Commitments and Contingencies (Narrative) (Detail) (USD $)	12 Months Ended
	Jun. 30, 2012	Jun. 30, 2011
Land lease in Dominican Republic expiring 2092 [Member]
Property Subject to or Available for Operating Lease [Line Items]
Rent expense	$ 288,000
Expiration year	2092
Acreage	4
Leased property and equipment, excluding foreign land [Member]
Property Subject to or Available for Operating Lease [Line Items]
Rent expense	$ 51,000	$ 71,000