Annual report pursuant to Section 13 and 15(d)

Stock-Based Compensation (Tables)

v3.3.1.900
Stock-Based Compensation (Tables)
12 Months Ended
Dec. 31, 2015
Stock-Based Compensation  
Schedule of employee stock-based compensation expense

 

 

 

 

 

 

 

 

 

 

 

 

 

Year Ended December 31,

 

 

    

2015

    

2014

    

2013

 

Employee stock-based compensation expense

 

$

15,161

 

$

11,423

 

$

8,738

 

Tax effect on employee stock-based compensation expense

 

 

(7,678)

 

 

(4,434)

 

 

(3,196)

 

Net effect on income

 

$

7,483

 

$

6,989

 

$

5,542

 

 

Schedule of weighted average assumptions used to value options granted

 

 

 

 

 

 

 

 

 

 

 

 

 

Year Ended December 31,

 

 

    

2015

    

2014

    

2013

 

Grant date fair value of options

 

$

19.06

 

$

16.81

 

$

6.11

 

Volatility

 

 

37.8

%  

 

37.3

%  

 

40.4

%  

Risk-free interest rate

 

 

1.8

%  

 

1.9

%  

 

1.0

%  

Dividend yield

 

 

0.0

%  

 

0.0

%  

 

0.0

%  

Expected term (in years)

 

 

6.0

 

 

6.0

 

 

6.0

 

 

Summary of option activity under the Company's plans

 

 

 

 

 

 

 

 

 

 

 

 

 

    

 

    

 

 

    

Weighted-Average

    

 

 

 

 

 

 

 

Weighted-

 

Remaining

 

 

 

 

 

 

 

 

Average

 

Contractual Life

 

Aggregate

 

 

 

Options

 

Exercise Price

 

(Years)

 

Intrinsic Value

 

Outstanding as of December 31, 2012

 

5,277,412

 

$

8.86

 

6.3

 

$

26,885

 

Granted

 

190,413

 

 

15.34

 

 

 

 

 

 

Exercised

 

(721,050)

 

 

8.86

 

 

 

 

 

 

Forfeited

 

(109,304)

 

 

12.33

 

 

 

 

 

 

Outstanding as of December 31, 2013

 

4,637,471

 

 

9.04

 

5.4

 

 

31,877

 

Granted

 

214,253

 

 

42.92

 

 

 

 

 

 

Exercised

 

(573,298)

 

 

9.05

 

 

 

 

 

 

Forfeited

 

(13,089)

 

 

18.12

 

 

 

 

 

 

Outstanding as of December 31, 2014

 

4,265,337

 

 

10.73

 

4.7

 

 

163,830

 

Granted

 

358,087

 

 

19.06

 

 

 

 

 

 

Exercised

 

(1,047,911)

 

 

48.38

 

 

 

 

 

 

Forfeited

 

(41,722)

 

 

7.90

 

 

 

 

 

 

Outstanding as of December 31, 2015

 

3,533,791

 

 

41.10

 

4.7

 

 

61,199

 

Options exercisable

 

3,126,162

 

 

15.03

 

4.1

 

 

60,364

 

 

Schedule of other information

 

 

 

 

 

 

 

 

 

 

 

 

 

Year Ended December 31,

 

 

    

2015

    

2014

    

2013

 

Total intrinsic value of options exercised

 

$

37,879

 

$

20,867

 

$

13,745

 

Cash received from exercises of stock options

 

 

8,279

 

 

5,190

 

 

6,400

 

Cash received from issuance of restricted stock

 

 

2

 

 

1

 

 

1

 

 

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

 

 

 

 

 

 

 

 

    

    

    

Weighted-

 

 

 

 

 

Average Grant

 

 

 

Number of

 

Date Fair Value

 

 

 

Shares

 

per Share

 

Outstanding as of December 31, 2012

 

758,990

 

$

12.49

 

Granted

 

386,245

 

 

19.54

 

Vested

 

(74,298)

 

 

 —

 

Forfeited

 

(169,386)

 

 

12.69

 

Outstanding as of December 31, 2013

 

901,551

 

 

16.50

 

Granted

 

360,834

 

 

41.99

 

Vested

 

(143,264)

 

 

 —

 

Forfeited

 

(20,447)

 

 

28.39

 

Outstanding as of December 31, 2014

 

1,098,674

 

 

33.72

 

Granted

 

1,508,796

 

 

34.55

 

Vested

 

(434,292)

 

 

29.26

 

Forfeited

 

(19,967)

 

 

38.58

 

Outstanding as of December 31, 2015

 

2,153,211

 

 

35.63