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INCOME TAXES - Schedule of Components of Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands | Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
--- | --- | --- | --- | ---
Deferred tax assets: |  |  |  |
Reserves and accruals | $ 25,069 | $ 24,908 |  |
Net operating loss carryforwards | 11,044 | 14,376 |  |
Research and development credit carryforwards | 30,350 | 30,117 |  |
Deferred stock-based compensation | 2,341 | 1,863 |  |
Intangibles | 4,912 | 5,651 |  |
Operating lease liabilities | 4,953 | 6,216 |  |
Capitalized research and development expenses | 83,055 | 64,075 |  |
Other | 3,219 | 3,110 |  |
Gross deferred tax assets | 164,943 | 150,316 |  |
Valuation allowance | (37,489) | (37,084) | $ (101,020) | $ (90,247)
Gross deferred tax assets after valuation allowance | 127,454 | 113,232 |  |
Deferred tax liabilities: |  |  |  |
Depreciation | (3,127) | (3,506) |  |
Operating lease right-of-use assets | (3,299) | (5,019) |  |
Gross deferred tax liabilities | (6,426) | (8,525) |  |
Net deferred tax assets | $ 121,028 | $ 104,707 |  |

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- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from intangible assets including goodwill. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482685/740-10-50-6 + Details
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