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Other Assets (Details) (USD $)
In Thousands, unless otherwise specified
Jun. 30, 2012
Jun. 30, 2011
Other Assets, Noncurrent Disclosure [Abstract]    
Debt issuance costs $ 8,463 $ 3,032
Deposits and restricted cash 7,515 10,379
Long-term prepaid expenses and other long-term assets 7,761 5,948
Total other assets $ 23,739 $ 19,359