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FOREIGN SALES AND SIGNIFICANT CUSTOMERS (Notes) | 12 Months Ended
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Jun. 30, 2018
Foreign Sales and Significant Customers [Abstract] |
Foreign Sales and Significant Customers | The Company’s net foreign sales amounted to $6,950,517 during 2018 and $8,089,122 during 2017. The Company’s sales by country were as follows:
|  | 2018 |  | 2017
United States |  | $ | 16,564,924 |  |  | $ | 15,965,159 |
People's Republic of China |  | 1,602,588 |  |  | 2,332,704 |
Sweden |  | 1,436,561 |  |  | 1,056,746 |
Czech Republic |  | 1,298,220 |  |  | 1,107,555 |
Malaysia |  | 543,093 |  |  | 647,707 |
Russian Federation |  | 491,649 |  |  | 522,080 |
Canada |  | 414,350 |  |  | 547,745 |
All other countries |  | 1,164,056 |  |  | 1,874,585 |
Net sales |  | $ | 23,515,441 |  |  | $ | 24,054,281 |
Sales during 2018 and 2017 to the Company's five largest customers, which are generally large national retailers or foreign distributors and original equipment manufacturers, represented approximately 47% and 45% of the Company's net sales, respectively. Included in these percentages were net sales to a single United States customer which represented approximately 20% and 14% of the Company's net sales during 2018 and 2017, respectively.

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