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Significant Accounting Policies - Additional Information (Detail) (USD $)
12 Months Ended
Jun. 30, 2013
Jun. 30, 2012
Jun. 30, 2011
Significant Of Accounting Policies [Line Items]      
Accrued interest or penalties related to uncertain tax positions $ 0    
Net advertising expenditures $ 862,086 $ 1,182,287 $ 2,463,758
Furniture, equipment, and other [Member] | Minimum [Member]
     
Significant Of Accounting Policies [Line Items]      
Depreciation Period 3 years    
Furniture, equipment, and other [Member] | Maximum [Member]
     
Significant Of Accounting Policies [Line Items]      
Depreciation Period 10 years    
Building and related improvements [Member] | Minimum [Member]
     
Significant Of Accounting Policies [Line Items]      
Depreciation Period 14 years    
Building and related improvements [Member] | Maximum [Member]
     
Significant Of Accounting Policies [Line Items]      
Depreciation Period 40 years