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Summary of Significant Accounting Policies (Details 2) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 9 Months Ended 12 Months Ended
Mar. 31, 2013
Mar. 31, 2012
Mar. 31, 2013
Mar. 31, 2012
Jun. 30, 2012
Property, Plant and Equipment          
Depreciation expense $ 1,060 $ 934 $ 3,210 $ 2,797  
Investment Securities          
Other-than temporarily impaired securities     0   0
Advertising Costs          
Advertising expense     $ 13 $ 26  
Minimum
         
Intangible assets          
Estimated useful lives     10 years    
Maximum
         
Intangible assets          
Estimated useful lives     15 years