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Subsequent Events - Narrative (Details) - Subsequent Event
1 Months Ended
Apr. 26, 2020
CNY (¥)
Apr. 30, 2020
CNY (¥)
Apr. 30, 2020
USD ($)
Apr. 26, 2020
USD ($)
Apr. 15, 2020
CNY (¥)
Apr. 15, 2020
USD ($)
China Everbright Bank | Loan Agreement April 15, 2020            
Subsequent Event [Line Items]            
Debt instrument, face amount         ¥ 100,000,000 $ 14,300,000
Proceeds from issuance of long-term debt   ¥ 20,000,000 $ 2,800,000      
Stated percentage   5.1375% 5.1375%      
China Development Bank, Agricultural Bank Of China, China Merchants Bank And Chongqing Rural Commercial Bank | Loan Agreement April 26, 2020            
Subsequent Event [Line Items]            
Debt instrument, face amount ¥ 250,000,000     $ 35,700,000    
China One-Year Loan Prime Rate (LPR) | China Development Bank, Agricultural Bank Of China, China Merchants Bank And Chongqing Rural Commercial Bank | Loan Agreement April 26, 2020            
Subsequent Event [Line Items]            
Basis spread on variable rate 1.30%