Annual report pursuant to Section 13 and 15(d)

STOCK COMPENSATION PLANS (Details)

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STOCK COMPENSATION PLANS (Details) - USD ($)
$ / shares in Units, shares in Thousands, $ in Millions
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Stock-based compensation awards      
Vesting period of stock-based awards (in years) 4 years    
Total stock-based compensation expense $ 337 $ 141 $ 201
Share-based Payment Arrangement, Plan Modification, Incremental Cost   15  
Total income tax benefit recognized in consolidated statements of income for share-based compensation arrangements 60 $ 32 $ 43
Total unrecognized compensation cost related to nonvested share-based compensation arrangements granted $ 335    
Weighted-average period over which the total unrecognized compensation cost is expected to be recognized (in years) 1 year 10 months 24 days    
Weighted-average assumptions used in the Black Scholes Merton option pricing model      
Fair value of options at grant date (in dollars per share) $ 5.08 $ 6.44 $ 4.94
Dividend yield (as a percent) 3.30% 2.70% 3.50%
Expected volatility (as a percent) 18.00% 16.00% 15.50%
Risk-free interest rate (as a percent) 0.90% 1.40% 2.60%
Expected term of the option (in years) 6 years 6 years 6 years
Share-based compensation disclosure      
Granted (in shares) 7,000    
Exercised (in shares) (19,000) (23,000) (34,000)
Forfeited/expired (in shares) (1,000)    
Outstanding on December 31 75,000 88,000  
Expected to vest 74,000    
Exercisable on December 31, 2021 59,000    
Granted, Weighted-Average Exercise Price (in dollars per share) $ 50.59    
Exercised, Weighted-Average Exercise Price (in dollars per share) 36.32    
Forfeited/expired, Weighted-Average Exercise Price (in dollars per share) 54.18    
Outstanding on December 31, Weighted-Average Exercise Price (in dollars per share) 42.43 $ 40.55  
Expected to vest, Weighted-Average Exercise Price (in dollars per share) 42.32    
Exercisable on December 31, weighted average exercise price (in dollars per share) $ 40.08    
Outstanding on December 31, Weighted-Average Remaining Contractual Life (in years) 4 years 2 months 12 days    
Expected to Vest, Weighted Average Remaining Contractual Life (in years) 4 years 1 month 6 days    
Exercisable on December 31, Weighted-Average Remaining Contractual Life (in years) 3 years 1 month 6 days    
Outstanding on December 31, Aggregate Intrinsic Value (in dollars) $ 1,264    
Expected to vest, Aggregate Intrinsic Value (in dollars) 1,256    
Exercisable on December 31, Aggregate Intrinsic Value (in dollars) 1,138    
Total intrinsic value of options exercised $ 358 $ 453 $ 609
Summary disclosures      
Outstanding performance share units at the Threshold Award Level (in shares) 1,725    
Outstanding performance share units at the Maximum Award Level (in shares) 9,759    
Selling, General and Administrative Expenses      
Stock-based compensation awards      
Total stock-based compensation expense   $ 126  
2014 Equity Plan      
Stock-based compensation awards      
Common stock was approved to be issued or transferred through the grant of stock options (in shares) 500,000    
Number of Shares Available for Grant (in shares) 329,000    
Options Plan Approved prior to 2014      
Stock-based compensation awards      
Number of Shares Available for Grant (in shares) 3,000    
Stock options granted in December 2003 and thereafter      
Stock-based compensation awards      
Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period 10 years    
Performance Shares      
Summary disclosures      
Nonvested Stock Units 4,186 3,771  
Weighted Average Grant Date Fair Value of Performance Share Units Nonvested $ 50.90 $ 48.29  
Granted 2,728    
Weighted Average Grant Date Fair Value of Performance Share Units Granted $ 47.04 $ 57.00 $ 40.29
Performance shares units vested (1,846)    
Weighted Average Grant Date Fair Value of Performance Share Units Vested $ 40.29    
Performance Share Units Forfeited (467)    
Weighted-Average Grant Date Fair Value of Performance Share Units Forfeited $ 49.18    
Total intrinsic value of performance share units that were released $ 237 $ 191 $ 118
Performance Shares | Performance Period 2020 to 2022      
Summary disclosures      
Nonvested Stock Units 1,587    
Performance Shares | Performance Period 2021 to 2022      
Summary disclosures      
Nonvested Stock Units 578    
Performance Shares | Performance Period 2021 to 2023      
Summary disclosures      
Nonvested Stock Units 2,021    
Performance Share Units 2017-2020 Award      
Summary disclosures      
Performance Share Units Forfeited (8)    
Weighted-Average Grant Date Fair Value of Performance Share Units Forfeited $ 35.30    
CertifiedShare-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Approved and Certified 3,728    
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Approved and Certified, Weighted Average Grant Date Fair Value $ 35.30    
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Released in Period (3,720)    
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Released in Period, Weighted Average Grant Date Fair Value $ 36.31    
Performance Share Units 2018-2020 Award      
Summary disclosures      
Performance Share Units Forfeited (6)    
Weighted-Average Grant Date Fair Value of Performance Share Units Forfeited $ 41.02    
CertifiedShare-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Approved and Certified 1,014    
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Approved and Certified, Weighted Average Grant Date Fair Value $ 41.02    
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Released in Period (1,008)    
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Released in Period, Weighted Average Grant Date Fair Value $ 41.72    
Restricted Stock Units (RSUs)      
Stock-based compensation awards      
Vesting period of stock-based awards (in years) 5 years    
Summary disclosures      
Nonvested Stock Units 3,394 4,162  
Weighted Average Grant Date Fair Value of Performance Share Units Nonvested $ 46.56 $ 44.18  
Granted 1,242    
Weighted Average Grant Date Fair Value of Performance Share Units Granted $ 46.20    
Performance shares units vested (1,495)    
Weighted Average Grant Date Fair Value of Performance Share Units Vested $ 41.91    
Performance Share Units Forfeited (515)    
Weighted-Average Grant Date Fair Value of Performance Share Units Forfeited $ 46.46