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Equity Plans - (Tables) | 6 Months Ended
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Jun. 30, 2022
Schedule Of Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Grant Date Intrinsic Value [Table Text Block] | A summary of activity related to stock option is summarized as below (in thousands, except for share and per share data):
|  | Number of Options |  |  | Weighted-Average Exercise Price |  |  | Weighted-average contractual life (in years) |  |  | Aggregate Intrinsic value |
Outstanding – December 31, 2021 |  |  | 11,468,275 |  |  | $ | 0.36 |  |  |  | 8.1 |  |  | $ | 46,839 |
Granted |  |  | — |  |  |  |  |  |  |  |  |  |  |  |  |
Exercised |  |  | (1,353,145 | ) |  | $ | 0.27 |  |  |  |  |  |  |  | 7,104 |
Forfeited and expired |  |  | (632,419 | ) |  | $ | 0.27 |  |  |  |  |  |  |  |  |
Outstanding - June 30, 2022 |  |  | 9,482,711 |  |  | $ | 0.35 |  |  |  | 7.7 |  |  | $ | 31,454 |
Exercisable - June 30, 2022 |  |  | 5,874,426 |  |  | $ | 0.39 |  |  |  | 7.7 |  |  | $ | 19,258 |
Schedule Of Employee Service Share Based Compensation Allocation Of Recognized Period Costs | The table below summarizes the total stock compensation expenses for the three and six months ended June 30, 2022 and 2021 (in thousands):
|  | 3 Months Ended |  |  | 6 Months Ended |
|  | June 30, |  |  | June 30, |
|  | 2022 |  |  | 2022 |
Research and development |  | $ | 2,209 |  |  | $ | 4,598 |
Sales and marketing expenses |  |  | 256 |  |  |  | 697 |
General and administrative expenses |  |  | 8,576 |  |  |  | 17,227 |
Total Stock Compensation Expenses |  | $ | 11,041 |  |  | $ | 22,522 |
|  | 3 Months Ended |  |  | 6 Months Ended |
|  | June 30, |  |  | June 30, |
|  | 2021 |  |  | 2021 |
Research and development |  | $ | 299 |  |  | $ | 638 |
Sales and marketing expenses |  |  | 29 |  |  |  | 61 |
General and administrative expenses |  |  | 193 |  |  |  | 419 |
Total Stock Compensation Expenses |  | $ | 521 |  |  | $ | 1,118 |
Schedule Of Share Based Payment Award Stock Options Valuation Assumptions | The Company did not grant any stock option awards during the six months ended June 30, 2022. The range of assumptions used in the Black-Scholes option-pricing model for options issued to employees during the six months ended June 30, 2021, are as follows:
|  | June 30, |
|  | 2021 |
Expected volatility |  |  | 46.8 | %
Weighted-average risk-free interest rate |  |  | 1.07 | %
Expected dividend yield |  |  | 0 | %
Expected term (in years) |  |  | 6.1 years |
Exercise price |  | $ | 0.21 |
Schedule of Activity Related to Restricted Stock Units | A summary of activity related to RSUs is summarized as below:
|  | RSUs |  |  | Weighted Average Fair Value Per Share |
Balance at December 31, 2021 |  |  | 5,388,455 |  |  |  |  |
Granted |  |  | 9,885,413 |  |  | $ | 4.89 |
Vested |  |  | (2,630,699 | ) |  |  |  |
Forfeited |  |  | (792,643 | ) |  |  |  |
Balance at June 30, 2022 |  |  | 11,850,526 |  |  |  |  |

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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 the total intrinsic value of options exercised (or share units converted), share-based liabilities paid, and the total fair value of shares vested during the year. + 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)(2) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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- Definition Tabular disclosure of the significant assumptions used during the year to estimate the fair value of stock options, including, but not limited to: (a) expected term of share options and similar instruments, (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 https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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- Definition Disclosure of the number and weighted-average grant date fair value for restricted stock and restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock and restricted stock units that were granted, vested, or forfeited during the year. + References No definition available. + Details
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