Substantial Net Sales to Certain Customers (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Jun. 30, 2013	Jun. 30, 2012
Concentration Risk [Line Items]
Net Sales by Customer	$ 62,797	$ 72,822
Sales Revenue, Net | Customer Concentration Risk
Concentration Risk [Line Items]
Net Sales by Customer	39,042	45,878
% of Total Net Sales	69.00%	73.00%
Sales Revenue, Net | Customer Concentration Risk | Customer 1
Concentration Risk [Line Items]
Net Sales by Customer	28,404	31,994
% of Total Net Sales	50.00%	51.00%
Sales Revenue, Net | Customer Concentration Risk | Customer 2
Concentration Risk [Line Items]
Net Sales by Customer	$ 10,638	$ 13,884
% of Total Net Sales	19.00%	22.00%