Annual report pursuant to Section 13 and 15(d)

SHAREHOLDERS' EQUITY (Details 1 ) Pref. Stock, Common Stock, Quarterly Dividends, Emp. Ben. Trust

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SHAREHOLDERS' EQUITY (Details 1 ) Pref. Stock, Common Stock, Quarterly Dividends, Emp. Ben. Trust - USD ($)
$ / shares in Units, shares in Millions, $ in Millions
 1 Months Ended 3 Months Ended 6 Months Ended 12 Months Ended
Jul. 31, 2019
Jul. 31, 2018
Jul. 29, 2017
Dec. 31, 2019
Sep. 29, 2019
Jun. 30, 2019
Mar. 31, 2019
Dec. 31, 2018
Sep. 30, 2018
Jul. 01, 2018
Apr. 01, 2018
Dec. 31, 2017
Oct. 01, 2017
Jul. 02, 2017
Apr. 02, 2017
Dec. 31, 2018
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Class of Stock                                      
Shares acquired (in shares)                               3.5      
Dividends Paid                                      
Dividend payments on common stock (in dollars)                                 $ 761 $ 718 $ 701
Cash dividend (in dollars per share)       $ 1.311 $ 1.311 $ 1.14 $ 1.14 $ 1.14 $ 1.14 $ 1.08 $ 1.08 $ 1.08 $ 1.08 $ 1.025 $ 1.025   $ 4.90 $ 4.44 $ 4.21
Share-based Payment Arrangement, Expense                                 $ 1 $ 1 $ 2
Preferred Stock                                      
Class of Stock                                      
Preferred Stock, Shares Authorized       1,000,000.0                         1,000,000.0    
Preference Stock                                      
Class of Stock                                      
Preferred Stock, Shares Authorized       1,000,000.0                         1,000,000.0    
Common Stock                                      
Class of Stock                                      
Balance at beginning of period (in shares)             222.4       222.4       222.4   222.4 222.4 222.4
Stock Issued During Period, Shares, New Issues                                 0.0 0.0 0.0
Balance at the end of the period (in shares)       222.4       222.4       222.4       222.4 222.4 222.4 222.4
Dividends Paid                                      
Percentage increase in cash dividend per common share 15.00% 5.60% 5.40%                                
Treasury Stock, Common                                      
Class of Stock                                      
Balance at beginning of period (in shares)             64.4       56.7       54.2   64.4 56.7 54.2
Shares acquired (in shares)                                 8.1 7.9 2.9
Stock Issued During Period, Shares, New Issues                                 (0.8) (0.2) (0.4)
Balance at the end of the period (in shares)       71.7       64.4       56.7       64.4 71.7 64.4 56.7
Common Stock Held in Trust                                      
Class of Stock                                      
Balance at beginning of period (in shares)             0.4       0.5       0.7   0.4 0.5 0.7
Stock Issued During Period, Shares, New Issues                                 (0.2) (0.1) (0.2)
Balance at the end of the period (in shares)       0.2       0.4       0.5       0.4 0.2 0.4 0.5
Dividends Paid                                      
Share-based Payment Arrangement, Expense                                 $ 10 $ 12 $ 17