Revenue Recognition and Reserve For Sales Returns and Allowances (Details Narrative) - USD ($) |
3 Months Ended | 12 Months Ended |
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Mar. 31, 2019 |
Dec. 31, 2018 |
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Revenue recognition reserve for sales returns and allowances | $ 13,000 | $ 13,000 |
Sales Revenue [Member] | Minimum [Member] | ||
Concentration risk, percentage | 2.00% | |
Sales Revenue [Member] | Maximum [Member] | ||
Concentration risk, percentage | 5.00% |
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- Definition Revenue recognition reserve for sales returns and allowances . No definition available.
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- Definition For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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