| 4. Stock-based Compensation (Details Narrative) (USD $) | 3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
| Jun. 30, 2014 | Jun. 30, 2013 | Jun. 30, 2014 | Jun. 30, 2013 | |
| Stock based compensation expense | $ 32,735 | $ 75,189 | $ 138,595 | $ 107,198 | 
| Stock Options | ||||
| Unrecognized compensation expense | $ 129,473 | $ 129,473 | ||
| Unrecognized weighted-average period | 1 year 5 months 23 days | |||
| X | ||||||||||
| 
- Definition Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees. Reference 1: http://www.xbrl.org/2003/role/presentationRef 
 | 
| X | ||||||||||
| 
- Definition Weighted average period over which unrecognized compensation is expected to be recognized for equity-based compensation plans, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Reference 1: http://www.xbrl.org/2003/role/presentationRef 
 | 
| X | ||||||||||
| 
- Definition Unrecognized cost of unvested options awarded to employees as compensation. No definition available. 
 |