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ORGANIZATION, BASIS OF PRESENTATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables) | 9 Months Ended
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Sep. 30, 2024
Organization, Consolidation and Presentation of Financial Statements [Abstract] |
Schedule of Revenue from Strategic Partnering Collaboration Agreements and Research Activity Grants as a Percentage of Total Revenues | Revenues from collaboration and license agreements as a percentage of total revenues were as follows:
| Three Months Ended September 30, |  | Nine Months Ended September 30,
| 2024 |  | 2023 |  | 2024 |  | 2023
Genentech, Inc. | 100 | % |  | — | % |  | 98 | % |  | — | %
Kite Pharma, Inc. | — | % |  | 58 | % |  | — | % |  | 11 | %
Biogen MA, Inc. | — | % |  | 4 | % |  | — | % |  | 77 | %
Novartis Institutes for BioMedical Research, Inc. | — | % |  | — | % |  | — | % |  | 7 | %
Other license agreements | — | % |  | 38 | % |  | 2 | % |  | 5 | %
Schedule of Cash and Cash Equivalents | A reconciliation of cash, cash equivalents, and restricted cash reported within the accompanying Condensed Consolidated Balance Sheets to the amounts reported within the accompanying Condensed Consolidated Statements of Cash Flows is as follows (in thousands):
| September 30, 2024 |  | December 31, 2023 |  | September 30, 2023 |  | December 31, 2022
Cash and cash equivalents | $ | 39,201 |  |  | $ | 45,204 |  |  | $ | 56,514 |  |  | $ | 100,444 |
Non-current restricted cash | 1,500 |  |  | 1,500 |  |  | 1,500 |  |  | 1,500 |
Cash, cash equivalents, and restricted cash as reported within the Condensed Consolidated Statements of Cash Flows | $ | 40,701 |  |  | $ | 46,704 |  |  | $ | 58,014 |  |  | $ | 101,944 |
Restrictions on Cash and Cash Equivalents | A reconciliation of cash, cash equivalents, and restricted cash reported within the accompanying Condensed Consolidated Balance Sheets to the amounts reported within the accompanying Condensed Consolidated Statements of Cash Flows is as follows (in thousands):
| September 30, 2024 |  | December 31, 2023 |  | September 30, 2023 |  | December 31, 2022
Cash and cash equivalents | $ | 39,201 |  |  | $ | 45,204 |  |  | $ | 56,514 |  |  | $ | 100,444 |
Non-current restricted cash | 1,500 |  |  | 1,500 |  |  | 1,500 |  |  | 1,500 |
Cash, cash equivalents, and restricted cash as reported within the Condensed Consolidated Statements of Cash Flows | $ | 40,701 |  |  | $ | 46,704 |  |  | $ | 58,014 |  |  | $ | 101,944 |

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- Definition Tabular disclosure of cash and cash equivalents restricted as to withdrawal or usage. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 944 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(2)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478777/944-210-S99-1 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 942 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(1)(a)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478546/942-210-S99-1 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 8 -SubTopic 10 -Topic 230 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482913/230-10-50-8 + Details
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