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Geographical Data (Detail) - USD ($) $ in Thousands | 12 Months Ended
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Jun. 30, 2016 | Jun. 30, 2015
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |
Total Net Sales | [1] | $ 82,513 | $ 77,762
Total Identifiable Assets |  | 64,769 | 65,037
Domestic [Member] |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |
Revenues | [1] | 79,931 | 74,736
Foreign [Member] |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |
Revenues | [1] | 2,582 | 3,026
United States [Member] |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |
Total Identifiable Assets |  | 51,272 | 50,998
Dominican Republic [Member] |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |
Total Identifiable Assets | [2] | $ 13,497 | $ 14,039
[1] | All of the Company's sales originate in the United States and are shipped primarily from the Company's facilities in the United States. There were no sales into any one foreign country in excess of 10% of total Net Sales.
[2] | Consists primarily of inventories (2016 = $10,076; 2015 = $10,546) and fixed assets (2016 = $3,311; 2015 = $3,347) located at the Company's principal manufacturing facility in the Dominican Republic.

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