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STOCKHOLDERS' EQUITY (Tables) | 12 Months Ended
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Dec. 31, 2024
Share-Based Payment Arrangement [Abstract] |
Schedule of Share-based Payment Arrangement, Cost by Plan | Stock-based compensation expense was as follows:
($ in millions) | 2024 |  | 2023
Restricted stock units | $ | 3.9 |  |  | $ | 12.0 |
Performance Options | 0.7 |  |  | —
Total stock-based compensation | $ | 4.6 |  |  | $ | 12.0 |
Schedule of Share-based Payment Arrangement, Nonvested Award, Cost | Unamortized stock-based compensation expense as of December 31, 2024 and its amortization period follows:
($ in millions) | Unamortized Expense for Outstanding Awards |  | Weighted-Average Amortization Period (in years)
Restricted stock units | $ | 2.3 |  |  | 1.6
Performance Options(1) | 2.8 |  |  | 3.8
Total unrecognized stock-based compensation expense | $ | 5.1 |  |  | 2.8
(1) Forfeited as of January 13, 2025, due to the resignation of our CEO.
Schedule of Share-based Payment Arrangement, Restricted Stock Unit, Activity | RSU activity, including PSUs, was as follows:
| Number of RSUs |  | Weighted -Average Grant Date Fair Value
Unvested at December 31, 2023 | 394,161 |  | $ | 14.82 |
Granted | 743,418 |  | 4.39 |
Vested | (258,635) |  | 15.27 |
Forfeited | (231,389) |  | 6.61 |
Unvested at December 31, 2024 | 647,555 |  | $ | 4.94 |
Schedule of Common Stock Warrants Assumptions | The assumptions used to estimate the fair value of grants with market performance hurdles, which were in the form of PSUs in 2024 and Performance Options in 2023 were as follows:
| 2024 |  | 2023
Exercise price | — |  | $5.85
Stock price hurdles for vesting(1) | $12.00 to $22.00 |  | $12.00 to $40.00
Fair value price per share | $3.91 |  | $4.35
Volatility | 90.0% |  | 95.0%
Expected term (years) | 3.0 |  | 9.9
Risk-free interest rate | 4.4% |  | 4.1%
Dividend yield | — |  | —
(1) In order for the award to vest, the value of Class B common stock must reach and remain at or above the threshold price for a period of 30 days (in addition to recipient remaining an employee).
Schedule of Option Activity | The following is a summary of the Options (including Performance Options) activity:
| Number of Options |  | Weighted Average Exercise Price |  | Weighted-Average Remaining Contractual Life (in years) |  | Aggregate Intrinsic Value ($ in millions)
Outstanding at December 31, 2023 | 825,801 |  | $ | 5.92 |  |  | 9.8 |  | $ | — |
Options granted | — |  | — |  |  | — |  |  | — |
Options exercised | — |  | — |  |  | — |  |  | — |
Options forfeited or expired | (476) |  | 81.60 |  |  | — |  |  | — |
Outstanding at December 31, 2024 | 825,325 |  | $ | 5.88 |  |  | 9.0 |  | $ | — |
Vested / exercisable at December 31, 2024 | 325 |  | $ | 81.60 |  |  | 4.6 |  | $ | — |
Unvested as of December 31, 2024 | 825,000 |  | $ | 5.85 |  |  | 9.0 |  | $ | — |

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