Quarterly report pursuant to Section 13 or 15(d)

Benefit Plans (Tables)

v2.4.0.6
Benefit Plans (Tables)
 6 Months Ended
Jun. 30, 2012
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Fair value of options granted to employees
The following table summarizes the weighted-average assumptions used to compute the fair value of options granted to employees and members of our board of directors:
 
For the Three Months Ended June 30,
 
For the Six Months Ended June 30,
 
2012
 
2011
 
2012
 
2011
Risk-free interest rate
0.8%
 
1.8%
 
0.8%
 
1.8%
Expected life of options — years
5.12
 
5.25
 
5.17
 
5.25
Expected stock price volatility
53%
 
56%
 
54%
 
56%
Expected dividend yield
0%
 
0%
 
0%
 
0%
Stock options activity under share-based payment plans
The following table summarizes stock option activity under our share-based payment plans for the six months ended June 30, 2012 (options in thousands):
 
Options
 
Weighted-
Average
Exercise
Price
 
Weighted-Average
Remaining
Contractual Term
(Years)
 
Aggregate
Intrinsic
Value
Outstanding as of December 31, 2011
439,580

 
$
1.25

 
 
 
 
Granted
1,120

 
$
1.98

 
 
 
 
Exercised
(69,942
)
 
$
0.55

 
 
 
 
Forfeited, cancelled or expired
(7,386
)
 
$
3.33

 
 
 
 
Outstanding as of June 30, 2012
363,372

 
$
1.34

 
6.06

 
$
296,646

Exercisable, June 30, 2012
142,613

 
$
1.76

 
4.00

 
$
119,270