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Share-based Compensation (Tables) | 3 Months Ended
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Mar. 31, 2022
Share-Based Payment Arrangement [Abstract] |
Schedule of Share-based Compensation |
| Three Months Ended March 31, |  |  |  |
| 2022 |  |  |  |  | 2021 |  |  |  |  |  |
Cost of revenues | $ | 1,415 |  |  |  |  |  | $ | 1,578 |  |  |  |  |  |  |
Research and development | 4,070 |  |  |  |  |  | 3,228 |  |  |  |  |  |  |
Sales and marketing | 2,043 |  |  |  |  |  | 1,988 |  |  |  |  |  |  |
General and administrative | 3,671 |  |  |  |  |  | 2,304 |  |  |  |  |  |  |
Total | $ | 11,199 |  |  |  |  |  | $ | 9,098 |  |  |  |  |  |  |
During the quarter ended March 31, 2022, the Board of Directors of the Company approved and the Company granted restricted stock units to eligible employees under the 2018 Plan that were immediately vested, as fiscal 2021 annual bonus payments. The total charges recorded during the quarter ended March 31, 2022 were $8.8 million. Such bonus payments in fiscal 2021 were paid and recorded in the quarter ended March 31, 2021 and total charges related to such bonus payments were $7.0 million.
Summary of Stock Option Activity | The following table summarizes the Company’s stock option activity for the three months ended March 31, 2022:
Outstanding — December 31, 2021 | 8,085,793 |  |  |  |  |  |  |
Granted | 1,302,500 |  |  |  |  |  |  |
Exercised | (130,790) |  |  |  |  |  |  |
Canceled | (583,612) |  |  |  |  |  |  |
Outstanding — March 31, 2022 | 8,673,891 |  |  |  |  |  |  |
Exercisable — March 31, 2022 | 4,931,898 |  |  |  |  |  |  |
Summary of Restricted Stock Unit Activity | The following table summarizes the Company’s RSU activity:
Non-vested — December 31, 2021 | 1,247,723 |
Granted | 2,139,100 |
Vested | (1,892,613) |
Forfeited | (50,700) |
Non-vested — March 31, 2022 | 1,443,510 |

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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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