Consolidated Statements of Operations and Comprehensive Loss - USD ($) $ in Thousands |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2022 |
Dec. 31, 2021 |
Dec. 31, 2020 |
|
| Operating expenses: | |||
| Research and development | $ (17,617) | $ (10,712) | $ (21,074) |
| General and administrative | (12,766) | (13,825) | (11,052) |
| Total operating expenses | (30,383) | (24,537) | (32,126) |
| Operating loss | (30,383) | (24,537) | (32,126) |
| Interest expense, net | (2,361) | (5,553) | (15,097) |
| Financing transaction costs | (2,848) | ||
| Adjustments to fair value of derivatives | 5,458 | (60,964) | (1,745) |
| Cancellation of share options | (17,350) | ||
| Extinguishment of debt | 340 | ||
| Other income, net | 503 | 195 | 213 |
| Total other expense | (13,750) | (66,322) | (19,137) |
| Loss before income taxes | (44,133) | (90,859) | (51,263) |
| Income tax expense | (301) | (705) | (743) |
| Net loss | $ (44,434) | $ (91,564) | $ (52,006) |
| Net loss per share - basic | $ (3.63) | $ (8.41) | $ (32.49) |
| Net loss per share - diluted | $ (3.63) | $ (8.41) | $ (32.49) |
| Weighted average ordinary shares outstanding - basic | 12,236,607 | 10,891,178 | 1,600,655 |
| Weighted average ordinary shares outstanding - diluted | 12,236,607 | 10,891,178 | 1,600,655 |
| Statement of Comprehensive Income [Abstract] | |||
| Net loss | $ (44,434) | $ (91,564) | $ (52,006) |
| Unrealized loss on marketable securities | (350) | ||
| Comprehensive loss | $ (44,784) | $ (91,564) | $ (52,006) |
| X | ||||||||||
- Definition Cancellation of stock option. No definition available.
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- Definition Financing transaction costs. No definition available.
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- Definition Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition The aggregate total of expenses of managing and administering the affairs of an entity, including affiliates of the reporting entity, which are not directly or indirectly associated with the manufacture, sale or creation of a product or product line. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of income (loss) from continuing operations, including income (loss) from equity method investments, before deduction of income tax expense (benefit), and income (loss) attributable to noncontrolling interest. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The net amount of nonoperating interest income (expense). No definition available.
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- Definition Amount, after deduction of tax, noncontrolling interests, dividends on preferred stock and participating securities; of income (loss) available to common shareholders. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The aggregate amount of income or expense from ancillary business-related activities (that is to say, excluding major activities considered part of the normal operations of the business). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Generally recurring costs associated with normal operations except for the portion of these expenses which can be clearly related to production and included in cost of sales or services. Includes selling, general and administrative expense. No definition available.
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- References No definition available.
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- Definition The net result for the period of deducting operating expenses from operating revenues. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of income (expense) related to nonoperating activities, classified as other. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition The aggregate costs incurred (1) in a planned search or critical investigation aimed at discovery of new knowledge with the hope that such knowledge will be useful in developing a new product or service, a new process or technique, or in bringing about a significant improvement to an existing product or process; or (2) to translate research findings or other knowledge into a plan or design for a new product or process or for a significant improvement to an existing product or process whether intended for sale or the entity's use, during the reporting period charged to research and development projects, including the costs of developing computer software up to the point in time of achieving technological feasibility, and costs allocated in accounting for a business combination to in-process projects deemed to have no alternative future use. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- References No definition available.
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- Definition The net change in the difference between the fair value and the carrying value, or in the comparative fair values, of derivative instruments, including options, swaps, futures, and forward contracts, held at each balance sheet date, that was included in earnings for the period. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of unrealized gain (loss) on investment. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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