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Term Loans Mature on July 28, 2017 and Payable in Installments (Detail)
In Thousands
Jun. 30, 2011
U.S.
USD ($)
Jun. 30, 2011
Euro
EUR (€)
Jun. 30, 2011
Canadian
CAD
Debt Instrument [Line Items]      
2013 $ 78,000 € 50,250 12,150
2014 78,000 50,250 12,150
2015 104,000 67,000 16,200
2016 104,000 67,000 16,200
2017 $ 156,000 € 100,500 24,300