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NET INCOME PER SHARE
 12 Months Ended
Dec. 31, 2013
Earnings Per Share [Abstract]  
NET INCOME PER SHARE
NET INCOME PER SHARE

The following table sets forth the computation of basic and diluted net income per share (in millions except per share amounts):

 
Year ended December 31,
 
2013
 
2012
 
2011
NUMERATOR:
 
 
 
 
 
Net income
$
754

 
$
421

 
$
178

Incremental income effect of
  interest on 5.25% convertible notes
3

 
3

 
—

Net income after assumed conversion
$
757

 
$
424

 
$
178

 
 
 
 
 
 
DENOMINATOR:
 

 
 

 
 
Weighted-average shares outstanding, basic
710

 
750

 
774

Dilutive effect of Employee stock options and
  restricted stock units
2

 
1

 
1

Dilutive effect of 5.25% convertible notes
6

 
6

 
—

Adjusted weighted-average shares outstanding, diluted
718

 
757

 
775

 
 
 
 
 
 
NET INCOME PER SHARE:
 

 
 

 
 
Basic
$
1.06

 
$
0.56

 
$
0.23

Diluted
$
1.05

 
$
0.56

 
$
0.23

 
 
 
 
 
 
Potentially dilutive amounts excluded from calculations:
 

 
 

 
 
Stock options and restricted stock units
9

 
35

 
48

5.25% convertible notes
—

 
—

 
6