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Intangible Assets (Details 2) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Jun. 30, 2012
Jun. 30, 2011
Jun. 30, 2010
Intangible assets, net activity      
Balances at the beginning of the period $ 5,910 $ 7,785  
Additions 398    
Amortization (1,879) (1,875) (1,833)
Balances at the end of the period 4,429 5,910 7,785
Annual Amortization Expense      
2013 1,882    
2014 1,435    
2015 97    
2016 97    
2017 97    
Thereafter 672    
Intangible assets, net $ 4,280