| 6. Intangibles (Details Narrative) - USD ($) | 3 Months Ended | |
|---|---|---|
| Dec. 31, 2018 | Dec. 31, 2017 | |
| Intangible amortization expense | $ 353,897 | $ 236,318 | 
| Domain Name and Marketing [Member] | ||
| Useful lifes of intangible assets | 3-20 years | |
| Software [Member] | ||
| Useful lifes of intangible assets | 3-5 years | |
| Customer Relationships [Member] | ||
| Useful lifes of intangible assets | 7-15 years | |
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- Definition The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
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