months Ended 6 Months Ended 12 Months Ended
Dec. 31, 2018
Sep. 30, 2018
Jul. 01, 2018
Apr. 01, 2018
Dec. 31, 2018
Jul. 03, 2016
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Aug. 08, 2018
Feb. 09, 2016
Share repurchase programs                      
Shares acquired         3.5 4.7          
Average Cost Per Share (in dollars per share)             $ 145.05        
Repurchases of common stock             $ 1,140 $ 451 $ 778    
Treasury Stock, Value, Acquired, Cost Method             $ 1,140 $ 451 $ 778    
Accelerated Share Repurchases, Settlement (Payment) or Receipt                   $ 500 $ 500
Accelerated Share Repurchases, Final Price Paid Per Share         $ 144.02 $ 105.50          
$1 Billion Share Repurchase Program 2015                      
Share repurchase programs                      
Average Cost Per Share (in dollars per share)       $ 166.79              
Repurchases of common stock       $ 46              
Treasury Stock, Value, Acquired, Cost Method       0              
Remaining Authorized Capacity [1]       $ 0              
$1 Billion Share Repurchase Program 2016                      
Share repurchase programs                      
Average Cost Per Share (in dollars per share) $ 139.67 $ 143.58 $ 143.69 $ 164.48     $ 144.68        
Repurchases of common stock $ 267 $ 400 $ 216 $ 117     $ 1,000        
Treasury Stock, Value, Acquired, Cost Method (100) 100         0        
Remaining Authorized Capacity [1] $ 0 $ 167 $ 667 $ 883 $ 0   0        
$2 Billion Share Repurchase Program 2018                      
Share repurchase programs                      
Average Cost Per Share (in dollars per share) $ 139.85                    
Repurchases of common stock $ 94                    
Treasury Stock, Value, Acquired, Cost Method             0        
Remaining Authorized Capacity [1] $ 1,906       $ 1,906   $ 1,906        
Treasury Stock, Common                      
Share repurchase programs                      
Shares acquired             7.9 2.9 7.3    
Treasury Stock, Common | $1 Billion Share Repurchase Program 2015                      
Share repurchase programs                      
Shares acquired       0.3              
Treasury Stock, Common | $1 Billion Share Repurchase Program 2016                      
Share repurchase programs                      
Treasury Stock Repurchase Authorization Value                 $ 1,000    
Shares acquired 1.9 2.8 1.5 0.7     6.9        
Treasury Stock, Common | $2 Billion Share Repurchase Program 2018                      
Share repurchase programs                      
Treasury Stock Repurchase Authorization Value             $ 2,000        
Shares acquired 0.7                    
[1] The remaining authorized capacity under these plans was calculated based on the cost to purchase the shares but excludes commission expenses in accordance with the authorized plan.