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Convertible Redeemable Preferred Shares - Additional Information (Details)
$ in Thousands
12 Months Ended
Dec. 31, 2021
CNY (¥)
Dec. 31, 2021
USD ($)
Dec. 31, 2020
CNY (¥)
Dec. 31, 2019
CNY (¥)
Temporary Equity [Line Items]        
Convertible redeemable preferred shares dividends declared ¥ 0      
Liquidation preference percentage of issuance price plus declared but unpaid dividends 150.00% 150.00%    
Convertible redeemable preferred shares, conversion ratio 1      
Convertible redeemable preferred shares, redemption start date Dec. 31, 2022 Dec. 31, 2022    
Accretion of convertible redeemable preferred shares ¥ 508,627,000 $ 79,815 ¥ 1,304,498,000 ¥ 877,999,000
Series A Convertible Redeemable Preferred Shares        
Temporary Equity [Line Items]        
Non cumulative dividend rate percentage of issue price 8.00% 8.00%    
Accretion of convertible redeemable preferred shares ¥ 21,898,000   ¥ 83,312,000 ¥ 123,459,000
Series B, C-1, C-2, C-3, D,E and F Convertible Redeemable Preferred Shares        
Temporary Equity [Line Items]        
Cumulative dividend rate percentage of issue price 8.00% 8.00%