OTHER BALANCE SHEET COMPONENTS - Property and Equipment (Details) - USD ($) $ in Thousands |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2021 |
Dec. 31, 2020 |
Dec. 31, 2019 |
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| PROPERTY AND EQUIPMENT | |||
| Total property and equipment | $ 16,735 | $ 16,352 | |
| Less accumulated depreciation and amortization | (14,551) | (13,676) | |
| Property and equipment, net | 2,184 | 2,676 | |
| Depreciation and amortization | 1,162 | 706 | $ 683 |
| Restructuring, asset impairment charges | 100 | ||
| Laboratory Equipment [Member] | |||
| PROPERTY AND EQUIPMENT | |||
| Total property and equipment | 12,154 | 11,957 | |
| Computer And Software [Member] | |||
| PROPERTY AND EQUIPMENT | |||
| Total property and equipment | 1,783 | 1,783 | |
| Furniture And Fixtures [Member] | |||
| PROPERTY AND EQUIPMENT | |||
| Total property and equipment | 2,107 | 1,793 | |
| Construction In Progress [Member] | |||
| PROPERTY AND EQUIPMENT | |||
| Total property and equipment | $ 691 | $ 819 | |
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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://fasb.org/us-gaap/role/ref/legacyRef
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- Definition The aggregate expense recognized in the current period that allocates the cost of tangible assets, intangible assets, or depleting assets to periods that benefit from use of the assets. 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://fasb.org/us-gaap/role/ref/legacyRef
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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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- Definition Amount, after cash payment, of expenses associated with exit or disposal activities pursuant to an authorized plan and expenses resulting from the write-down of assets. Excludes expenses related to a business combination, a discontinued operation or an asset retirement obligation. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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