Quarterly report pursuant to Section 13 or 15(d)

STOCK-BASED COMPENSATION - Additional Information (Detail)

v3.19.2
STOCK-BASED COMPENSATION - Additional Information (Detail) - USD ($)
$ / shares in Units, shares in Thousands, $ in Millions
3 Months Ended 6 Months Ended
Feb. 14, 2019
Mar. 22, 2018
Mar. 01, 2018
Jun. 30, 2019
Jun. 30, 2018
Jun. 30, 2019
Jun. 30, 2018
Mar. 25, 2019
Mar. 22, 2019
Feb. 06, 2019
Stockholders Equity Note [Line Items]                    
Share-based Compensation Arrangement by Share-based Payment Award, Award Cycle Period           3 years        
Stock compensation expense       $ 205 $ 139 $ 513 $ 378      
Management Incentive Award [Member]                    
Stockholders Equity Note [Line Items]                    
Percentage of the award vesting at each anniversary date of the grant           20.00%        
Closing New York Stock Exchange price $ 111.80             $ 106.90   $ 108.82
Award vesting period           5 years        
Long-Term Incentive Performance Award                    
Stockholders Equity Note [Line Items]                    
Closing New York Stock Exchange price                 $ 107.35  
Weighted-average fair value of options granted (usd per share)           $ 123.40 $ 137.57      
Nonqualified Stock Options [Member]                    
Stockholders Equity Note [Line Items]                    
Percentage of the award vesting at each anniversary date of the grant           20.00%        
Expiration period (in years)           10 years        
Award vesting period           5 years        
Stock options granted   10 300     300        
Weighted-average fair value of options granted (usd per share) $ 111.80 $ 104.45 $ 106.43