Geographical Data (Detail) - USD ($) $ in Thousands		12 Months Ended
		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.