Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity (Tables)

v2.4.1.9
Stockholders' Equity (Tables)
9 Months Ended
Apr. 30, 2015
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,
 
    2015     2014     2015     2014  
Stock options   $ 104     $ 255     $ 283     $ 367  
Restricted stock     9       28       36       130  
    $ 113     $ 283     $ 319     $ 497  
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,
 
    2015     2014     2015     2014  
Cost of clinical laboratory services   $ 3     $ 3     $ 9     $ 7  
Research and development                 2       1  
Selling, general and administrative     110       280       308       489  
    $ 113     $ 283     $ 319     $ 497  
Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block] The following table summarizes stock option activity during the nine month period ended April 30, 2015:

    Options     Weighted
Average
Exercise
Price
    Weighted
Average
Remaining
Contractual
Term
  Aggregate
Intrinsic
Value (000s)
 
Outstanding at July 31, 2014     1,155,910     $ 5.03              
Awarded     383,873     $ 3.57              
Exercised         $              
Cancelled or expired     (181,900 )   $ 16.82              
Outstanding at end of period     1,357,883     $ 3.05     2.7 years   $ 39  
Exercisable at end of period     782,688     $ 2.88     2.2 years   $ 20  
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 nine months ended April 30, 2015 is as follows:

    Awards     Weighted
Average
Award Price
 
Outstanding at July 31, 2014     42,502     $ 5.74  
Awarded     4,250     $ 4.75  
Vested     (15,419 )   $ (2.41 )
Forfeited     (5,500 )   $ (3.32 )
Unvested at end of period     25,833     $ 8.07