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Stockholders' Equity - Narrative1 (Details)
¥ / shares in Units, $ / shares in Units, ¥ in Thousands, $ in Thousands
1 Months Ended 12 Months Ended 16 Months Ended
Nov. 29, 2022
USD ($)
shares
Nov. 29, 2022
CNY (¥)
¥ / shares
shares
Jun. 10, 2021
USD ($)
Dec. 31, 2023
USD ($)
Dec. 31, 2023
CNY (¥)
Dec. 31, 2023
USD ($)
Dec. 31, 2023
USD ($)
Dec. 31, 2022
Nov. 28, 2022
Jun. 09, 2021
$ / shares
Capital Unit [Line Items]                    
Total proceeds | $     $ 150,000     $ 53,136 $ 70,339      
Price per share of stock sold (in dollars per share) | $ / shares                   $ 10.00
Captial contributions       $ 12,346 ¥ 87,959 12,346        
Wuxi Long-Term Incentive Plan                    
Capital Unit [Line Items]                    
Award vesting period       6 years 6 years          
Total unrecognized compensation cost related to profit interests | $       $ 11,802   $ 11,802 $ 11,802      
Ay Dee Kay, LLC                    
Capital Unit [Line Items]                    
Ownership interest by noncontrolling owners       26.00%   26.00% 26.00%      
Ay Dee Kay, LLC | Wuxi indie Microelectronics Ltd.                    
Capital Unit [Line Items]                    
Ownership interest by noncontrolling owners   38.00%             45.00%  
Wuxi indie Microelectronics Ltd. | Ay Dee Kay, LLC                    
Capital Unit [Line Items]                    
Ownership interest by noncontrolling owners       34.00%   34.00% 34.00% 38.00%    
Wuxi indie Microelectronics Ltd. | Private Placement                    
Capital Unit [Line Items]                    
Total proceeds $ 42,000 ¥ 300,000                
Number of shares issued in transaction (in shares) | shares 371,160 371,160                
Percentage of ownership 16.00% 16.00%                
Price per share of stock sold (in dollars per share) | ¥ / shares   ¥ 808.28                
Percentage of liquidation preference 100.00% 100.00%                
Percentage of annual premium 8.00% 8.00%                
Exchange of shares | shares 6,000,000 6,000,000