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STOCK-BASED COMPENSATION (Tables) | 12 Months Ended
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Dec. 31, 2021
Share-based Payment Arrangement, Noncash Expense [Abstract] |
Schedule of restricted stock award and unit activity | The following table summarizes restricted stock unit and performance vesting restricted stock unit activity for the Successor Period:
| Number of Unvested Restricted Stock Units |  | Weighted Average Grant Date Fair Value |  | Number of Unvested Performance Vesting Restricted Stock Units |  | Weighted Average Grant Date Fair Value
Unvested shares as of May 18, 2021 | — |  |  | $ | — |  |  | — |  |  | $ | — |
Granted | 200,484 |  |  | 66.05 |  |  | 153,138 |  |  | 48.54 |
Vested | — |  |  | — |  |  | — |  |  | — |
Forfeited/cancelled | (2,071) |  |  | 66.89 |  |  | — |  |  | — |
Unvested shares as of December 31, 2021 | 198,413 |  |  | $ | 66.04 |  |  | 153,138 |  |  | $ | 48.54 |
The following table summarizes restricted stock unit activity for the Predecessor Period and the Predecessor years ended December 31, 2020 and 2019:
| Number of Unvested Restricted Stock Units |  | Weighted Average Grant Date Fair Value |  | Number of Unvested Performance Vesting Restricted Stock Units |  | Weighted Average Grant Date Fair Value
Unvested shares as of December 31, 2018 | 1,535,811 |  |  | $ | 11.57 |  |  | — |  |  | $ | — |
Granted | 4,011,073 |  |  | $ | 3.74 |  |  | 2,009,144 |  |  | 2.85
Vested | (676,108) |  |  | 12.89 |  |  | — |  |  | — |
Forfeited | (772,458) |  |  | 6.05 |  |  | (225,484) |  |  | 1.98
Unvested shares as of December 31, 2019 | 4,098,318 |  |  | $ | 4.73 |  |  | 1,783,660 |  |  | $ | 2.96 |
Granted | 3,069,521 |  |  | 0.85 |  |  | — |  |  | — |
Vested | (1,294,285) |  |  | 5.73 |  |  | — |  |  | — |
Forfeited | (4,171,041) |  |  | 1.68 |  |  | (943,065) |  |  | 1.98 |
Unvested shares as of December 31, 2020 | 1,702,513 |  |  | $ | 4.74 |  |  | 840,595 |  |  | $ | 4.07 |
Granted | — |  |  | — |  |  | — |  |  | — |
Vested | (227,132) |  |  | 8.45 |  |  | — |  |  | — |
Forfeited/canceled | (1,475,381) |  |  | 4.16 |  |  | (840,595) |  |  | 4.07 |
Unvested shares as of May 17, 2021 | — |  |  | $ | — |  |  | — |  |  | $ | — |

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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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- References No definition available. + Details
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