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Stock-Based Compensation (Tables)
3 Months Ended
Oct. 31, 2013
Stock-Based Compensation [Abstract]  
Stock options activity
The following table provides information about stock-based awards outstanding at October 31, 2013:

 
 
Shares
  
Weighted Average
Exercise Price
  
Weighted Average
Fair Value
 
Options outstanding beginning of period
  
747,662
  
$
4.17
  
$
3.23
 
For the period August 1, 2013 through October 31, 2013
            
Granted
  
--
   
--
   
--
 
Forfeited
  
--
   
--
   
--
 
Exercised
  
--
   
--
   
--
 
Options outstanding, end of period
  
747,662
  
$
4.17
  
$
3.23
 
Options exercisable, end of period
  
545,883
  
$
3.79
  
$
2.95
 
Weighted average fair value of options granted and the assumptions used
The fair value of all options granted during the second quarter of fiscal 2013 was determined at the date of the grant using the Black-Scholes option-pricing model and the following assumptions:

Expected average risk-free interest rate
1.72%
Expected average life (in years)
10
Expected volatility
70.5%
Expected dividend yield
0.0%

Information about restricted stock grants
The following table provides information about restricted stock grants during the three-month period ended October 31, 2013:

 
 
Number of Shares
  
Weighted Average Grant
Date Fair Value
 
Balance as of July 31, 2013
  
405,248
  
$
3.79
 
Granted
  
--
   
--
 
Forfeited
  
(2,001
)
 
$
3.47
 
Vested
  
(51,117
)
 
$
2.97
 
Balance as of October 31, 2013
  
352,130
  
$
3.91