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Concentration of Risk (Tables) | 3 Months Ended
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Jul. 31, 2021
Risks and Uncertainties [Abstract] |
Summary Of Percentage Of Sales | The following table summarizes the percentage of net sales attributable to the Company's two largest customers for the three-months ended July 31, 2021 and 2020:
|  |  | Three Months Ended
|  |  | July 31,
|  |  |  |  | 2021 |  | 2020
Customer A |  |  |  |  | 31.8% |  | 27.7%
Customer B |  |  |  |  | 15.5% |  | 16.9%

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