STOCK-BASED COMPENSATION - Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions (Details) - USD ($) |
9 Months Ended | |
|---|---|---|
Sep. 30, 2023 |
Sep. 30, 2022 |
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| Minimum | ||
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | ||
| Volatility | 110.23% | 107.25% |
| Expected term (in years) | 5 years 10 months 6 days | 5 years 7 months 13 days |
| Risk-free rate | 3.54% | 1.47% |
| Weighted average grant date fair value per share (in dollars per share) | $ 1.75 | $ 1.08 |
| Maximum | ||
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | ||
| Volatility | 110.64% | 110.98% |
| Expected term (in years) | 6 years 25 days | 5 years 11 months 8 days |
| Risk-free rate | 3.95% | 3.10% |
| Weighted average grant date fair value per share (in dollars per share) | $ 3.38 | $ 1.75 |
| Stock Options | ||
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | ||
| Expected dividend yield | $ 0 | $ 0 |
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- Definition The risk-free interest rate assumption that is used in valuing an option on its own shares. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Disclosure of the weighted average expected dividend for an entity using a valuation technique with different dividend rates during the contractual term. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Rate of weighted-average expected volatility for award under share-based payment arrangement. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Expected term of award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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