OTHER BALANCE SHEET COMPONENTS - Property and Equipment (Details) - USD ($) $ in Thousands |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2023 |
Dec. 31, 2022 |
Dec. 31, 2021 |
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| PROPERTY AND EQUIPMENT | |||
| Total property and equipment | $ 1,869 | $ 11,664 | |
| Less accumulated depreciation and amortization | (1,704) | (10,807) | |
| Property and equipment, net | 165 | 857 | |
| Depreciation and amortization expense | 200 | 900 | $ 1,200 |
| Laboratory equipment | |||
| PROPERTY AND EQUIPMENT | |||
| Total property and equipment | 1,470 | 7,435 | |
| Computer and software | |||
| PROPERTY AND EQUIPMENT | |||
| Total property and equipment | 363 | 2,048 | |
| Leasehold improvements, furniture and equipment | |||
| PROPERTY AND EQUIPMENT | |||
| Total property and equipment | 2,107 | ||
| Others | |||
| PROPERTY AND EQUIPMENT | |||
| Total property and equipment | $ 36 | $ 74 | |
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- Definition Expense recognized in the current period that allocates the cost of assets to periods that benefit from use of the assets. No definition available.
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- Definition Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures. 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. No definition available.
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- Definition Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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