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EARNINGS AND DIVIDENDS PER SHARE (Tables)
 9 Months Ended
Sep. 30, 2018
Earnings Per Share [Abstract]  
Earnings per share, basic and diluted
The following table sets forth the computation of basic and diluted earnings per share ("EPS"):
 
Third Quarter
 
First Nine Months
(In millions, except per share amounts)
2018
 
2017
 
2018
 
2017
Numerator
 
 
 
 
 
 
 
Earnings attributable to Eastman, net of tax
$
412

 
$
323

 
$
1,046

 
$
893

 
 
 
 
 
 
 
 
Denominator
 
 
 
 
 
 
 
Weighted average shares used for basic EPS
140.6

 
144.3

 
141.7

 
145.2

Dilutive effect of stock options and other awards
1.8

 
1.2

 
2.0

 
1.3

Weighted average shares used for diluted EPS
142.4

 
145.5

 
143.7

 
146.5

 
 
 
 
 
 
 
 
(Calculated using whole dollars and shares)
 
 
 
 
 
 
 
EPS
 
 
 
 
 
 
 
Basic
$
2.93

 
$
2.24

 
$
7.38

 
$
6.15

Diluted
$
2.89

 
$
2.22

 
$
7.28

 
$
6.10