STOCK-BASED COMPENSATION - Summary of Stock Option Activity (Details) - Stock options	9 Months Ended
Sep. 30, 2022 $ / shares shares
Options to purchase shares of common stock activity
Outstanding at December 31, 2021	44,940,169
Granted	500,000
Exercised	(7,603,954)
Forfeited	(1,900,412)
Outstanding at March 31, 2022	35,935,803
Exercisable at March 31, 2022	28,035,432
Weighted average exercise price \| $ / shares	$ 4.46

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 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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No definition available.

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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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Number of share options (or share units) exercised during the current period.

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