13. Stock-based Compensation (Details Narrative) - USD ($) |
12 Months Ended | |
|---|---|---|
Sep. 30, 2017 |
Sep. 30, 2016 |
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| Stock-based compensation expense | $ 203,690 | $ 256,146 |
| Unrecognized compensation expense | $ 361,627 | |
| Stock Options [Member] | ||
| Weighted average fair value options exercisable | $ 11.22 | |
| Stock Options [Member] | Exercise price equals stock price [Member] | ||
| Weighted average fair value options granted | 8.41 | |
| Weighted average fair value options exercisable | 10.86 | |
| Stock Options [Member] | Exercise price above stock price [Member] | ||
| Weighted average fair value options granted | 21.07 | |
| Weighted average fair value options exercisable | $ 23.41 | |
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- Definition Unrecognized cost of unvested options awarded to employees as compensation. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition The aggregate amount of noncash, equity-based employee remuneration. This may include the value of stock or unit options, amortization of restricted stock or units, and adjustment for officers' compensation. As noncash, this element is an add back when calculating net cash generated by operating activities using the indirect method. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the stock option plan. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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