Geographical Data (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended				9 Months Ended
	Mar. 31, 2015		Mar. 31, 2014		Mar. 31, 2015		Mar. 31, 2014		Jun. 30, 2014
Revenues from External Customers and Long-Lived Assets [Line Items]
Total Net Sales	$ 17,894	[1]	$ 17,272	[1]	$ 54,801	[1]	$ 52,864	[1]
Total Identifiable Assets	61,712				61,712				63,364
Domestic [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	17,076	[1]	16,299	[1]	52,523	[1]	50,186	[1]
Foreign [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	818	[1]	973	[1]	2,278	[1]	2,678	[1]
United States [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Total Identifiable Assets	47,644				47,644				49,529
Dominican Republic [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Total Identifiable Assets	$ 14,068	[2]			$ 14,068	[2]			$ 13,835	[2]

[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 (March 31, 2015 = $10,521; June 30, 2014 = $10,216) and fixed assets (March 31, 2015 = $3,345; June 30, 2014 = $3,475) located at the Company's principal manufacturing facility in the Dominican Republic.