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Significant Accounting Policies - Schedule of Estimated Useful Lives of Property and Equipment (Detail)
12 Months Ended
Dec. 31, 2022
Computer Equipment [Member]  
Property, Plant and Equipment [Line Items]  
Property and equipment, estimated useful life 3 years
Vehicles [Member]  
Property, Plant and Equipment [Line Items]  
Property and equipment, estimated useful life 5 years
Leasehold Improvement [Member]  
Property, Plant and Equipment [Line Items]  
Property and equipment, estimated useful life Shorter of the lease term or estimated useful lives
Minimum [Member] | Office Equipment [Member]  
Property, Plant and Equipment [Line Items]  
Property and equipment, estimated useful life 3 years
Maximum [Member] | Office Equipment [Member]  
Property, Plant and Equipment [Line Items]  
Property and equipment, estimated useful life 5 years