Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity (Tables)

v2.4.0.6
Stockholders' Equity (Tables)
 9 Months Ended
Apr. 30, 2013
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, 		 
    2013     2012     2013     2012  
Stock options     46       —       61       —  
Restricted stock     94       168       380       595  
    $ 140     $ 168     $ 441     $ 595  
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, 		 
    2013     2012     2013     2012  
Cost of clinical laboratory services   $ 2     $ 3     $ 7     $ 8  
Research and development     1       1       2       4  
Selling, general and administrative     137       164       432       583  
    $ 140     $ 168     $ 441     $ 595  
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, 2013:
    Options     Weighted
Average
Exercise
Price 		    Weighted
Average
Remaining
Contractual
Term 		    Aggregate
Intrinsic
Value (000s) 		 
Outstanding at July 31, 2012     736,490     $ 14.53                  
Awarded     336,817     $ 2.88                  
Exercised     —     $ —                  
Cancelled     (346,662 )   $ 11.82                  
Outstanding at end of period     726,645     $ 10.39       2.9 years     $ —  
Options vested at end of period     389,828     $ 2.88        1.2 years     $ —  
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 restricted stock awards for the nine months ended April 30, 2013 is as follows:
    Awards     Weighted
Average
Award Price 		 
Unvested at July 31, 2012     257,583     $ 3.58  
Awarded     37,000     $ 1.75  
Vested     (99,137 )   $ 2.91  
Forfeited     (11,667 )   $ 3.45  
Unvested at end of period     183,779     $ 3.58