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EARNINGS PER SHARE (Tables) | 9 Months Ended
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Sep. 30, 2021
EARNINGS PER SHARE |
Summary of reconciliation of the computation for basic earnings per share |
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | Three Months Ended September 30, | ​ | Nine Months Ended September 30,
​ | ​ | 2021 |  | 2020 |  | 2021 |  | 2020
Net (loss) income | ​ | $ | (1,636) | ​ | $ | 14,719 | ​ | $ | 24,930 | ​ | $ | 7,840
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Weighted-average number of shares outstanding - basic | ​ |  | 42,599,261 | ​ |  | 37,010 | ​ |  | 42,358,069 | ​ |  | 37,010
Additional shares from assumed stock-settled restricted stock units | ​ | ​ | - | ​ | ​ | - | ​ | ​ | 24,299 | ​ | ​ | -
Additional shares purchasable for employee stock purchase plan | ​ | ​ | - | ​ | ​ | - | ​ | ​ | 7,875 | ​ | ​ | -
Weighted-average number of shares outstanding - diluted | ​ | ​ | 42,599,261 | ​ | ​ | 37,010 | ​ | ​ | 42,390,243 | ​ | ​ | 37,010
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
(Loss) earnings per share – basic: | ​ | $ | (0.04) | ​ | $ | 397.70 | ​ | $ | 0.59 | ​ | $ | 211.83
(Loss) earnings per share – diluted: | ​ | $ | (0.04) | ​ | $ | 397.70 | ​ | $ | 0.59 | ​ | $ | 211.83
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Anti-dilutive shares/units excluded from (loss) earnings per share - diluted: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Additional shares from assumed exercise of warrants | ​ | ​ | 1,063,357 | ​ | ​ | - | ​ | ​ | 1,666,400 | ​ | ​ | -
Additional shares from assumed stock-settled restricted stock units | ​ | ​ | 21,501 | ​ | ​ | - | ​ | ​ | - | ​ | ​ | -
Additional shares purchasable for employee stock purchase plan | ​ | ​ | 5,257 | ​ | ​ | - | ​ | ​ | - | ​ | ​ | -

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- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
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