Quarterly report pursuant to sections 13 or 15(d)

Estimate Amortization Expense for Next Four Years (Detail)

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Estimate Amortization Expense for Next Four Years (Detail) (USD $)
In Thousands, unless otherwise specified
Jun. 30, 2012
Finite-Lived Intangible Assets [Line Items]  
2013 $ 232
2014 232
2015 141
Finite-Lived Intangible Assets, Net, Total $ 605