Intangible Assets (Schedule Of Amortizable Intangible Assets Amortized At Annual Rate - Advanced Academics) (Details) (Advanced Academics [Member])	9 Months Ended
	Mar. 31, 2012
Direct To Student [Member]
Intangible Assets [Line Items]
2008	12.00%
2009	18.00%
2010	19.00%
2011	17.00%
2012	14.00%
2013	11.00%
2014	9.00%
Direct To District [Member]
Intangible Assets [Line Items]
2008	14.00%
2009	24.00%
2010	25.00%
2011	21.00%
2012	16.00%