XML 58 R41.htm IDEA: XBRL DOCUMENT v3.10.0.1
STOCK-BASED COMPENSATION (Tables)
 12 Months Ended
Dec. 31, 2018
STOCK-BASED COMPENSATION  
Schedule of weighted-average assumptions used to estimate the fair value of options granted

 

 

 

 

 

 

 

 

 

 

    

2018

    

2017

    

2016

 

Dividend yield

 
0.0

%  
0.0

%  
0.0

%

Expected volatility

 

34.7

%  

36.5

%  

36.2

%

Risk-free interest rate

 

2.81

%  

2.11

%  

1.57

%

Expected term

 

6.0 Years

 

6.1 Years

 

6.3 Years

 

 

Summary of activities with respect to its stock option plans

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Weighted-

 

 

 

 

 

 

 

Weighted-

 

Average

 

 

 

 

 

 

 

Average

 

Remaining

 

 

 

 

 

Number of

 

Exercise

 

Contractual

 

Aggregate

 

 

Shares (In

 

Price Per

 

Term (In

 

Intrinsic

Options

    

thousands)

    

Share

    

years)

    

Value

Outstanding at January 1, 2018

 

17,819

 

$

29.62

 

6.1

 

$

600,032

Granted 01/01/18 - 03/31/18

 

2,615

 

$

58.76

 

 

 

 

 

Granted 04/01/18 - 06/30/18

 

360

 

$

51.72

 

 

 

 

 

Granted 07/01/18 - 09/30/18

 

11

 

$

58.77

 

 

 

 

 

Granted 10/01/18 - 12/31/18

 

194

 

$

55.91

 

 

 

 

 

Exercised

 

(1,450)

 

$

19.20

 

 

 

 

 

Cancelled or forfeited

 

(659)

 

$

45.22

 

 

 

 

 

Outstanding at December 31, 2018

 

18,890

 

$

34.61

 

5.8

 

$

303,627

Vested and expected to vest in the future at December 31, 2018

 

18,052

 

$

33.83

 

5.7

 

$

301,723

Exercisable at December 31, 2018

 

10,432

 

$

23.10

 

4.1

 

$

272,636

 

Summary of information about stock options outstanding and exercisable

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Options Outstanding

 

Options Exercisable

 

 

 

 

 

 

 

 

Weighted

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Average

 

Weighted

 

Number

 

Weighted

 

 

 

 

 

 

Number

 

Remaining

 

Average

 

Exercisable

 

Average

Range of Exercise

 

Outstanding

 

Contractual

 

Exercise

 

(In

 

Exercise

Prices ($)

     

 (In Thousands)

    

Term (Years)

    

Price ($)

    

Thousands)

    

Price ($)

$

5.94

-

$

5.94

 

3,086

 

0.9

 

$

5.94

 

3,086

 

$

5.94

$

6.02

-

$

17.99

 

2,109

 

4.0

 

$

16.13

 

2,109

 

$

16.13

$

18.64

-

$

23.68

 

2,227

 

5.0

 

$

22.77

 

1,970

 

$

22.71

$

36.05

-

$

43.64

 

1,932

 

7.2

 

$

41.59

 

683

 

$

40.41

$

43.99

-

$

43.99

 

2,325

 

7.2

 

$

43.99

 

856

 

$

43.99

$

44.73

-

$

45.01

 

623

 

7.1

 

$

44.94

 

225

 

$

44.94

$

45.16

-

$

45.16

 

1,998

 

6.1

 

$

45.16

 

1,183

 

$

45.16

$

45.55

-

$

55.20

 

1,899

 

8.4

 

$

48.24

 

313

 

$

46.81

$

56.08

-

$

57.36

 

81

 

9.6

 

$

57.16

 

 1

 

$
56.08

$

58.73

-

$

67.93

 

2,610

 

9.1

 

$

58.89

 

 6

 

$

62.92

 

 

 

 

 

 

18,890

 

5.8

 

$

34.61

 

10,432

 

$

23.10

 

Summary of activities with respect to non-vested restricted stock units

 

 

 

 

 

 

 

 

 

 

 

Weighted

 

 

Number of

 

Average

 

 

Shares (in

 

Grant-Date

 

    

thousands)

    

Fair Value

Non-vested at January 1, 2018

 

530

 

$

45.09

Granted 01/01/18 - 03/31/18

 

221

 

$

58.75

Granted 04/01/18 - 06/30/18

 

48

 

$

52.31

Granted 07/01/18 - 09/30/18

 

 1

 

$

58.72

Granted 10/01/18 - 12/31/18

 

 1

 

$

56.19

Vested

 

(265)

 

$

45.26

Forfeited/cancelled

 

(7)

 

$

33.60

Non-vested at December 31, 2018

 

529

 

$

51.55

 

Schedule of employee and non-employee share-based compensation expense

 

 

 

 

 

 

 

 

 

 

 

 

    

2018

    

2017

    

2016

Operating expenses

 

$

57,111

 

$

52,282

 

$

45,848

Total employee and non-employee share-based compensation expense included in income, before income tax

 

 

57,111

 

 

52,282

 

 

45,848

Less: Amount of income tax benefit recognized in earnings

 

 

(14,892)

 

 

(100,635)

 

 

(34,909)

Amount charged against net income

 

$

42,219

 

$

(48,353)

 

$

10,939