Annual report pursuant to Section 13 and 15(d)

FAIR VALUE OF FINANCIAL INSTRUMENTS Fair Value Assumptions (Details)

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FAIR VALUE OF FINANCIAL INSTRUMENTS Fair Value Assumptions (Details)
Mar. 31, 2019
Mar. 31, 2018
Dividend rate    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Measurement input 0 0
Minimum    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Expected term 4 years 6 months 4 years 9 months 18 days
Minimum | Company's stock price    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Measurement input 1.62 3.64
Minimum | Exercise prices    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Measurement input 0.01 10.00
Minimum | Volatility    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Measurement input 0.641 0.598
Minimum | Risk free interest rate    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Measurement input 0.025 0.021
Maximum    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Expected term 5 years 5 years
Maximum | Company's stock price    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Measurement input 2.40 2.40
Maximum | Exercise prices    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Measurement input 2.40  
Maximum | Volatility    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Measurement input 0.718 0.691
Maximum | Risk free interest rate    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Measurement input 0.030 0.027