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Note 16 - Stock-Based and Employee Savings Plans (Tables)
12 Months Ended
Dec. 31, 2012
Stock-Based Plans Disclosure [Abstract]  
Schedule of Stock Option Activity
The following table summarizes stock option activity under our equity incentive plans as of and for the year ended December 31, 2012:
 
Shares
 
Weighted
Average
Exercise
Price
 
Weighted Average Remaining Contractual Term (Years)
 
Aggregate Intrinsic Value
 
(In millions, except per share amounts and years)
Outstanding at January 1, 2012
40

 
$
25.84

 
 
 
 
Granted and assumed
2

 
$
36.76

 
 
 
 
Exercised
(15
)
 
$
24.45

 
 
 
 
Forfeited/expired/canceled
(3
)
 
$
31.26

 
 
 
 
Outstanding at December 31, 2012
24

 
$
27.14

 
3.59
 
$
577

Expected to vest
23

 
$
26.95

 
3.51
 
$
559

Options exercisable
16

 
$
25.81

 
2.78
 
$
412

Schedule of Restricted Stock Units
A summary of the status of restricted stock units ("RSU") granted (including performance-based restricted stock units that have been earned) under our equity incentive plans as of December 31, 2012 and changes during the year ended December 31, 2012 is presented below:
 
Units 
 
Weighted Average
Grant-Date
Fair Value
(per share)
 
(In millions, except per share amounts)
Outstanding at January 1, 2012
40

 
$
24.74

Awarded and assumed
19

 
$
37.63

Vested
(15
)
 
$
22.83

Forfeited
(5
)
 
$
27.43

Outstanding at December 31, 2012
39

 
$
31.35

Expected to vest at December 31, 2012
34

 
 
Schedule of Stock-Based Compensation Expense
The impact on our results of operations of recording stock-based compensation expense for years ended December 31, 2012, 2011 and 2010 was as follows:  
 
Year Ended December 31,
 
2012
 
2011
 
2010
 
(In millions)
Cost of net revenues
$
55

 
$
56

 
$
49

Sales and marketing
135

 
132

 
106

Product development
138

 
123

 
101

General and administrative
160

 
147

 
125

Total stock-based compensation expense
$
488

 
$
458

 
$
381

Capitalized in product development
$
19

 
$
17

 
$
10

Schedule of Weighted Average Assumptions Used
 
Year Ended December 31,
 
2012
 
2011
 
2010
Risk-free interest rate
0.7
%
 
1.2
%
 
1.4
%
Expected life (in years)
4.0

 
3.8

 
3.4

Dividend yield
%
 
%
 
%
Expected volatility
38
%
 
38
%
 
37
%