XML 34 R24.htm IDEA: XBRL DOCUMENT v3.21.1
Stockholders’ Equity and Equity Incentive Plans (Tables)
 3 Months Ended
Apr. 30, 2021
Stockholders' Equity Note [Abstract]  
Summary of Stock Option Activity Under Equity Incentive Plan
A summary of stock option activity under our equity incentive plan and related information is as follows:
 Stock Options
Outstanding
Stock
Options		Weighted-
Average
Exercise
Price		Weighted-
Average
Remaining
Contractual
Life (Years)		Aggregate
Intrinsic
Value
(in thousands, except share, life, and per share data)
Balance as of January 31, 20219,239,504 $7.17 7.0$3,371,457 
Granted— $— 
Exercised(751,686)$4.48 
Canceled/forfeited/expired(66,838)$5.05 
Balance as of April 30, 20218,420,980 $7.43 6.8$2,628,512 
Vested and exercisable as of April 30, 20214,853,741 $4.39 6.4$1,529,787 
Summary of Restricted Stock Units (RSUs) Activity Under Equity Incentive Plan A summary of RSU activity under our equity incentive plan and related information is as follows:
RSUs
Unvested
RSUs		Weighted-
Average
Grant Date Fair Value Per Share
Unvested as of January 31, 20214,510,730 $194.57 
Granted361,404 $334.88 
Vested(211,036)$103.91 
Canceled/forfeited(40,793)$260.68 
Unvested as of April 30, 20214,620,305 $209.10 
Summary of Stock-based Compensation Expense by Line Item
The stock-based compensation expense by line item in the accompanying condensed consolidated statements of operations is summarized as follows:
Three Months Ended April 30,
20212020
(in thousands)
Cost of revenue$14,066 $3,249 
Research and development20,819 5,224 
Sales and marketing51,812 17,123 
General and administrative12,272 3,181 
Total stock-based compensation expense$98,969 $28,777