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Significant Accounting Policies - Summary of Property Plant Equipment Estimated Useful Lives (Details)
12 Months Ended
Dec. 31, 2022
Electronic equipment  
Property, Plant and Equipment  
Property, Plant and Equipment, Useful Life 3 years
Furniture and office equipment  
Property, Plant and Equipment  
Property, Plant and Equipment, Useful Life 5 years
Vehicles  
Property, Plant and Equipment  
Property, Plant and Equipment, Useful Life 4 years
Leasehold improvement  
Property, Plant and Equipment  
Property, plant and equipment, estimated useful life shorter of expected lives of leasehold improvement and lease term