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STOCK BASED COMPENSATION - Narrative (Details) shares in Millions | 12 Months Ended
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Dec. 31, 2021 shares
Additional Disclosures for equity-based plans |
Shares available for grant (in shares) | 2
Stock Options |
Additional Disclosures for equity-based plans |
Vesting period | 4 years
Time-based RSUs and RSAs |
Additional Disclosures for equity-based plans |
Vesting period | 4 years
Time-based RSUs and RSAs | Minimum |
Additional Disclosures for equity-based plans |
Percent of share value | 0.00%
Time-based RSUs and RSAs | Maximum |
Additional Disclosures for equity-based plans |
Percent of share value | 200.00%
Employee Stock |
Additional Disclosures for equity-based plans |
Shares available for grant (in shares) | 4
Common Class A | Stock Options | Maximum |
Additional Disclosures for equity-based plans |
Contractual term | 10 years
Employee Stock Purchase Plan |
Additional Disclosures for equity-based plans |
Stock options granted percentage of fair market value on offering date | 85.00%
Stock options granted percentage of fair market value on purchase date | 85.00%
Offering period | 6 months
Share-based Payment Arrangement, Tranche One | Performance-based RSUs and RSAs |
Additional Disclosures for equity-based plans |
Vesting period | 1 year
Amount of shares that are expected to vest (as a percent ) | 50.00%

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