XML 40 R31.htm IDEA: XBRL DOCUMENT
v3.22.1

Stock-based Compensation (Tables) | 3 Months Ended
--- | ---
Mar. 31, 2022
Share-based Payment Arrangement [Abstract] |
Schedule of Stock-based Awards | The following table summarizes the stock options activity under the 2010 Plan and 2019 Plan for the three months ended March 31, 2022:
| Stock Options Outstanding
| (in thousands, except year and per share data)
| Shares Subject to Options Outstanding |  | Weighted- Average Exercise Price per Option |  | Weighted- Average Remaining Contractual Terms (in years) |  | Aggregate Intrinsic Value
Balances as of December 31, 2021 | 13,603 |  |  | $ | 12.47 |  |  | 6.0 |  | $ | 1,726,440 |
Options granted | — |  |  | $ | — |  |  |  |  |
Options exercised | (857) |  |  | $ | 3.49 |  |  |  |  | $ | 87,101 |
Options canceled/forfeited/expired | (3) |  |  | $ | 2.77 |  |  |  |  |
Balances as of March 31, 2022 | 12,743 |  |  | $ | 15.13 |  |  | 5.75 |  | $ | 1,437,112 |
Vested and expected to vest as of March 31, 2022 | 12,739 |  |  | $ | 4.91 |  |  | 5.75 |  | $ | 1,436,612 |
Exercisable as of March 31, 2022 | 11,793 |  |  | $ | 2.62 |  |  | 5.56 |  | $ | 1,380,741 |
Schedule of Restricted Stock Units Activity | RSU and restricted stock activity for the three months ended March 31, 2022 was as follows:
| Restricted Stock and RSUs |  | Weighted-Average Grant Date Fair Value
| (in thousands, except per share data)
Unvested and outstanding as of December 31, 2021 | 7,456 |  |  | $ | 47.36 |
Granted - RSUs | 863 |  |  | $ | 102.25 |
Granted - Restricted stock | 52 |  |  | $ | 100.29 |
Vested - RSUs | (709) |  |  | $ | 31.63 |
Vested - Restricted stock | (655) |  |  | $ | 100.29 |
Forfeited | (173) |  |  | $ | 48.17 |
Unvested as of March 31, 2022 | 6,834 |  |  | $ | 55.45 |
Vested and not yet released | — |  |  | $ | — |
Outstanding as of March 31, 2022 | 6,834 |  |  | $ | 55.45 |
Schedule of Fair Value Assumptions for Employee Stock Purchase Plan | The weighted-average assumptions used to determine the fair value of the ESPP during the periods presented were as follows:
| Three Months ended March 31,
| 2022 |  | 2021
Expected term (in years) | 0.5 |  | 0.5
Risk-free interest rate | 0.1 | % |  | 0.1 | %
Expected volatility | 44.0 | % |  | 59.7 | %
Dividend yield | — | % |  | — | %
Schedule of Stock-based Compensation Expense | The following table sets forth the total stock-based compensation expense included in the Company’s condensed consolidated statements of operations:
| Three Months Ended March 31, |  |
| 2022 |  | 2021 |  |  |  |
| (in thousands)
Cost of revenue | $ | 1,078 |  |  | $ | 414 |  |  |  |  |
Sales and marketing | 8,919 |  |  | 5,645 |  |  |  |  |
Research and development | 18,829 |  |  | 8,364 |  |  |  |  |
General and administrative | 5,139 |  |  | 3,615 |  |  |  |  |
Total stock-based compensation expense | $ | 33,965 |  |  | $ | 18,038 |  |  |  |  |

X
- References No definition available. + Details
Name: | us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- 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 http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB Topic 14.F) -URI http://asc.fasb.org/extlink&oid=122041274&loc=d3e301413-122809 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5047-113901 + Details
Name: | us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure for stock option plans. Includes, but is not limited to, outstanding awards at beginning and end of year, grants, exercises, forfeitures, and weighted-average grant date fair value. + 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 (d) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
Name: | us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the significant assumptions used during the year to estimate the fair value of employee stock purchase plans, including, but not limited to: (a) expected term, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions. + 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 (f)(2) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
Name: | us-gaap_ScheduleOfShareBasedPaymentAwardEmployeeStockPurchasePlanValuationAssumptionsTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the change in restricted stock units (RSUs). + References No definition available. + Details
Name: | us-gaap_ScheduleOfUnvestedRestrictedStockUnitsRollForwardTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration