v3.26.1
Fair Value Measurement - Assets and Liabilities Measured or Disclosed at Fair Value (Detail)
¥ in Thousands, $ in Thousands
 12 Months Ended
Dec. 31, 2025
CNY (¥)
Dec. 31, 2025
USD ($)
Dec. 31, 2024
CNY (¥)
Dec. 31, 2025
USD ($)
Dec. 31, 2024
USD ($)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Total (losses) gains,Property and equipment, net ¥ (40,238)   ¥ (51,564) $ (5,754)  
Total (losses) gains, Intangible assets, net (41,563) $ (5,943) (152,890)    
Equity investments accounted using equity method 205,841   210,119 29,435  
Fair Value, Measurements, Recurring [Member] | Short-term Investments [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Total (losses) gains from fair value changes, Wealth management products 142   848    
Wealth management products     17   $ 2
Fair Value, Measurements, Recurring [Member] | Long-term Investment [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Total (losses) gains from fair value changes, Wealth management products (31,741)   2,642    
Total (losses) gains from fair value changes, Equity investments accounted for using fair value option     (35,354)    
Investments accounted for using fair value option     8,626   1,182
Available-for-Sale Debt Securities 72,670   95,249 10,392 13,049
Fair Value, Measurements, Nonrecurring [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Total losses, Equity investments accounted for using the measurement alternative (46,394)   (64,441)    
Goodwill     (424,099)   (58,101)
Losses, Goodwill     (152,890)    
Equity investments accounted for using the measurement alternative 42,823   158,890 6,124 $ 21,768
Significant Other Observable Inputs (Level 2) | Fair Value, Measurements, Recurring [Member] | Short-term Investments [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Wealth management products     17    
Significant Other Observable Inputs (Level 2) | Fair Value, Measurements, Recurring [Member] | Long-term Investment [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Investments accounted for using fair value option     8,626    
Significant Unobservable Inputs (Level 3) | Fair Value, Measurements, Recurring [Member] | Long-term Investment [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Available-for-Sale Debt Securities 72,670   95,249    
Significant Unobservable Inputs (Level 3) | Fair Value, Measurements, Nonrecurring [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Goodwill     (424,099)    
Equity investments with readily determinable fair value | $       $ 1  
Equity investments accounted for using the measurement alternative ¥ 42,823   ¥ 158,890