Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity (Details) - Schedule of restricted stock awards

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Stockholders' Equity (Details) - Schedule of restricted stock awards
9 Months Ended
Apr. 30, 2017
$ / shares
shares
Schedule of restricted stock awards [Abstract]  
Outstanding at July 31, 2016 | shares 8,501
Outstanding at July 31, 2016 | $ / shares $ 4.13
Vested | shares (2,813)
Vested | $ / shares $ (3.49)
Unvested at end of period | shares 5,688
Unvested at end of period | $ / shares $ 1.96