Property and equipment, net |
Property and equipment, net Property and equipment, net consisted of the following: | | | | | | | | | | | | | | | | | December 31, 2022 | | September 30, 2023 | Computers | | $ | 8,303 | | | $ | 3,484 | | Land | | 53,405 | | | 53,405 | | Building | | 11,361 | | | 34,062 | | Laboratory equipment | | 41,256 | | | 68,198 | | Leasehold improvements | | 40,567 | | | 65,591 | | Operating lease right-of-use assets | | 80,838 | | | 79,499 | | Property and equipment | | 235,730 | | | 304,239 | | Less accumulated depreciation | | (18,475) | | | (27,030) | | Property and equipment, net | | $ | 217,255 | | | $ | 277,209 | |
As of December 31, 2022 and September 30, 2023, property and equipment includes leasehold improvements and construction in progress in the amount of $25.6 million and $72.5 million, respectively, and construction deposits of nil and $13.2 million, respectively, that have not commenced depreciation. Depreciation expense on property and equipment for the three and nine months ended September 30, 2022 was $2.5 million and $6.2 million, respectively, and $3.1 million and $8.9 million for the three and nine months ended September 30, 2023, respectively.
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