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1. SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables)
6 Months Ended
Jun. 30, 2019
Accounting Policies [Abstract]  
Disaggregation of revenue
    Successor     Predecessor  
    Six Months Ended  
    June 30,  
    2019     2018  
Product sales revenue   $ 5,445,760     $ 4,123,377  
Royalty revenue     58,625       100,500  
Total Revenue   $ 5,504,385     $ 4,223,877