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Commitments and Contingencies (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2025
Mar. 31, 2024
Product Warranty    
Period of warranty 12 months  
Movement in Standard and Extended Product Warranty Accrual, Increase (Decrease) [Roll Forward]    
Beginning accrued product warranty $ 451 $ 703
Accruals for warranties issued 21 57
Adjustments related to pre-existing warranties including expirations and changes in estimates 24 (210)
Cost of warranty repair (93) (55)
Ending accrued product warranty 403 $ 495
Bank Loans [Abstract]    
Long-term loans $ 7,900  
Cross License Agreement    
Other Commitments [Abstract]    
Term of agreement 10 years  
Dingxing    
Other Commitments [Abstract]    
Total investment agreement value $ 90,000  
Kazuo    
Other Commitments [Abstract]    
Total investment agreement value 15,000  
Kazuo | Beijing BoYu Semiconductor Vessel Craftwork Technology Co    
Other Commitments [Abstract]    
Total investment agreement value $ 8,000