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Commitments and Contingencies (Details) $ in Thousands | 12 Months Ended |  |
--- | --- | --- | ---
Dec. 31, 2023 USD ($) ft² | Sep. 30, 2023 | May 31, 2020
Leases |  |  |
Area of leased property (in square feet) | ft² | 19,467 |  |
Operating lease, extension term |  | 5 years | 3 years
Variable lease payments | $ 0 |  |
Cross License Agreement |  |  |
Leases |  |  |
Term of agreement | 10 years |  |
Dingxing |  |  |
Leases |  |  |
Total investment agreement value | $ 90,000 |  |
Kazuo |  |  |
Leases |  |  |
Total investment agreement value | 15,000 |  |
Kazuo | Beijing BoYu Semiconductor Vessel Craftwork Technology Co |  |  |
Leases |  |  |
Total investment agreement value | $ 8,000 |  |

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