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Commitments and Contingencies (Details)
¥ in Millions, $ in Millions
1 Months Ended
Sep. 30, 2020
CNY (¥)
Sep. 30, 2020
USD ($)
Dec. 31, 2020
CNY (¥)
Dec. 31, 2020
USD ($)
Commitments and Contingencies Disclosure [Abstract]        
Maximum purchase commitments ¥ 800.0 $ 122.6    
Unpaid purchased price     ¥ 622.5 $ 95.4