| 16. Business Combination (Tables) | 12 Months Ended | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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| Sep. 30, 2015 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Business Combinations [Abstract] | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Purchase Price Allocation | 
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| Schedule of pro forma information | 
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| X | ||||||||||
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- Definition Tabular disclosure of pro forma results of operations for a material business acquisition or series of individually immaterial business acquisitions that are material in the aggregate. Reference 1: http://www.xbrl.org/2003/role/presentationRef 
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| X | ||||||||||
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- References No definition available. 
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| X | ||||||||||
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- Definition Tabular disclosure of a material business combination completed during the period, including background, timing, and recognized assets and liabilities. This table does not include leveraged buyouts. Reference 1: http://www.xbrl.org/2003/role/presentationRef 
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