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Share-Based Compensation (Tables)
 9 Months Ended
Sep. 30, 2020
Share-based Payment Arrangement [Abstract]  
Summary of Share-Based Compensation Expense Recognized to Statements of Operations
A summary of share-based compensation expense recognized in the Company’s Condensed Consolidated Statements of Operations is as follows (in thousands):
Three Months Ended
September 30,		Nine Months Ended
September 30,
 2020201920202019
Cost of revenues$3,847 $2,351 $10,419 $6,112 
Research and development10,679 6,230 27,918 16,000 
Sales and marketing17,552 10,182 45,165 27,589 
General and administrative19,488 8,613 53,908 21,989 
Total share-based compensation expense$51,566 $27,376 $137,410 $71,690 
Summary of Share-Based Compensation Expense by Award Type
A summary of share-based compensation expense by award type is as follows (in thousands):
Three Months Ended
September 30,		Nine Months Ended
September 30,
 2020201920202019
Options$8 $137 $41 $876 
Employee stock purchase plan rights1,719 868 4,954 2,810 
Restricted stock units49,839 26,371 132,415 68,004 
Total share-based compensation expense$51,566 $27,376 $137,410 $71,690 
Summary of Stock Option Activity Plans
A summary of option activity under all of the Company’s equity incentive plans at September 30, 2020 and changes during the period then ended is presented in the following table:
Number of
Options
Outstanding
(in thousands)		Weighted-
Average
Exercise Price
Per Share		Weighted-
Average
Contractual
Term
(in Years)		Aggregate
Intrinsic
Value
(in thousands)
Outstanding at December 31, 20192,257 $13.13 2.5$351,428 
Granted— — 
Exercised(956)13.36 
Canceled/Forfeited— — 
Outstanding at September 30, 20201,301 $12.96 1.8$340,420 
Vested and expected to vest as of September 30, 20201,301 $12.96 1.8$340,416 
Exercisable as of September 30, 20201,300 $12.96 1.8$340,264 
Summary of RSUs Activity A summary of activity of RSUs under the 2013 Plan at September 30, 2020, and changes during the period then ended is presented in the following table:
Number of
RSUs
Outstanding
(in thousands)		Weighted-
Average
Grant Date Fair
Value Per Share		Aggregate
Intrinsic Value
(in thousands)
Outstanding at December 31, 20193,249 $85.39 $548,145 
Granted1,253 217.88 
Released(1,397)95.97 
Canceled/Forfeited(198)107.71 
Outstanding at September 30, 20202,907 $135.88 $798,357