Stock-Based Compensation Expense (Tables)
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12 Months Ended |
Dec. 31, 2022 |
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| Share-Based Payment Arrangement [Abstract] |
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| Share-based Payment Arrangement, Option, Activity |
The following table summarizes stock option activity for the years ended December 31, 2022 and 2021:
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Number of Options Outstanding
(in thousands) |
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Weighted-Average
Exercise Price Per
Share |
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Aggregate
Intrinsic Value
(in thousands) |
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Weighted-Average
Remaining
Contractual Life
(in years) |
| As of December 31, 2020 |
16,924 |
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$ |
0.20 |
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40,909 |
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9.21 |
| Granted |
227 |
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6.36 |
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| Exercised |
(2,356) |
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(0.17) |
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| Forfeited and canceled |
(2,291) |
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(0.24) |
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| Expired |
(82) |
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(0.20) |
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| As of December 31, 2021 |
12,421 |
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$ |
0.30 |
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72,940 |
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8.21 |
| Granted |
— |
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— |
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| Exercised |
(2,357) |
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0.16 |
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| Forfeited and canceled |
(1,172) |
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0.21 |
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| Expired |
(443) |
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1.12 |
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| As of December 31, 2022 |
8,449 |
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$ |
0.36 |
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170,997 |
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3.92 |
| Vested and expected to vest as of December 31, 2022 |
8,449 |
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0.36 |
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170,997 |
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3.92 |
| Exercisable as of December 31, 2022 |
7,486 |
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$ |
0.29 |
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145,294 |
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3.59 |
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| Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions |
was determined using the Black-Scholes-Merton option-pricing model with the following weighted-average assumptions:
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December 31, 2021 |
| Expected term (in years) |
5.91 |
| Risk-free interest rate |
1.7% |
| Expected volatility |
50.8% |
| Expected dividend yield |
—% |
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| Share-based Payment Arrangement, Restricted Stock Unit, Activity |
The following table summarizes the RSU activity for the year ended December 31, 2022 and 2021:
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Number of Restricted
Stock Units
(in thousands) |
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Weighted Average
Grant Date Fair
Value |
| Balance at December 31, 2020 |
— |
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$ |
— |
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| Granted |
53,936 |
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|
6.88 |
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| Canceled |
(22) |
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$ |
(8.16) |
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| Forfeited |
(676) |
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$ |
(7.57) |
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| Balance at December 31, 2021 |
53,238 |
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$ |
6.87 |
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| Granted |
30,972 |
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$ |
1.44 |
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| Released |
(13,799) |
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$ |
5.43 |
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| Forfeited |
(34,196) |
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$ |
5.98 |
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| Balance at December 31, 2022 |
36,215 |
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$ |
3.65 |
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| Share-based Payment Arrangement, Expensed and Capitalized, Amount |
The following table summarizes total stock-based compensation expense for the years ended December 31, 2022, 2021, and 2020 (in thousands):
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December 31, |
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2022 |
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2021 |
2020 |
| Cost of revenue |
— |
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— |
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15 |
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| General and administrative |
80,148 |
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78,735 |
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4,372 |
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| Selling and marketing |
2,352 |
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2,714 |
|
895 |
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| Research and development |
12,835 |
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5,182 |
|
892 |
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| Total |
$ |
95,335 |
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$ |
86,631 |
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$ |
6,174 |
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