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JOINT VENTURE (Details)
¥ in Thousands
12 Months Ended 15 Months Ended
Apr. 01, 2019
USD ($)
Jun. 30, 2018
USD ($)
Jun. 30, 2018
CNY (¥)
Dec. 31, 2018
USD ($)
JOINT VENTURE (Details) [Line Items]        
Equity Method Investment, Ownership Percentage   49.00% 49.00%  
Payments to Acquire Interest in Joint Venture | ¥     ¥ 2,450  
Foreign Currency Transaction Gain (Loss), Realized   $ 1,932    
Gain (Loss) on Disposition of Assets       $ (12,012)
Guangzhou Bona Niotechnology Co., Ltd [Member]        
JOINT VENTURE (Details) [Line Items]        
Equity Method Investment, Ownership Percentage 49.00%      
Payments to Acquire Interest in Joint Venture $ 1      
Guangzhou Bona Niotechnology Co., Ltd [Member]        
JOINT VENTURE (Details) [Line Items]        
Equity Method Investment, Ownership Percentage   51.00% 51.00%