| 6. Goodwill and Intangible Assets, Net (Details - Intangibles) - USD ($) | Mar. 31, 2020 | Dec. 31, 2019 | 
|---|---|---|
| Intangible assets | $ 402,359 | $ 402,359 | 
| Less Accumulated Amortization | (361,567) | (350,776) | 
| Net Intangible Assets | 40,792 | 51,583 | 
| Trademarks [Member] | ||
| Intangible assets | 129,831 | 129,831 | 
| Other Intangible Assets [Member] | ||
| Intangible assets | $ 272,528 | $ 272,528 | 
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- Definition Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. Reference 1: http://www.xbrl.org/2003/role/disclosureRef 
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- Definition Amount before accumulated amortization of intangible assets, excluding goodwill. No definition available. 
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- Definition Sum of the carrying amounts of all intangible assets, excluding goodwill, as of the balance sheet date, net of accumulated amortization and impairment charges. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
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