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Property and Equipment, Net | 12 Months Ended
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Dec. 31, 2024
Property, Plant and Equipment [Abstract] |
Property and Equipment, Net | 7. Property and Equipment, Net Property and equipment, net as of December 31, 2024 and 2023 consisted of the following (in thousands):
|  | December 31, |
|  | 2024 |  |  | 2023 |
Laboratory equipment |  | $ | 46,950 |  |  | $ | 49,567 |
Computer equipment |  |  | 8,337 |  |  |  | 7,970 |
Furniture and office equipment |  |  | 4,040 |  |  |  | 3,820 |
Computer software |  |  | 1,258 |  |  |  | 1,965 |
Construction in progress |  |  | 2,571 |  |  |  | 3,405 |
Leasehold improvements |  |  | 73,277 |  |  |  | 74,734 |
Total property and equipment, at cost |  |  | 136,433 |  |  |  | 141,461 |
Less: Accumulated depreciation |  |  | (87,817 | ) |  |  | (73,234 | )
Property and equipment, net |  | $ | 48,616 |  |  | $ | 68,227 |
Depreciation expense was $17.6 million, $20.5 million and $19.2 million for the year ended December 31, 2024, 2023 and 2022, respectively. See Note 15, Restructurings and Note 10, Leases for more information regarding the impairment losses recognized during the year ended December 31, 2024 and 2023, respectively.

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