Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity (Details 4)

v3.7.0.1
Stockholders' Equity (Details 4) - Warrant [Member]
12 Months Ended
Jan. 31, 2017
$ / shares
shares
Number of Warrants Outstanding, Beginning Balance | shares 1,645,198
Number of Warrants, Expired | shares (18,188)
Number of Warrants Outstanding, Ending Balance | shares 1,627,010
Weighted Average Exercise Price, Beginning Balance | $ / shares $ 5.27
Weighted Average Exercise Price, Expired | $ / shares 4
Weighted Average Exercise Price, Ending Balance | $ / shares $ 5.29