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Financing Receivables - Additional Information (Detail) (USD $)
In Millions, unless otherwise specified
12 Months Ended 12 Months Ended
Jun. 30, 2012
Day
Jun. 30, 2012
Accounts Receivable
Jun. 30, 2011
Accounts Receivable
Jun. 30, 2012
Other Assets
Jun. 30, 2011
Other Assets
Jun. 30, 2012
Minimum
Month
Jun. 30, 2012
Maximum
Month
Jun. 30, 2012
Becker
Month
Financing Receivables [Line Items]                
Repayment plan, number of monthly installments           12 60  
Rate of interest               0.00%
Term of loan, in months               18
Net Institutional Student Loans, classified as Accounts Receivable   $ 19.6 $ 18.4          
Net Institutional Student Loans, classified as Other Assets       $ 16.9 $ 11.3      
Number of days past due, to consider loans as nonperforming 120