v2.4.0.6
Summary Of Significant Accounting Policies (Narrative) (Details) (USD $)
In Millions, except Share data, unless otherwise specified
9 Months Ended
Mar. 31, 2012
Jun. 30, 2011
Summary Of Significant Accounting Policies [Line Items]    
Percentage of accounts receivable 11.00% 12.00%
Excess and obsolete inventory reserve $ 3.4 $ 2.9
Increase in goodwill due to acquisition 6.7  
Finite-lived intangibles related to the acquisition of certain Kaplan/Insight Assets 4.3  
KC Distance Learning, Inc. [Member]
   
Summary Of Significant Accounting Policies [Line Items]    
Number of shares issued 2,750,000  
Investment In Web International Education Group [Member]
   
Summary Of Significant Accounting Policies [Line Items]    
Estimated fair value of investment in Web International Education Group (Web) $ 10  
Maximum [Member]
   
Summary Of Significant Accounting Policies [Line Items]    
Percentage of revenues recognized from schools 10.00%