Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity (Tables)

v3.4.0.3
Stockholders' Equity (Tables)
 9 Months Ended
Apr. 30, 2016
Stockholders' Equity Note [Abstract]  
Schedule of Compensation Cost for Share-based Payment Arrangements, Allocation of Share-based Compensation Costs by Plan [Table Text Block] The amounts of share-based compensation expense recognized in the periods presented are as follows:

    Three months ended
April 30,		     Nine months ended
April 30,		  
    2016     2015     2016     2015  
Stock options   $ 143     $ 104     $ 351     $ 283  
Restricted stock     6       9       19       36  
    $ 149     $ 113     $ 370     $ 319  
Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Table Text Block] The following table sets forth the amount of expense related to share-based payment arrangements included in specific line items in the accompanying statements of operations:

    Three months ended
April 30,		     Nine months ended
April 30,		  
    2016     2015     2016     2015  
Cost of clinical laboratory services   $ 2     $ 3     $ 5     $ 9  
Research and development     —       —       —       2  
Selling, general and administrative     147       110       365       308  
    $ 149     $ 113     $ 370     $ 319  
Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block] The following table summarizes stock option activity during the three month period ended April 30, 2016:

    Options     Weighted
Average
Exercise
Price		     Weighted
Average
Remaining
Contractual
Term		     Aggregate
Intrinsic
Value (000s)		  
Outstanding at July 31, 2015     1,358,104     $ 3.04                  
Awarded     488,473     $ 4.47                  
Exercised     (23,702 )   $ 2.79                  
Cancelled or expired     (6,000 )   $ 3.61                  
Outstanding at end of period     1,816,875     $ 3.43       1.9 years     $ 2,386  
Exercisable at end of period     1,104,974     $ 2.95       1.1 years     $ 1,976  
Schedule of Share-based Compensation, Restricted Stock and Restricted Stock Units Activity [Table Text Block] A summary of the activity pursuant to the Company’s unvested restricted stock awards for the six months ended April 30, 2016 is as follows:

 

 

   Awards     Weighted
Average
Award Price		  
Outstanding at July 31, 2015     21,501     $ 8.84  
Awarded     —     $ —  
Vested     (8,751 )   $ (2.32 )
Forfeited     (1,500 )   $ (2.86 )
Unvested at end of period     11,250     $ 4.21