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Stockholders' Equity (Details)
¥ / shares in Units, ¥ in Thousands
1 Months Ended 3 Months Ended 6 Months Ended 12 Months Ended
Nov. 29, 2022
USD ($)
shares
Nov. 29, 2022
CNY (¥)
¥ / shares
shares
Dec. 31, 2023
USD ($)
Dec. 31, 2023
CNY (¥)
Jun. 30, 2024
USD ($)
shares
Jun. 30, 2024
USD ($)
shares
Dec. 31, 2022
shares
Nov. 28, 2022
Nov. 16, 2022
USD ($)
Capital Unit [Line Items]                  
Equity incentive plan, capital paid in     $ 12,346,000 ¥ 87,959          
Class A                  
Capital Unit [Line Items]                  
Redemption of shares (in shares) | shares         0 0 1,112,524    
Stock repurchase program, remaining authorized repurchase amount         $ 42,596,000 $ 42,596,000      
Maximum | Class A                  
Capital Unit [Line Items]                  
Stock repurchase program, authorized amount                 $ 50,000,000
Maximum | Class A | 2027 Notes | Senior notes                  
Capital Unit [Line Items]                  
Stock repurchase program, authorized amount                 $ 25,000,000
Wuxi Long-Term Incentive Plan                  
Capital Unit [Line Items]                  
Award vesting period     6 years 6 years          
Total unrecognized compensation cost related to profit interests         $ 11,802,000 $ 11,802,000      
Ay Dee Kay, LLC                  
Capital Unit [Line Items]                  
Ownership interest by noncontrolling owners         26.00% 26.00%      
Ownership percentage by parent     91.00% 91.00% 91.00% 91.00%      
Wuxi indie Microelectronics Ltd. | Ay Dee Kay, LLC                  
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% 34.00%      
Ownership percentage by parent   59.00% 59.00% 59.00% 59.00% 59.00%      
Wuxi indie Microelectronics Ltd. | Private Placement                  
Capital Unit [Line Items]                  
Total proceeds $ 42,000,000 ¥ 300,000              
Number of shares issued in transaction (in shares) | shares 371,160 371,160              
Sale of stock, percentage of ownership after transaction 16.00% 16.00%              
Price per share of stock sold (in yuan per share) | ¥ / shares   ¥ 808.28              
Sale of stock, percentage of applicable original issue price 100.00% 100.00%              
Sale of stock, percentage of annual simple premium 8.00% 8.00%              
Sale of stock, exchange of share, maximum | shares 6,000,000 6,000,000