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STOCK-BASED COMPENSATION (Tables) - 2015 EIP Plan | 12 Months Ended
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Dec. 31, 2022
Stock Options |
Stock Awards |
Schedule of nonvested stock amortization expense | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | For the Years Ended December 31, | ​
​ |  | 2022 | ​ | 2021 | ​ | 2020 | ​
General and administrative expenses | ​ | $ | 278 | ​ | $ | 635 | ​ | $ | 787 | ​
​
Schedule of stock option activity | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | For the Years Ended December 31, | ​ | ​
​ | ​ | 2022 | ​ | 2021 | ​ | 2020 | ​ | ​
​ | ​ | ​ | ​ | Weighted | ​ | Weighted | ​ | ​ | ​ | Weighted | ​ | Weighted | ​ | ​ | ​ | Weighted | ​ | Weighted | ​ | ​
​ | ​ | Number | ​ | Average | ​ | Average | ​ | Number | ​ | Average | ​ | Average | ​ | Number | ​ | Average | ​ | Average | ​ | ​
​ | ​ | of | ​ | Exercise | ​ | Fair | ​ | of | ​ | Exercise | ​ | Fair | ​ | of | ​ | Exercise | ​ | Fair | ​ | ​
​ |  | Options |  | Price |  | Value |  | Options |  | Price |  | Value |  | Options |  | Price |  | Value | ​ | ​
Outstanding as of January 1 |  | 916,287 |  | $ | 9.02 | ​ | $ | 4.08 | ​ | 837,338 |  | $ | 8.86 | ​ | $ | 4.02 | ​ | 496,148 |  | $ | 10.11 | ​ | $ | 5.41 | ​ | ​
Granted |  | — | ​ | ​ | — | ​ | ​ | — | ​ | 118,552 | ​ | ​ | 9.91 | ​ | ​ | 4.33 | ​ | 344,568 | ​ | ​ | 7.06 | ​ | ​ | 2.01 | ​ | ​
Exercised |  | (501,060) | ​ | ​ | 9.94 | ​ | ​ | 5.16 | ​ | (39,603) | ​ | ​ | 8.37 | ​ | ​ | 3.46 | ​ | — | ​ | ​ | — | ​ | ​ | — | ​ | ​
Forfeited |  | — | ​ | ​ | — | ​ | ​ | — | ​ | — | ​ | ​ | — | ​ | ​ | — | ​ | (3,378) | ​ | ​ | 8.07 | ​ | ​ | 3.76 | ​ | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Outstanding as of December 31 |  | 415,227 |  | $ | 7.91 | ​ | $ | 2.78 | ​ | 916,287 |  | $ | 9.02 | ​ | $ | 4.08 | ​ | 837,338 |  | $ | 8.86 | ​ | $ | 4.02 | ​ | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Exercisable as of December 31 |  | 221,336 |  | $ | 7.63 | ​ | $ | 2.63 | ​ | 488,969 |  | $ | 9.88 | ​ | $ | 5.04 | ​ | 293,792 |  | $ | 10.78 | ​ | $ | 6.01 | ​ | ​
​ The following table summarizes certain information about the options outstanding as of December 31, 2022: ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | Options Outstanding and Unvested, | ​ | Options Outstanding and Exercisable, | ​
​ | ​ | ​ | December 31, 2022 | ​ | December 31, 2022 | ​
Weighted | ​ | ​ | ​ | ​ | ​ | ​ | Weighted | ​ | ​ | ​ |  | ​ | ​ | Weighted | ​
Average |  | ​ | ​ | Weighted | ​ | Average | ​ | ​ | ​ | Weighted | ​ | Average | ​
Exercise Price of |  | ​ | ​ | Average | ​ | Remaining | ​ | ​ | ​ | Average | ​ | Remaining | ​
Outstanding | ​ | Number of | ​ | Exercise | ​ | Contractual | ​ | Number of | ​ | Exercise | ​ | Contractual | ​
Options |  | Options |  | Price |  | Life |  | Options |  | Price |  | Life |
$ | 7.91 |  | 193,891 | ​ | $ | 8.22 | ​ | 3.56 | ​ | 221,336 | ​ | $ | 7.63 | ​ | 2.63 | ​
​
Restricted Stock Units |
Stock Awards |
Schedule of nonvested stock amortization expense | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | For the Years Ended December 31, | ​
​ |  | 2022 | ​ | 2021 | ​ | 2020 | ​
General and administrative expenses | ​ | $ | 2,964 | ​ | $ | 1,632 | ​ | $ | 1,239 | ​
Summary of nonvested restricted stock units | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | For the Years Ended December 31, | ​
​ | ​ | 2022 | ​ | 2021 | ​ | 2020 | ​
​ | ​ | ​ | ​ | Weighted | ​ | ​ | ​ | Weighted | ​ | ​ | ​ | Weighted | ​
​ | ​ | Number of | ​ | Average Grant | ​ | Number of | ​ | Average Grant | ​ | Number of | ​ | Average Grant | ​
​ |  | RSUs | ​ | Date Price | ​ | RSUs | ​ | Date Price | ​ | RSUs |  | Date Price |
Outstanding as of January 1 | ​ | 306,887 | ​ | $ | 9.65 | ​ | 298,834 | ​ | $ | 7.49 | ​ | 162,096 | ​ | $ | 9.26 | ​
Granted | ​ | 533,969 | ​ | ​ | 17.55 | ​ | 159,492 | ​ | ​ | 11.93 | ​ | 221,903 | ​ | ​ | 6.80 | ​
Vested | ​ | (198,884) | ​ | ​ | 11.23 | ​ | (151,439) | ​ | ​ | 7.79 | ​ | (83,675) | ​ | ​ | 9.07 | ​
Forfeited | ​ | — | ​ | ​ | — | ​ | — | ​ | ​ | — | ​ | (1,490) | ​ | ​ | 8.39 | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Outstanding as of December 31 | ​ | 641,972 | ​ | $ | 15.74 | ​ | 306,887 | ​ | $ | 9.65 | ​ | 298,834 | ​ | $ | 7.49 | ​
​ The following table summarizes certain information of the RSUs unvested and vested as of December 31, 2022: ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Unvested RSUs | ​ | Vested RSUs | ​
December 31, 2022 | ​ | December 31, 2022 | ​
​ | ​ | ​ | ​ | Weighted | ​ | ​ | ​ | ​ | ​
​ | ​ | Weighted | ​ | Average | ​ | ​ | ​ | Weighted | ​
​ | ​ | Average | ​ | Remaining | ​ | ​ | ​ | Average | ​
Number of | ​ | Grant Date | ​ | Contractual | ​ | Number of | ​ | Grant Date | ​
RSUs |  | Price |  | Life |  | RSUs |  | Price |
641,972 | ​ | $ | 15.74 | ​ | 3.33 | ​ | 243,920 | ​ | $ | 11.03 | ​
​

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- Definition Tabular disclosure of allocation of amount expensed and capitalized for award under share-based payment arrangement to statement of income or comprehensive income and statement of financial position. Includes, but is not limited to, corresponding line item in financial statement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB Topic 14.F) -URI http://asc.fasb.org/extlink&oid=122041274&loc=d3e301413-122809 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5047-113901 + Details
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