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Significant Customers | 12 Months Ended
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Jun. 30, 2020
Significant Customers [Abstract] |
Significant Customers | Note 9. Significant Customers A significant portion of the Company's business is the production of military and industrial electronic equipment for use by the U.S. and foreign governments and certain industrial customers. Sales to two domestic customers, accounted for approximately 38% of total sales in 2020. Sales to three domestic customers accounted for 54% of total sales in 2019. The related accounts receivable balance, as a percentage of the Company's total trade accounts receivable balance, was 54% represented by two customers at June 30, 2020 and 51% represented by two customers at June 30, 2019. Export sales in fiscal years 2020 and 2019 were approximately $2,077,000 and $2,638,000, respectively.

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- Definition The disclosure for revenues in the period from one or more significant customers. + References No definition available. + Details
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