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Stock-Based Compensation (Tables) | 6 Months Ended
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Jul. 31, 2021
Share-based Payment Arrangement [Abstract] |
Schedule of Stock Options Activity | The following table summarizes the activity related to the Company's stock options:
| Outstanding Stock Options |  | Weighted-Average Exercise Price |  | Weighted-Average Remaining Contractual Life (in years) |  | Aggregate Intrinsic Value (in thousands)
Balance, January 31, 2021 | 8,871,890 |  |  | $ | 7.64 |  |  | 4.94 |  | $ | 81,906 |
Granted | — |  |  | $ | — |  |  |  |  |
Exercised | (1,471,011) |  |  | $ | 9.78 |  |  |  |  |
Forfeited or canceled | (7,813) |  |  | $ | 6.80 |  |  |  |  |
Balance, July 31, 2021 | 7,393,066 |  |  | $ | 7.21 |  |  | 4.81 |  | $ | 43,098 |
Vested and expected to vest | 7,322,361 |  |  | $ | 7.17 |  |  | 4.80 |  | $ | 43,003 |
Exercisable at July 31, 2021 | 7,035,440 |  |  | $ | 6.99 |  |  | 4.74 |  | $ | 42,593 |
Schedule of Nonvested RSU Activity | The following table summarizes the activity related to the Company's restricted stock and restricted stock units:
| Outstanding |  | Weighted-Average Grant Date Fair Value
Balance as of January 31, 2021 | 9,545,352 |  |  | $ | 16.71 |
Granted | 5,443,718 |  |  | $ | 13.51 |
Vested and converted to shares | (2,067,646) |  |  | $ | 16.06 |
Forfeited or canceled | (1,679,439) |  |  | $ | 16.75 |
Balance as of July 31, 2021 | 11,241,985 |  |  | $ | 15.27 |
Schedule of Share-Based Compensation Expense | The Company's stock-based compensation expense for the periods presented was as follows:
| Three months ended July 31, |  | Six months ended July 31,
(in thousands) | 2021 |  | 2020 |  | 2021 |  | 2020
Cost of revenue | $ | 2,312 |  |  | $ | 1,307 |  |  | $ | 3,757 |  |  | $ | 2,540 |
Sales and marketing | 7,377 |  |  | 7,960 |  |  | 12,878 |  |  | 15,741 |
Research and development | 5,828 |  |  | 3,933 |  |  | 9,816 |  |  | 7,876 |
General and administrative | 4,885 |  |  | 4,030 |  |  | 8,549 |  |  | 8,445 |
Total stock-based compensation expense | $ | 20,402 |  |  | $ | 17,230 |  |  | $ | 35,000 |  |  | $ | 34,602 |

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