CONSOLIDATED BALANCE SHEETS (Parenthetical) (USD $) In Thousands, except Per Share data	Jun. 30, 2011	Jun. 30, 2010
CONSOLIDATED BALANCE SHEETS
Accounts receivable, allowance for doubtful accounts	$ 26,500	$ 27,533
Student notes receivable, allowance for doubtful accounts, current	18,633	18,496
Student notes receivable, allowance for doubtful accounts, noncurrent	$ 59,213	$ 42,339
Common Stock, par value (in dollars per share)	$ 0.0001	$ 0.0001
Common Stock, shares authorized	120,000	120,000
Common Stock, shares issued	90,786	90,386
Common Stock, shares outstanding	84,612	88,129