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10. Stock-based Compensation (Tables) | 12 Months Ended
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Sep. 30, 2016
Share-based Compensation [Abstract] |
Stock option activity |
|  |  |  |  | Weighted |  |  | Weighted |  |  |  |
|  |  |  |  | Average |  |  | Average |  |  |  |
|  | Number of |  |  | Exercise |  |  | Remaining |  |  |  |
|  | Shares |  |  | Price |  |  | Contractual Life |  |  | Intrinsic Value |
Outstanding at September 30, 2015 |  |  | 175,000 |  |  | $ | 11.22 |  |  |  | 4.76 |  |  | $ | 225,750 |
Granted |  |  | – |  |  |  |  |  |  |  |  |  |  |  |  |
Exercised |  |  | – |  |  |  |  |  |  |  |  |  |  |  |  |
Forfeited |  |  | – |  |  |  |  |  |  |  |  |  |  |  |  |
Outstanding at September, 30 2016 |  |  | 175,000 |  |  | $ | 11.22 |  |  |  | 3.75 |  |  | $ | 346,500 |
Exercisable at September 30, 2016 |  |  | 168,750 |  |  | $ | 10.68 |  |  |  | 3.55 |  |  | $ | 346,500 |
Stock option exercise price |
Outstanding |  |  | Exercisable |
Number of Options |  |  | Exercise Price |  |  | Number of Options |  |  | Exercise Price |
| 31,250 |  |  | $ | 4.98 |  |  |  | 31,250 |  |  | $ | 4.98 |
| 25,000 |  |  |  | 7.50 |  |  |  | 25,000 |  |  |  | 7.50 |
| 31,250 |  |  |  | 10.02 |  |  |  | 31,250 |  |  |  | 10.02 |
| 6,250 |  |  |  | 12.48 |  |  |  | 6,250 |  |  |  | 12.48 |
| 6,250 |  |  |  | 15.00 |  |  |  | – |  |  |  | 15.00 |
| 75,000 |  |  |  | 15.18 |  |  |  | 75,000 |  |  |  | 15.18 |
| 175,000 |  |  |  |  |  |  |  | 168,750 |  |  |  |  |
Non-vested share activity |
|  |  |  |  | Weighted-Average |
|  | Number of |  |  | Grant-Date |
Non-vested Shares |  | Shares |  |  | Fair Value |
Non-vested at September 30, 2015 |  |  | 62,500 |  |  | $ | 8.64 |
Granted |  |  | – |  |  |  |  |
Vested |  |  | (56,250 | ) |  |  |  |
Non-vested at September 30, 2016 |  |  | 6,250 |  |  | $ | 8.64 |
Assumptions used |
Risk-free interest rate |  | 1.01%
Expected life of the options |  | 2.5 to 3.5 years
Expected volatility |  | 140%
Expected dividend yield |  | 0%

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- Definition Tabular disclosure of the changes in outstanding nonvested 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)(2) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition Tabular disclosure of option exercise prices, by grouped ranges, including the upper and lower limits of the price range, the number of shares under option, weighted average exercise price and remaining contractual option terms. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -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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