v2.4.0.6
Summary Of Significant Accounting Policies (Schedule Of Fair Value Of Assets And Liabilities Measured On A Recurring Basis) (Details) (USD $)
In Thousands, unless otherwise specified
Mar. 31, 2012
Jun. 30, 2011
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Fair Value $ 27,200 $ 27,200
Redeemable Noncontrolling Interest In Middlebury Joint Venture [Member]
   
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Fair Value 17,200 17,200
Investment In Web International Education Group [Member]
   
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Fair Value 10,000 10,000
Quoted Prices In Active Markets For Identical Assets (Level 1) [Member]
   
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Fair Value      
Quoted Prices In Active Markets For Identical Assets (Level 1) [Member] | Redeemable Noncontrolling Interest In Middlebury Joint Venture [Member]
   
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Fair Value      
Quoted Prices In Active Markets For Identical Assets (Level 1) [Member] | Investment In Web International Education Group [Member]
   
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Fair Value      
Significant Other Observable Input (Level 2) [Member]
   
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Fair Value      
Significant Other Observable Input (Level 2) [Member] | Redeemable Noncontrolling Interest In Middlebury Joint Venture [Member]
   
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Fair Value      
Significant Other Observable Input (Level 2) [Member] | Investment In Web International Education Group [Member]
   
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Fair Value      
Significant Unobservable Inputs (Level 3) [Member]
   
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Fair Value 27,200 27,200
Significant Unobservable Inputs (Level 3) [Member] | Redeemable Noncontrolling Interest In Middlebury Joint Venture [Member]
   
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Fair Value 17,200 17,200
Significant Unobservable Inputs (Level 3) [Member] | Investment In Web International Education Group [Member]
   
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Fair Value $ 10,000 $ 10,000