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STOCK-BASED COMPENSATION (Tables) | 9 Months Ended
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Sep. 30, 2023
Share-Based Payment Arrangement [Abstract] |
Stock-Based Compensation Expense | The following table shows total stock-based compensation expense recognized in the accompanying Condensed Consolidated Statements of Operations (in thousands):
| Three Months Ended September 30, |  | Nine Months Ended September 30,
| 2023 |  | 2022 |  | 2023 |  | 2022
Research and development | $ | 3,236 |  |  | $ | 4,395 |  |  | $ | 11,996 |  |  | $ | 13,656 |
General and administrative | 2,953 |  |  | 3,398 |  |  | 9,260 |  |  | 9,746 |
Total stock-based compensation expense | $ | 6,189 |  |  | $ | 7,793 |  |  | $ | 21,256 |  |  | $ | 23,402 |

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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 -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480429/718-10-50-2 + Details
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