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Stock-based Compensation (Tables) | 6 Months Ended
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Apr. 03, 2021
Share-based Payment Arrangement [Abstract] |
Schedule of stock option activity | The summary of the Company’s stock option activity is as follows:
| Number of Options |  | Weighted-Average Exercise Price |  | Weighted Average Remaining Contractual Term |  | Aggregate Intrinsic Value
|  |  |  |  | (In years) |  | (In thousands)
Outstanding at October 3, 2020 | 28,422,940 |  |  | $ | 12.03 |  |  | 5.6 |  | $ | 99,053 |
Granted | — |  |  | — |  |  |  |  |
Exercised | (10,829,628) |  |  | 11.01 |  |  |  |  |
Forfeited | (403,681) |  |  | 14.30 |  |  |  |  |
Outstanding at April 3, 2021 | 17,189,631 |  |  | $ | 12.62 |  |  | 5.5 |  | $ | 452,794 |
At April 3, 2021 |  |  |  |  |  |  |
Options exercisable | 14,465,856 |  |  | $ | 12.25 |  |  | 5.1 |  | $ | 386,395 |
Options vested and expected to vest | 16,893,229 |  |  | $ | 12.59 |  |  | 5.5 |  | $ | 445,523 |
Schedule of restricted stock unit activity | The summary of the Company’s RSU activity is as follows:
| Number of Units |  | Weighted-Average Grant Date Fair Value |  | Aggregate Intrinsic Value
|  |  |  |  | (In thousands)
Outstanding at October 3, 2020 | 11,647,951 |  |  | $ | 10.50 |  |  | $ | 180,543 |
Granted | 2,613,732 |  |  |  |  |
Released | (1,989,069) |  |  |  |  |
Forfeited | (607,864) |  |  |  |  |
Outstanding at April 3, 2021 | 11,664,750 |  |  | $ | 11.87 |  |  | $ | 454,459 |
Schedule of performance stock units activity | The summary of the Company’s PSU activity is as follows:
| Number of Units |  | Weighted-Average Grant Date Fair Value |  | Aggregate Intrinsic Value
|  |  |  |  | (In thousands)
Outstanding at October 3, 2020 | — |  |  | $ | — |  |  | $ | — |
Granted | 158,521 |  |  |  |  |
Vested | — |  |  |  |  |
Forfeited | — |  |  |  |  |
Outstanding at April 3, 2021 | 158,521 |  |  | $ | 22.81 |  |  | $ | 6,176 |
Schedule of stock-based compensation expense | Total stock-based compensation expense by functional category was as follows:
| Three Months Ended |  | Six Months Ended
| April 3, 2021 |  | March 28, 2020 |  | April 3, 2021 |  | March 28, 2020
(In thousands) |  |  |  |  |  |  |
Cost of revenue | $ | 261 |  |  | $ | 278 |  |  | $ | 474 |  |  | $ | 561
Research and development | 6,683 |  |  | 5,427 |  |  | 12,942 |  |  | 10,543
Sales and marketing | 3,632 |  |  | 3,407 |  |  | 7,040 |  |  | 6,948
General and administrative | 5,787 |  |  | 4,282 |  |  | 10,751 |  |  | 8,546
Total stock-based compensation expense | $ | 16,363 |  |  | $ | 13,394 |  |  | $ | 31,207 |  |  | $ | 26,598 |

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