Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation (Tables)

v2.4.0.8
Stock-Based Compensation (Tables)
9 Months Ended
Sep. 30, 2013
Stock-Based Compensation  
Schedule of employee stock-based compensation expense under the Company's plans

 

 

 

 

Three Months Ended

 

Nine Months Ended

 

 

 

September 30,

 

September 30,

 

 

 

2013

 

2012

 

2013

 

2012

 

 

 

 

 

 

 

 

 

 

 

Employee stock-based compensation expense

 

$

2,015

 

$

1,195

 

$

6,281

 

$

3,125

 

Tax effect on employee stock-based compensation expense

 

(503

)

(482

)

(1,927

)

(1,256

)

Net effect on income

 

$

1,512

 

$

713

 

$

4,354

 

$

1,869

 

Schedule of weighted average assumptions used to value options granted

 

 

 

 

Three Months Ended

 

Nine Months Ended

 

 

 

September 30,

 

September 30,

 

 

 

2013

 

2012

 

2013

 

2012

 

 

 

 

 

 

 

 

 

 

 

Grant date fair value of options

 

$

 

$

 

$

6.11

 

$

4.96

 

Volatility

 

 

 

40.4

%

39.6

%

Risk-free interest rate

 

 

 

1.0

%

1.2

%

Dividend yield

 

 

 

0.0

%

0.0

%

Expected term (in years)

 

 

 

6.0

 

6.0

 

Summary of option activity under the Company's plans

 

 

 

 

Options

 

Weighted-
Average Exercise
Price

 

Weighted-Average
Remaining
Contractual Life
(Years)

 

Aggregate
Intrinsic Value

 

 

 

 

 

 

 

 

 

 

 

Outstanding as of December 31, 2012

 

5,277,412

 

$

8.86

 

 

 

 

 

Granted

 

190,413

 

15.34

 

 

 

 

 

Exercised

 

(9,050

)

6.24

 

 

 

 

 

Forfeited

 

(8,050

)

11.91

 

 

 

 

 

Outstanding as of March 31, 2013

 

5,450,725

 

9.08

 

6.2

 

$

45,939

 

Granted

 

 

 

 

 

 

 

Exercised

 

(233,603

)

9.13

 

 

 

 

 

Forfeited

 

(31,815

)

12.41

 

 

 

 

 

Outstanding as of June 30, 2013

 

5,185,307

 

9.06

 

6.0

 

$

80,583

 

Granted

 

 

 

 

 

 

 

Exercised

 

(363,574

)

9.28

 

 

 

 

 

Forfeited

 

(31,275

)

11.38

 

 

 

 

 

Outstanding as of September 30, 2013

 

4,790,458

 

9.03

 

5.6

 

$

105,267

 

Options exercisable

 

3,515,090

 

8.03

 

4.8

 

$

80,727

 

Summary of the activity for unvested restricted stock awards granted under the Company's plans

 

 

 

 

Number of
Shares

 

Weighted-Average
Grant Date Fair
Value per Share

 

 

 

 

 

 

 

Balance at December 31, 2012

 

758,990

 

$

12.49

 

Granted

 

172,212

 

15.34

 

Vested

 

(70,964

)

 

Forfeited

 

(3,197

)

13.78

 

Balance at March 31, 2013

 

857,041

 

13.07

 

Granted

 

105,858

 

18.29

 

Forfeited

 

(152,653

)

12.54

 

Balance at June 30, 2013

 

810,246

 

14.51

 

Granted

 

101,908

 

26.74

 

Forfeited

 

(12,981

)

14.10

 

Balance at September 30, 2013

 

899,173

 

18.93