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Stockholders' Equity (Tables)
9 Months Ended
Sep. 30, 2019
Stockholders' Equity Note [Abstract]  
Schedule of Stock-Based Compensation Expense
The following table summarizes stock-based compensation included in the Company’s consolidated statements of income for the three and nine months ended September 30, 2019 and 2018 (in thousands):
 
 
For the Three Months
Ended September 30,
 
For the Nine Months
Ended September 30,
 
2019
 
2018
 
2019
 
2018
Cost of revenue
$
5,555

 
$
5,494

 
$
16,917

 
$
16,343

Research and development
12,842

 
11,249

 
36,943

 
32,684

Sales and marketing
15,593

 
16,835

 
46,384

 
49,543

General and administrative
12,825

 
13,054

 
40,018

 
40,245

Total stock-based compensation
46,815

 
46,632

 
140,262

 
138,815

Provision for income taxes
(14,867
)
 
(7,802
)
 
(41,658
)
 
(37,692
)
Total stock-based compensation, net of income taxes
$
31,948

 
$
38,830

 
$
98,604

 
$
101,123