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Segment Information (Narrative) (Details) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Jun. 30, 2011
Jun. 30, 2010
Number of major customers accounting for more than 10% of revenues 0  
Percentage of major customers 10.00%  
Total long-lived assets $ 28,145 $ 27,349
Ireland [Member]
   
Total long-lived assets $ 6,900 $ 4,800