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SHARE BASED COMPENSATION (Details) - shares
12 Months Ended
Dec. 31, 2019
Mar. 31, 2019
Dec. 31, 2018
Jun. 30, 2014
Share-based Compensation Arrangement by Share-based Payment Award        
Maximum aggregate number of shares that may be issued     254,697,314 187,697,314
2019 Performance Incentive Plan        
Share-based Compensation Arrangement by Share-based Payment Award        
Maximum aggregate number of shares that may be issued   52,000,000    
Share options        
Share-based Compensation Arrangement by Share-based Payment Award        
Term of option 10 years      
Percentage of fair market value as of the latest practicable date upon termination for death, disability or retirement of employees 50.00%      
Threshold period for vesting or exercising option upon termination for death, disability or retirement, the employees 6 months      
Percentage of fair market value as of the latest practicable date upon other termination 30.00%      
Threshold period for vesting or exercising option upon other termination 6 months      
Share options | Vested and exercisable on second anniversary        
Share-based Compensation Arrangement by Share-based Payment Award        
Vesting percentage 50.00%      
Share options | Vested and exercisable on third anniversary        
Share-based Compensation Arrangement by Share-based Payment Award        
Vesting percentage 25.00%      
Share options | Vested and exercisable on fourth anniversary        
Share-based Compensation Arrangement by Share-based Payment Award        
Vesting percentage 25.00%