Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity (Tables)

v3.7.0.1
Stockholders' Equity (Tables)
3 Months Ended
Mar. 31, 2017
Equity [Abstract]  
Stock option plan activity
The following is a summary of the Company’s stock option and restricted stock activity and related information:
 
Stock Options
 
Restricted Stock Awards
 
Shares
 
Weighted-
Average
Exercise
Price
 
Shares
 
Weighted-
Average Grant
Date Fair Value
Balance as of December 31, 2016
1,754,275

 
$
42.12

 
308,700

 
$
86.61

Granted
180,765

 
100.81

 
64,155

 
100.91

Exercised
(29,412
)
 
17.42

 
(96,744
)
 
79.68

Forfeited

 

 
(300
)
 
97.92

Balance as of March 31, 2017
1,905,628

 
$
48.07

 
275,811

 
$
92.36

Restricted stock activity
The following is a summary of the Company’s stock option and restricted stock activity and related information:
 
Stock Options
 
Restricted Stock Awards
 
Shares
 
Weighted-
Average
Exercise
Price
 
Shares
 
Weighted-
Average Grant
Date Fair Value
Balance as of December 31, 2016
1,754,275

 
$
42.12

 
308,700

 
$
86.61

Granted
180,765

 
100.81

 
64,155

 
100.91

Exercised
(29,412
)
 
17.42

 
(96,744
)
 
79.68

Forfeited

 

 
(300
)
 
97.92

Balance as of March 31, 2017
1,905,628

 
$
48.07

 
275,811

 
$
92.36