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Stockholders' Equity (Tables) | 9 Months Ended
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Sep. 30, 2022
Equity [Abstract] |
Summary of Stock Option Activity | Stock option activity for the nine months ended September 30, 2022 is presented below:
| Outstanding options |  | Weighted average exercise price |  | Weighted average remaining contractual term (years) |  | Aggregate intrinsic value (thousands)
Balance as of December 31, 2021 | 11,260,788 |  |  | 12.11 |  |  | 6.7 |  | 63,862 |
Granted | 1,868,692 |  |  | 12.77 |  |  |  |  |
Exercised | (364,844) |  |  | 8.30 |  |  |  |  |
Cancelled | (122,133) |  |  | 16.76 |  |  |  |  |
Balance as of September 30, 2022 | 12,642,503 |  |  | 12.27 |  |  | 6.6 |  | 150 |
Vested and exercisable as of September 30, 2022 | 8,974,051 |  |  | 11.79 |  |  | 5.8 |  | 150 |
Vested and expected to vest as of September 30, 2022 | 12,437,571 |  |  | 12.25 |  |  | 6.6 |  | 150 |
Summary of Restricted Stock Activity | Stock award activity, which includes PSUs, RSAs and PSUs, for the nine months ended September 30, 2022 is presented below:
| Outstanding RSUs, RSAs and PSUs |  | Weighted-average grant date fair value per share |  | Weighted average remaining contractual term (years) |  | Aggregate intrinsic value (thousands)
Balance as of December 31, 2021 | 4,353,637 |  |  | 18.40 |  | 1.5 |  | 75,873
Awarded (1) | 8,123,233 |  |  | 11.17 |  |  |  |
Released | (1,457,254) |  |  | 17.38 |  |  |  |
Cancelled | (1,238,528) |  |  | 16.35 |  |  |  |
Balance as of September 30, 2022 | 9,781,088 |  |  | 12.84 |  | 1.8 |  | 59,469
Vested and expected to vest as of September 30, 2022 | 8,526,468 |  |  | 12.82 |  | 1.7 |  | 51,841
(1) Includes approximately 1.4 million of PSUs granted during the third quarter of 2022.
Summary of Stock-Based Compensation Expense | Stock-based compensation expense recognized in connection with stock options, RSUs, PSUs and the ESPP during each of the three and nine months ended September 30, 2022 and 2021 were as follows:
| Three Months Ended September 30, |  | Nine Months Ended September 30,
| 2022 |  | 2021 |  | 2022 |  | 2021
Cost of net revenue | $ | 179 |  |  | $ | 197 |  |  | $ | 625 |  |  | $ | 735 |
Product development | 5,456 |  |  | 4,258 |  |  | 15,240 |  |  | 12,515 |
Sales, marketing and support | 2,226 |  |  | 1,426 |  |  | 6,065 |  |  | 4,160 |
General and administrative | 5,669 |  |  | 6,419 |  |  | 18,688 |  |  | 18,575 |
Total | $ | 13,530 |  |  | $ | 12,300 |  |  | $ | 40,618 |  |  | $ | 35,985 |

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- Definition Tabular disclosure of allocation of amount expensed and capitalized for award under share-based payment arrangement to statement of income or comprehensive income and statement of financial position. Includes, but is not limited to, corresponding line item in financial statement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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- Definition Tabular disclosure of number, weighted-average exercise price or conversion ratio, aggregate intrinsic value, and weighted-average remaining contractual term for outstanding options that are fully vested and expected to vest. Includes, but is not limited to, unvested options for which requisite service period has not been rendered but that are expected to vest based on achievement of performance condition, if forfeitures are recognized when they occur. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (e)(1) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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