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v3.23.1

Stock Based Compensation - Stock Activity (Details) - USD ($) $ / shares in Units, $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021
Number of Shares Available for Issuance Under the Plan |  |
Beginning balance (in shares) | 51,437,898 |
Additional shares authorized (in shares) | 20,437,691 |
Options and restricted stock units granted (in shares) | (56,239,223) |
Options canceled (in shares) | 12,821,148 |
Ending balance (in shares) | 28,457,514 | 51,437,898
Number of Shares Outstanding Under the Plan |  |
Beginning balance (in shares) | 27,727,088 |
Options granted (in shares) | 0 |
Options exercised (in shares) | (10,318,720) |
Options canceled (in shares) | (1,162,506) |
Ending balance (in shares) | 16,245,862 | 27,727,088
Exercisable (in shares) | 3,930,317 | 13,157,036
Unvested (in shares) | 12,315,545 | 14,570,052
Weighted- Average Exercise Price |  |
Beginning balance (in dollars per share) | $ 7.79 |
Options granted (in dollars per share) | 0 |
Options exercised (in dollars per share) | 0.13 |
Options canceled (in dollars per share) | 1.02 |
Ending balance (in dollars per share) | 13.15 | $ 7.79
Exercisable, weighted-average exercise price (in dollars per share) | 0.29 | 0.15
Unvested, weighted-average exercise price (in dollars per share) | $ 17.25 | $ 14.69
Weighted-Average Remaining Contractual Term and Aggregate Intrinsic Value |  |
Options outstanding, weighted-average remaining contractual term | 7 years 3 months 7 days | 7 years 14 days
Exercisable, weighted-average remaining contractual term | 5 years 2 months 1 day | 5 years 2 months 1 day
Unvested, weighted-average remaining contractual term | 7 years 11 months 8 days | 8 years 8 months 19 days
Options outstanding, aggregate intrinsic value | $ 1,145 | $ 113,110
Exercisable, aggregate intrinsic value | 1,132 | 95,946
Unvested, aggregate intrinsic value | $ 14 | $ 17,164
Restricted stock units |  |
Number of Plan shares outstanding |  |
Beginning balance (in shares) | 7,600,097 |
Restricted stock units granted (in shares) | 56,239,223 |
Restricted stock units released (in shares) | (2,074,116) |
Restricted stock units canceled (in shares) | (11,658,642) |
Ending balance (in shares) | 50,106,562 | 7,600,097
Weighted-Average Grant Date Fair Value per share |  |
Beginning balance (in dollars per share) | $ 13.17 |
Granted (in dollars per share) | 1.04 |
Vested (in dollars per share) | 9.35 |
Forfeited (in dollars per share) | 6.63 |
Ending balance (in dollars per share) | $ 1.23 | $ 13.17

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- Definition Weighted average fair value as of the grant date of equity-based award plans other than stock (unit) option plans that were not exercised or put into effect as a result of the occurrence of a terminating event. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2)(iii)(03) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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- Definition The weighted average fair value as of grant date pertaining to an equity-based award plan other than a stock (or unit) option plan for which the grantee gained the right during the reporting period, by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash in accordance with the terms of the arrangement. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2)(iii)(02) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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- Definition The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable. + 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 -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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