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Fair Value of Financial Instruments (Tables)
12 Months Ended
Feb. 28, 2019
Fair Value Disclosures [Abstract]  
Fair value of financial liabilities and warrants
   Fair Value Measurements at February 28, 2019
  Carrying Amount  Fair Value  Level in the hierarchy
          
Instruments measured at fair value:             
Warrants (First Issuance)  219,531   219,531   Level 3
              
Instruments measured at amortized cost:             
Long-term debt   1,005,518    1,005,518   Level 2
Convertible notes (First Issuance)   2,495,636    2,650,00   Level 2
Convertible notes (Second Issuance)  3,126,886   3,150,000   Level 2