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STOCKHOLDERS' EQUITY (Tables) | 12 Months Ended
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Dec. 31, 2024
STOCKHOLDERS' EQUITY |
Schedule of assumptions used in calculating fair value of RSUs | ​
​ | ​ | ​ | ​ | ​
​ | ​ | Year Ended | ​
​ | ​ | December 31, 2020 | ​
Weighted average value per performance based RSUs granted during the period | ​ | $ | 6.13 | ​
Assumptions: | ​ | ​ | ​ | ​
Stock price volatility(1) | ​ | ​ | 51.79 | %
Risk free rate of return | ​ | ​ | 1.22 | %
Expected term | ​ | ​ | 3.9 | years
(1) | Due to the Company’s limited historical data, expected volatility was estimated using volatilities of peer entities as defined in the award agreements whose share prices and assumptions were publicly available.
Schedule of the restricted stock transactions | The following table sets forth the restricted stock unit transactions for the periods indicated:
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | Number of Shares |  | Weighted Average Grant Date Fair Value Per Share |  | Aggregate Intrinsic Value(1) (In thousands)
Unvested outstanding shares at December 31, 2020 | ​ | 874,134 | ​ | $ | 9.48 | ​ | $ | 3,287
Granted | ​ | 12,000 | ​ | ​ | 8.00 | ​ | ​ | ​
Vested | ​ | (95,994) | ​ | ​ | 11.51 | ​ | ​ | ​
Forfeited | ​ | (14,625) | ​ | ​ | 11.89 | ​ | ​ | ​
Unvested outstanding shares at December 31, 2021 | ​ | 775,515 | ​ | $ | 9.16 | ​ | $ | 2,914
Granted | ​ | 225,700 | ​ | ​ | 13.75 | ​ | ​ | ​
Vested | ​ | (98,121) | ​ | ​ | 11.40 | ​ | ​ | ​
Forfeited | ​ | (13,700) | ​ | ​ | 12.20 | ​ | ​ | ​
Unvested outstanding shares at December 31, 2022 | ​ | 889,394 | ​ | $ | 10.03 | ​ | $ | 3,993
Granted | ​ | 30,000 | ​ | ​ | 10.68 | ​ | ​ | ​
Vested | ​ | (158,845) | ​ | ​ | 12.48 | ​ | ​ | ​
Forfeited | ​ | (509,013) | ​ | ​ | 9.04 | ​ | ​ | ​
Unvested outstanding shares at December 31, 2023 | ​ | 251,536 | ​ | ​ | 10.56 | ​ | ​ | 1,141
Granted | ​ | — | ​ | ​ | — | ​ | ​ | ​
Vested | ​ | — | ​ | ​ | — | ​ | ​ | ​
Forfeited | ​ | (104,499) | ​ | ​ | 7.28 | ​ | ​ | ​
Unvested outstanding shares at December 31, 2024 | ​ | 147,037 | ​ | $ | 12.90 | ​ | $ | 192
(1) | The intrinsic value of restricted stock was calculated as the closing market price on December 31, 2024 and 2023 of the underlying stock multiplied by the number of restricted shares that would be issuable. There were no shares vested during the year ended December 31, 2024.
Schedule of assumptions used in calculating fair value of the Company's stock-based compensation | ​
​ | ​ | ​ | ​ | ​
​ | ​ | Year Ended | ​
​ |  | December 31, 2020 |
Weighted average value per option granted during the period | ​ | $ | 3.36 | ​
Assumptions: | ​ | ​ | ​ | ​
Stock price volatility(1) | ​ | ​ | 61.87 | %
Risk free rate of return | ​ | ​ | 1.21 | %
Expected term | ​ | ​ | 4.75 | years
(1) | Due to the Company’s limited historical data, expected volatility was estimated using volatilities of similar entities whose share or option prices and assumptions were publicly available.

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- Definition Tabular disclosure of the significant assumptions used during the year to estimate the fair value of stock options, including, but not limited to: (a) expected term of share options and similar instruments, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 718 -SubTopic 10 -Subparagraph (f)(2) -Name Accounting Standards Codification -Paragraph 2 -Section 50 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480429/718-10-50-2 + Details
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