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Accounts Receivable, Net - Additional Information (Detail)
¥ in Thousands, $ in Thousands
Dec. 31, 2021
CNY (¥)
Dec. 31, 2021
USD ($)
Jan. 01, 2021
CNY (¥)
Jan. 01, 2021
USD ($)
Dec. 31, 2020
CNY (¥)
Accounts Receivable, after Allowance for Credit Loss, Current [Abstract]          
Increase in accumulated deficit ¥ (7,458,752) $ (1,170,441) ¥ 5,684 $ 892 ¥ (5,864,356)