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Share-Based Compensation And Other Compensation Arrangements (Tables)
 12 Months Ended
Dec. 31, 2019
Share-based Payment Arrangement [Abstract]  
Schedule of share-based plans expense and related income tax benefit The share-based plans expense and related income tax benefit were as follows:
Years ended December 31,
2019

 
2018

 
2017

Restricted stock units and other awards

$217

 

$213

 

$212

Income tax benefit

$47

 

$46

 

$46
Schedule of Stock Options Activity
Stock option activity for the year ended December 31, 2019 is as follows:
 
Shares
 
Weighted Average Exercise Price Per Share

 
Weighted Average Remaining Contractual Life (Years)
 
Aggregate Intrinsic Value

Number of shares under option:
 
 
 
 
 
 
 
Outstanding at beginning of year
3,252,083
 

$72.47

 
 
 
 
Exercised
(870,821)
 
66.16

 
 
 
 
Expired
(5,679)
 
69.23

 
 
 
 
Outstanding at end of year
2,375,583
 

$74.79

 
2.44
 

$596

Exercisable at end of year
2,375,583
 

$74.79

 
2.44
 

$596
Schedule of Restricted Stock Units Award Activity
RSU activity for the year ended December 31, 2019 was as follows:
 
Long-Term Incentive Program

 
Other

Number of units:
 
 
 
Outstanding at beginning of year
1,322,251

 
984,235

Granted
259,791

 
247,673

Dividends
22,571

 
20,576

Forfeited
(73,591
)
 
(121,344
)
Distributed
(625,997
)
 
(222,819
)
Outstanding at end of year
905,025

 
908,321

Unrecognized compensation cost

$102

 

$132

Weighted average remaining contractual life (years)
1.8

 
2.6
Schedule of Performance Based Restricted Stock Units Award Grant Fair Values The grant date fair values were estimated using a Monte-Carlo simulation model with the assumptions presented below. The model includes no expected dividend yield as the units earn dividend equivalents.
Grant Year
Grant Date
Performance Period
Expected Volatility

Risk Free Interest Rate

Grant Date Fair Value

2019
2/25/2019
3 years
23.88
%
2.46
%

$466.04

2018
2/26/2018
3 years
22.11
%
2.36
%
390.27

2017
2/27/2017
3 years
21.37
%
1.46
%
190.17
Schedule of Performance Based Restricted Stock Units Award Activity
PBRSU activity for the year ended December 31, 2019 was as follows:
 
 
Long-Term Incentive Program

Number of units:
 
 
Outstanding at beginning of year
 
1,268,667

Granted
 
214,651

Performance based adjustment (1)
 
115,613

Dividends
 
65,042

Forfeited
 
(60,755
)
Distributed
 
(777,092
)
Outstanding at end of year
 
826,126

Unrecognized compensation cost
 

$91

Weighted average remaining contractual life (years)
 
1.8