Annual report pursuant to Section 13 and 15(d)

NOTES PAYABLE (Details 5)

v3.21.2
NOTES PAYABLE (Details 5)
12 Months Ended
Feb. 21, 2020
$ / shares
Dec. 31, 2020
$ / shares
Dec. 31, 2019
$ / shares
Jun. 29, 2020
$ / shares
Jun. 19, 2019
$ / shares
Debt Instrument [Line Items]          
Stock price       $ 1.67 $ 10.30
Conversion price   $ 10.00      
Valuation Technique Binomial Monte-Carlo Cliquet Option Pricing Model [Member]          
Debt Instrument [Line Items]          
Stock price $ 1.89 1.23 $ 1.97    
Conversion price $ 3.00 $ 2.00 $ 9.52    
Valuation Technique Binomial Monte-Carlo Cliquet Option Pricing Model [Member] | Selected Yield [Member]          
Debt Instrument [Line Items]          
Selected yield 19.12 10.48 16.77    
Valuation Technique Binomial Monte-Carlo Cliquet Option Pricing Model [Member] | Expected Volatility (Telcon common stock) [Member]          
Debt Instrument [Line Items]          
Selected yield 65.00 95.00 50.00    
Valuation Technique Binomial Monte-Carlo Cliquet Option Pricing Model [Member] | Expected Life (in years) [Member]          
Debt Instrument [Line Items]          
Expected life (in years) 1 year 1 month 28 days 8 months 1 day 9 months 21 days    
Valuation Technique Binomial Monte-Carlo Cliquet Option Pricing Model [Member] | Risk-free Interest Rate (South Korea government bond) [Member]          
Debt Instrument [Line Items]          
Risk-free rate Term structure Term structure Term structure