3. Summary of Significant Accounting Policies (Details Narrative) - USD ($) |
Dec. 31, 2019 |
Mar. 31, 2019 |
|---|---|---|
| Accounting Policies [Abstract] | ||
| Allowance for doubtful accounts | $ 22,000 | $ 24,000 |
| Allowance for potential discounts, returns, distributor fees and rebates | 671,000 | 443,000 |
| Inventory reserves | $ 100,000 | $ 184,000 |
| X | ||||||||||
- Definition Allowance for potential discounts, returns, distributor fees and rebates No definition available.
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| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition Amount of allowance for credit loss on accounts receivable. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount of valuation reserve for inventory. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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