| 8. Stockholders' Equity (Details Narrative) - $ / shares | Dec. 31, 2020 | Mar. 31, 2020 | 
|---|---|---|
| Common stock par value | $ .0001 | $ 0.0001 | 
| Common stock, shares authorized | 24,000,000 | 24,000,000 | 
| Convertible Preferred Stock [Member] | ||
| Preferred stock, shares authorized | 714,286 | 714,286 | 
| Preferred stock par value | $ 0.0001 | $ 0.0001 | 
| X | ||||||||||
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- Definition Face amount or stated value per share of common stock. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
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| X | ||||||||||
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- Definition The maximum number of common shares permitted to be issued by an entity's charter and bylaws. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
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| X | ||||||||||
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- Definition Face amount or stated value per share of preferred stock nonredeemable or redeemable solely at the option of the issuer. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
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| X | ||||||||||
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- Definition The maximum number of nonredeemable preferred shares (or preferred stock redeemable solely at the option of the issuer) permitted to be issued by an entity's charter and bylaws. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
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| X | ||||||||||
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- Details 
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