Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity (Details) - Schedule of stock option plans

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Stockholders' Equity (Details) - Schedule of stock option plans (USD $)
In Thousands, except Share data, unless otherwise specified
 1 Months Ended 6 Months Ended
Oct. 03, 2013
Jan. 31, 2014
Schedule of stock option plans [Abstract]    
Outstanding at July 31, 2013   726,645
Outstanding at July 31, 2013 (in Dollars per share)   $ 10.39
Awarded 10,000 645,117
Awarded (in Dollars per share) $ 2.53 $ 2.82
Cancelled or expired   (30,734)
Cancelled or expired (in Dollars per share)   $ 14.84
Outstanding at end of period   1,341,028
Outstanding at end of period (in Dollars per share)   $ 6.65
Outstanding at end of period   3 years 109 days
Outstanding at end of period (in Dollars)   $ 43
Exercisable at end of period   512,615
Exercisable at end of period (in Dollars per share)   $ 11.95
Exercisable at end of period   6 months