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Stock-Based Compensation (Tables) | 6 Months Ended
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Mar. 31, 2015
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 stock option awards, certain weighted average assumptions that were used to estimate the fair value of stock option grants are listed in the following table:
|  | Fiscal 201 5 Incentive Stock Options |  | Fiscal 201 5 Non-Statutory Stock Options |  | Fiscal 2014 Incentive Stock Options
Expected term (years) |  |  | 6.5 |  |  |  | 6.5 |  |  |  | 6.5 |
Expected volatility |  |  | 87.40 | % |  |  | 87.40 | % |  |  | 112.11 | %
Risk-free interest rate |  |  | 1.85 | % |  |  | 1.85 | % |  |  | 1.94 | %
Expected dividends |  |  | 0 |  |  |  | 0 |  |  |  | 0 |
Summary of Stock Option Activity under Share Based Compensation Plan | The following table summarizes stock option activity for the six month period ended March 31, 2015 under all plans:
|  | Shares |  | Weighted Average Exercise Price |  | Weighted Avg. Remaining Contractual Life (Yrs.)
Outstanding-beg of year |  |  | 396,910 |  |  | $ | 3.87 |  |  |  |  |
Options g ranted |  |  | 184,826 |  |  | $ | 7.79 |  |  |  |  |
Options e xercised |  |  | (22,550 | ) |  | $ | 2.01 |  |  |  |  |
Forfeited |  |  | 0 |  |  |  |  |  |  |  |  |
Expired |  |  | (11,853 | ) |  | $ | 9.33 |  |  |  |  |
Outstanding Mar 3 1, 201 5 |  |  | 547,333 |  |  | $ | 5.15 |  |  |  | 7.8 |
Exercisable Mar 3 1, 201 5 |  |  | 162,586 |  |  | $ | 5.56 |  |  |  | 5.0 |
Schedule of Non-vested Restricted Stock Activity | A summary of the status of non-vested restricted stock as of March 31, 2015 is presented below.
|  | Shares |  | Weighted Average Grant Date Fair Value Per Share
Non-vested shares at beg of year |  |  | 123,840 |  |  | $ | 3.23 |
Granted |  |  | 0 |  |  |  |  |
Vested |  |  | 0 |  |  |  |  |
Non-vested shares at Mar 31, 201 5 |  |  | 123,840 |  |  | $ | 3.23 |

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- Definition Tabular disclosure of the changes in outstanding nonvested restricted stock shares. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition Tabular disclosure of the number and weighted-average exercise prices (or conversion ratios) for share options (or share units) that were outstanding at the beginning and end of the year, vested and expected to vest, exercisable or convertible at the end of the year, and the number of share options or share units that were granted, exercised or converted, forfeited, and expired during the year. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition Tabular disclosure of the significant assumptions used during the year to estimate the fair value of stock options, including, but not limited to: (a) expected term of share options and similar instruments, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (f)(2) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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