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Fair Value Measurements - Summary of Assets And Liabilities Measured Or Disclosed At Fair Value (Details)
¥ in Thousands, $ in Thousands
 12 Months Ended
Dec. 31, 2022
CNY (¥)
Dec. 31, 2021
CNY (¥)
Dec. 31, 2022
USD ($)
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]      
Derivative Asset, Current ¥ 0 ¥ 5,989 $ 0
Property and equipment, net 14,947 62,179 2,167
Fair value adjustment (29,126) (19,351)  
Total assets and liabilities measured at fair value 10,991 6,574 1,594
Fair Value, Nonrecurring [Member]      
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]      
Property and equipment, net [1] 10,991    
Property and equipment, net, Fair value adjustment [1] 22,400   1,594
Fair value adjustment [2]   (25,340)  
Fair Value, Recurring [Member]      
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]      
Equity investments accounted for at fair value using the alternative measurement [2] 0 585 $ 0
Derivative Asset, Current   5,989  
Fair value adjustment [2] (6,726)    
Fair Value, Inputs, Level 2 [Member]      
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]      
Total assets and liabilities measured at fair value 10,991 5,989  
Fair Value, Inputs, Level 2 [Member] | Fair Value, Nonrecurring [Member]      
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]      
Property and equipment, net, Fair value adjustment [1] 10,991    
Fair Value, Inputs, Level 2 [Member] | Fair Value, Recurring [Member]      
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]      
Derivative Asset, Current   5,989  
Fair Value, Inputs, Level 3 [Member] | Fair Value, Nonrecurring [Member]      
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]      
Equity investments accounted for at fair value using the alternative measurement [2] 0 585  
Total assets and liabilities measured at fair value ¥ 0 ¥ 585 [2]  
[1] The property and equipment impairment loss was a result of the “Going -Cloud” project undertaken, and was included in the consolidated statement of comprehensive income for the year ended December, 2022. The Company’s “Going-Cloud” project is a transition to use cloud based servers for a portion of our infrastructure needs, whereas the Company completely operated and maintained self-owned servers previously.
[2] For equity securities accounted for under the measurement alternative, when there are observable price changes in orderly transactions for identical or similar investments of the same issuer, the investments are re-measured to fair value. The Company recognized impairment charges of long-term investments during the year ended December 31, 2022.