XML 44 R33.htm IDEA: XBRL DOCUMENT v3.10.0.1
Net Income Per Share Attributable to Gilead Common Stockholders (Tables)
6 Months Ended
Jun. 30, 2018
Earnings Per Share [Abstract]  
Schedule of the Calculation of Basic and Diluted Earnings Per Share
The following table summarizes the calculation of basic and diluted net income per share attributable to Gilead common stockholders (in millions, except per share amounts):
 
 
Three Months Ended
 
Six Months Ended
 
 
June 30,
 
June 30,
 
 
2018
 
2017
 
2018
 
2017
Net income attributable to Gilead
 
$
1,817

 
$
3,073

 
$
3,355

 
$
5,775

Shares used in per share calculation - basic
 
1,298

 
1,307

 
1,302

 
1,307

Dilutive effect of stock options and equivalents
 
10

 
10

 
12

 
12

Shares used in per share calculation - diluted
 
1,308

 
1,317

 
1,314

 
1,319

Net income per share attributable to Gilead common stockholders - basic
 
$
1.40

 
$
2.35

 
$
2.58

 
$
4.42

Net income per share attributable to Gilead common stockholders - diluted
 
$
1.39

 
$
2.33

 
$
2.55

 
$
4.38