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 9 Months Ended
Oct. 03, 2013
Apr. 30, 2014
Schedule of stock option plans [Abstract]    
Outstanding at July 31, 2013   726,645
Outstanding at July 31, 2013   $ 10.39
Awarded 10,000 665,117
Awarded $ 2.53 $ 2.82
Cancelled or expired   (219,734)
Cancelled or expired   $ 17.08
Outstanding at end of period   1,172,028
Outstanding at end of period   $ 4.84
Outstanding at end of period   3 years 219 days
Outstanding at end of period   $ 1,525
Exercisable at end of period   391,261
Exercisable at end of period   $ 7.22
Exercisable at end of period   3 years 36 days
Exercisable at end of period   $ 163