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Stock-Based Compensation (Tables)
9 Months Ended
Jun. 30, 2013
Stock-Based Compensation [Abstract]  
Weighted Average Assumptions Used to Estimate Fair Value of Stock Option Grants

In addition to the exercise and grant date prices of the awards, certain weighted average assumptions that were used to estimate the fair value of stock option grants are listed in the following table:

       

 

December 2011

Non-Statutory

Stock Options

January 2013

Non-Statutory

Stock Options

January 2013

Incentive

Stock Options

Expected term (years)

7.5

7.1

6.5

Expected volatility

95.71%

105.96%

110.53%

Risk-free interest rate

1.47%

1.28%

1.13%

Expected dividends

0

0

0

Summary of Stock Option Activity under Share Based Compensation Plan

A summary of stock option activity under our share-based compensation plan for the nine months ended June 30, 2013 is presented in the following table:

         

 

Options

Weighted

Average

Exercise Price

Weighted Average

Remaining

Contractual Life (Yrs.)

Aggregate

Intrinsic Value

Outstanding-beg of year

175,289 

$

6.18

 

 

Granted

122,421 

$

2.31

 

 

Exercised

 

 

 

Forfeited

 

 

 

Expired

(3,857)

$

8.10

 

 

Outstanding Jun 30, 2013

293,853 

$

4.54

7.3

$

214,000

 

 

 

 

 

Exercisable Jun 30, 2013

130,200 

$

7.65

5.3

$

60,000