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Stockholders' Equity (Details 2) - $ / shares
3 Months Ended
May 31, 2017
Feb. 28, 2017
Warrants outstanding 1,860,455 1,647,670
Warrants outstanding, Weighted Average Exercise Price $ 3.11 $ 2.91
Warrants exercisable 836,705  
Exercise Prices 0.80 [Member]    
Warrants outstanding 912,452  
Warrants outstanding, Average Remaining Contractual Life (in years) 186 days  
Warrants outstanding, Weighted Average Exercise Price $ 0.80  
Warrants exercisable 507,452  
Warrants exercisable, Average Remaining Contractual Life (in years) 186 days  
Warrants exercisable, Weighted Average Exercise Price $ 0.80  
Exercise Prices 6.00 [Member]    
Warrants outstanding 323,003  
Warrants outstanding, Average Remaining Contractual Life (in years) 29 days  
Warrants outstanding, Weighted Average Exercise Price $ 6.00  
Warrants exercisable 323,003  
Warrants exercisable, Average Remaining Contractual Life (in years) 29 days  
Warrants exercisable, Weighted Average Exercise Price $ 6.00  
Exercise Prices 3.00 [Member]    
Warrants outstanding 75,000  
Warrants outstanding, Average Remaining Contractual Life (in years) 372 days  
Warrants outstanding, Weighted Average Exercise Price $ 3.00  
Warrants exercisable 6,250  
Warrants exercisable, Average Remaining Contractual Life (in years) 372 days  
Warrants exercisable, Weighted Average Exercise Price $ 3.00  
Exercise Prices 5.25 [Member]    
Warrants outstanding 550,000  
Warrants outstanding, Average Remaining Contractual Life (in years) 3642 days  
Warrants outstanding, Weighted Average Exercise Price $ 5.25  
Warrants exercisable  
Warrants exercisable, Weighted Average Exercise Price