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Shareholders' Equity (Details 3)
3 Months Ended
May 31, 2017
$ / shares
shares
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]  
Stock Warrants Outstanding | shares 28,954,021
Stock Warrants Exercisable | shares 28,954,021
0.20 [Member]  
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]  
Range of Exercise Prices $ 0.20
Stock Warrants Outstanding | shares 1,400,000
Stock Warrants Exercisable | shares 1,400,000
Weighted-Average Remaining Contractual Life 57 months
Weighted-Average Exercise Price of Warrants Outstanding $ 0.20
Weighted-Average Exercise Price of Warrants Exercisable 0.20
Intrinsic Value $ 0.00
0.10-$0.75 [Member]  
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]  
Stock Warrants Outstanding | shares 19,481,012
Stock Warrants Exercisable | shares 19,481,012
Weighted-Average Remaining Contractual Life 46 months
Weighted-Average Exercise Price of Warrants Outstanding $ 0.56
Weighted-Average Exercise Price of Warrants Exercisable 0.56
Intrinsic Value 0.00
0.10-$0.75 [Member] | Maximum [Member]  
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]  
Range of Exercise Prices 0.75
0.10-$0.75 [Member] | Minimum [Member]  
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]  
Range of Exercise Prices 0.10
0.75 [Member]  
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]  
Range of Exercise Prices $ 0.75
Stock Warrants Outstanding | shares 1,082,734
Stock Warrants Exercisable | shares 1,082,734
Weighted-Average Remaining Contractual Life 45 months
Weighted-Average Exercise Price of Warrants Outstanding $ 0.75
Weighted-Average Exercise Price of Warrants Exercisable 0.75
Intrinsic Value 0.00
0.75 [Member]  
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]  
Range of Exercise Prices $ 0.75
Stock Warrants Outstanding | shares 1,000,000
Stock Warrants Exercisable | shares 1,000,000
Weighted-Average Remaining Contractual Life 35 months
Weighted-Average Exercise Price of Warrants Outstanding $ 0.75
Weighted-Average Exercise Price of Warrants Exercisable 0.75
Intrinsic Value $ 0.00
0.75-$1.00 [Member]  
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]  
Stock Warrants Outstanding | shares 5,990,275
Stock Warrants Exercisable | shares 5,990,275
Weighted-Average Remaining Contractual Life 30 months
Weighted-Average Exercise Price of Warrants Outstanding $ 0.77
Weighted-Average Exercise Price of Warrants Exercisable 0.77
Intrinsic Value 0.00
0.75-$1.00 [Member] | Maximum [Member]  
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]  
Range of Exercise Prices 1.00
0.75-$1.00 [Member] | Minimum [Member]  
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]  
Range of Exercise Prices $ 0.75