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Summary of Significant Accounting Policies - Translation of Foreign Currency Statements (Details) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 9 Months Ended
Mar. 31, 2013
Mar. 31, 2012
Mar. 31, 2013
Mar. 31, 2012
Accounting Policies [Abstract]        
Foreign currency transaction gain (loss), realized $ (379) $ 3 $ (926) $ (24)