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Commitments and Contingencies (Narrative) (Detail) (USD $) | 3 Months Ended | 6 Months Ended
--- | --- | ---
Dec. 31, 2012 | Dec. 31, 2011 | Dec. 31, 2012 | Dec. 31, 2011
Leased property and equipment, excluding foreign land [Member] |  |  |  |
Property Subject to or Available for Operating Lease [Line Items] |  |  |  |
Rent expense | $ 12,000 | $ 13,000 | $ 23,000 | $ 26,000
Land lease in Dominican Republic expiring 2092 [Member] |  |  |  |
Property Subject to or Available for Operating Lease [Line Items] |  |  |  |
Expiration year |  |  | 2092 |
Acreage | 4 |  | 4 |
Annual minimum rent | $ 288,000 |  | $ 288,000 |

X
- Definition The year in which an agreement expires. + References No definition available. + Details
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Period Type: | duration

X
- Definition As of the reporting date, the annual amount of minimum rent the entity is obligated to pay under the terms of an operating lease. + References No definition available. + Details
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- Definition Area of land held. + References No definition available. + Details
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X
- Definition Rental expense for the reporting period incurred under operating leases, including minimum and any contingent rent expense, net of related sublease income. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6453985&loc=d3e41499-112717 + Details
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- Details
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