Quarterly report pursuant to sections 13 or 15(d)

The Minimum Future Lease Payments to be Paid Annually Under the Three-Year Non-Cancellable Amended Operating Lease for Office Space (Detail)

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The Minimum Future Lease Payments to be Paid Annually Under the Three-Year Non-Cancellable Amended Operating Lease for Office Space (Detail) (USD $)
Jun. 30, 2012
Future Minimum Payments Under Non-Cancelable Operating Leases With Initial Terms Of One-Year Or More [Line Items]  
2012 $ 9,000
2013 23,000
2014 23,000
2015 13,000
Total $ 68,000