Consolidated Statements Of Operations (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended				6 Months Ended				12 Months Ended
	Dec. 31, 2013		Dec. 31, 2012		Dec. 31, 2013		Dec. 31, 2012		Jun. 30, 2013
Income Statement [Abstract]
Net revenues	$ 593,673		$ 654,895		$ 1,174,053		$ 1,264,459
Costs and expenses:
Educational services	345,587		360,377		703,276		741,673
General and administrative	176,414		171,190		348,583		345,682
Depreciation and amortization	38,593		39,255		77,198		83,400
Long-lived asset impairments	3,847	[1]	0	[1]	3,847	[1]	0	[1]
Total costs and expenses	564,441		570,822		1,132,904		1,170,755
Income before interest and income taxes	29,232		84,073		41,149		93,704
Interest expense, net	31,615		31,009		63,481		62,461
(Loss) income before income taxes	(2,383)		53,064		(22,332)		31,243
Income tax (benefit) expense	(3,472)		21,920		(13,906)		13,192
Net income (loss)	$ 1,089		$ 31,144		$ (8,426)		$ 18,051		$ (267,976)
Earnings (loss) per share: (Note 2)
Basic (dollars per share)	$ 0.01		$ 0.25		$ (0.07)		$ 0.14
Diluted (dollars per share)	$ 0.01		$ 0.25		$ (0.07)		$ 0.14
Weighted average number of shares outstanding: (Note 2)
Basic (shares)	125,450		124,560		125,053		124,519
Diluted (shares)	131,010		124,762		125,053		124,620

[1] Refer to Note 4, "Property and Equipment," for more information on these charges.