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Shareholders' Equity (Details 1) - 0.75-$1.00 [Member]
3 Months Ended
May 31, 2017
$ / shares
shares
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]  
Options Outstanding, Range of Exercise Price, Minimum $ 0.75
Options Outstanding, Range of Exercise Price, Maximum $ 1.00
Options Outstanding, Number | shares 7,224,000
Options Outstanding, Weighted Average Remaining Life 2 years 9 months
Options Outstanding, Weighted Average Exercise Price $ 0.79
Exercisable Options, Weighted Average Remaining Life 2 years 9 months
Exercisable Options, Number | shares 7,224,000
Exercisable Options, Weighted Average Exercise Price $ 0.79