Stock-Based Compensation - Summary of Option (Details) - 2014 Plan - USD ($)	12 Months Ended
Dec. 31, 2022	Dec. 31, 2021
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]
Granted (in shares)	12,632,626
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Forfeitures in Period	(1,232,218)
Cancelled (in shares)	(3,810,345)
Stock options
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]
Balance at the beginning (in shares)	35,405,000
Granted (in shares)	12,632,626
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Forfeitures in Period	(1,232,218)
Cancelled (in shares)	(3,810,346)
Balance at the ending (in shares)	42,995,062	35,405,000
Exercisable (in shares)	25,441,484
Vested and expected to vest (in shares)	42,995,062
Weighted Average Exercise Price
Balance at the beginning (in dollars per share)	$ 0.07
Granted (in dollars per share)	0.49
Forfeited (in dollars per share)	0.47
Cancelled (in dollars per share)	0.07
Balance at the ending (in dollars per share)	0.18	$ 0.07
Exercisable (in dollars per share)	0.08
Vested and expected to vest (in dollars per share)	$ 0.18
Share-based compensation arrangement by share-based payment award, options, additional disclosures
Weighted average remaining contractual term (years)	7 years 1 month 20 days	9 years 29 days
Weighted average remaining contractual term (years), exercisable	7 years 9 months 18 days
Weighted average remaining contractual term (years), vested and expected to vest	7 years 1 month 20 days
Aggregate intrinsic value	$ 0	$ 134,750
Aggregate intrinsic value, exercisable	0
Aggregate intrinsic value, vested and expected to vest	$ 0

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The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan.

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The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the stock option plan.

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The number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan.

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Gross number of share options (or share units) granted during the period.

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Amount by which the current fair value of the underlying stock exceeds the exercise price of options outstanding.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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Number of options outstanding, including both vested and non-vested options.

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A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan.

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Amount by which current fair value of underlying stock exceeds exercise price of fully vested and expected to vest options outstanding. Includes, but is not limited to, unvested options for which requisite service period has not been rendered but that are expected to vest based on achievement of performance condition, if forfeitures are recognized when they occur.

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Number of fully vested and expected to vest options outstanding that can be converted into shares under option plan. Includes, but is not limited to, unvested options for which requisite service period has not been rendered but that are expected to vest based on achievement of performance condition, if forfeitures are recognized when they occur.

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Weighted-average exercise price, at which grantee can acquire shares reserved for issuance, for fully vested and expected to vest options outstanding. Includes, but is not limited to, unvested options for which requisite service period has not been rendered but that are expected to vest based on achievement of performance condition, if forfeitures are recognized when they occur.

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Weighted average price at which grantees could have acquired the underlying shares with respect to stock options of the plan that expired.

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Weighted average price at which grantees could have acquired the underlying shares with respect to stock options that were terminated.

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Weighted average per share amount at which grantees can acquire shares of common stock by exercise of options.

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Amount of difference between fair value of the underlying shares reserved for issuance and exercise price of vested portions of options outstanding and currently exercisable.

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Weighted average remaining contractual term for vested portions of options outstanding and currently exercisable or convertible, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Weighted average remaining contractual term for option awards outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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