Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity (Tables)

v2.4.1.9
Stockholders' Equity (Tables)
 6 Months Ended
Jan. 31, 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
January 31, 		  Six months ended
January 31, 		 
  2015   2014   2015   2014  
Stock options $ 91   $ 63   $ 176   $ 110  
Restricted stock   14     46     27     102  
  $ 105   $ 109   $ 203   $ 212  
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
January 31, 		  Six months ended
January 31, 		 
  2015   2014   2015   2014  
Cost of clinical laboratory services $ 2   $ 2   $ 3   $ 4  
Research and development   1     —     2     1  
Selling, general and administrative   102     107     198     207  
  $ 105   $ 109   $ 203   $ 212  
Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block] The following table summarizes stock option activity during the six month period ended January 31, 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   (180,900 ) $ 16.82              
Outstanding at end of period   1,358,883   $ 3.06     3.0 years   $ 602  
Exercisable at end of period   777,022   $ 2.89   1.8 years   $ 301  
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 January 31, 2015 is as follows:

  Awards   Weighted
Average
Award Price 		 
Outstanding at July 31, 2014   42,502   $ 5.74  
Awarded   3,000   $ 5.62  
Vested   (8,087 ) $ (1.86 )
Forfeited   (5,250 ) $ (3.31 )
Unvested at end of period   32,165   $ 7.09