XML 28 R40.htm IDEA: XBRL DOCUMENT v3.19.3
STOCK-BASED EMPLOYEE COMPENSATION (Restricted Stock Units and Performance Share Units) (Details) - USD ($)
$ / shares in Units, $ in Millions
9 Months Ended 12 Months Ended
Sep. 30, 2019
Dec. 31, 2018
Dec. 31, 2017
Restricted Stock Units and Performance Share Units      
Share-Based Awards - Shares      
Unvested (in shares) 511,562    
Granted (in shares) 214,225    
Vested (in shares) (206,561)    
Performance share units adjustment (in shares) 1,266    
Forfeited/Canceled (in shares) (36,335)    
Unvested (in shares) 484,157 511,562  
Share-Based Awards - Weighted Average Grant Date Fair Value      
Unvested (in dollars per share) $ 1,713    
Granted (in dollars per share) 1,729    
Vested (in dollars per share) 1,462    
Performance share units adjustment (in dollars per share) 1,682    
Forfeited/Canceled (in dollars per share) 1,797    
Unvested (in dollars per share) $ 1,820 $ 1,713  
Total unrecognized estimated compensation expense, unvested share-based awards $ 495    
Total future compensation cost related to unvested share-based awards, expected period of recognition 1 year 10 months 24 days    
Restricted Stock Units (RSUs)      
Share-Based Awards - Shares      
Granted (in shares) 152,313    
Share-Based Awards - Weighted Average Grant Date Fair Value      
Granted (in dollars per share) $ 1,734    
Vesting period (in years) 3 years    
Grant date fair value $ 264    
Performance Share Units 2019 Grants      
Share-Based Awards - Shares      
Granted (in shares) 61,912    
Share-Based Awards - Weighted Average Grant Date Fair Value      
Granted (in dollars per share) $ 1,716    
Grant date fair value $ 106    
Estimated number of probable shares to be issued (in shares) 61,037    
Maximum shares that could be issued (in shares) 122,074    
Minimum shares that could be issued (in shares) 47,619    
Performance Share Units 2018 Grants      
Share-Based Awards - Shares      
Granted (in shares)   49,721  
Unvested (in shares) 41,211    
Share-Based Awards - Weighted Average Grant Date Fair Value      
Granted (in dollars per share)   $ 2,034  
Grant date fair value   $ 101  
Estimated number of probable shares to be issued (in shares) 77,810    
Maximum shares that could be issued (in shares) 82,422    
Minimum shares that could be issued (in shares) 29,901    
Performance Share Units 2017 Grants      
Share-Based Awards - Shares      
Granted (in shares)     73,893
Unvested (in shares) 51,523    
Share-Based Awards - Weighted Average Grant Date Fair Value      
Granted (in dollars per share)     $ 1,735
Grant date fair value     $ 128
Estimated number of probable shares to be issued (in shares) 80,459    
Maximum shares that could be issued (in shares) 103,046    
Minimum shares that could be issued (in shares) 40,860