Financial Instruments (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2011
Financial Instruments Owned and Pledged as Collateral [Line Items]
Open letters of credit	$ 78	$ 199
Product or Customer Concentration Risk [Member]
Financial Instruments Owned and Pledged as Collateral [Line Items]
Number of 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%	13.00%	18.00%
Net assets by geographic area	57,883	48,606
Asia [Member]
Financial Instruments Owned and Pledged as Collateral [Line Items]
Concentration risk, percent of purchases that came from single geographic region	68.00%	69.00%	70.00%
Net assets by geographic area	$ 44,072	$ 42,369
Accounts Receivable [Member]
Financial Instruments Owned and Pledged as Collateral [Line Items]
Number of customers exceeding a 10% benchmark	1	0
Minimum percentage of net trade accounts receivable for separate disclosure	10.00%	10.00%