Financial Instruments (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2010
Financial Instruments Owned and Pledged as Collateral [Line Items]
Open letters of credit	$ 199	$ 145
Percentage of one customer balance to total accounts receivable		12.00%
Product or Customer Concentration Risk [Member]
Financial Instruments Owned and Pledged as Collateral [Line Items]
Number of products/customers exceeding a 10% benchmark	0	0	0
Minimum percentage of net sales for separate disclosure	10.00%	10.00%	10.00%
Europe [Member]
Financial Instruments Owned and Pledged as Collateral [Line Items]
Concentration risk, percent of purchases that came from single geographic region	13.00%	18.00%	18.00%
Net assets by geographic area	48,606	51,995
Asia [Member]
Financial Instruments Owned and Pledged as Collateral [Line Items]
Concentration risk, percent of purchases that came from single geographic region	69.00%	70.00%	72.00%
Net assets by geographic area	$ 42,369	$ 40,782