Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Dec. 31, 2011	Jun. 30, 2011
ASSETS
Cash and cash equivalents	$ 221,418	$ 304,876
Restricted cash	10,412	8,051
Accounts receivable, net of allowance for doubtful accounts of $2,424 and $2,292	136,480	118,013
Net related party receivables	26,287	22,587
Prepaid expenses	41,323	34,512
Other current assets	26,925	21,379
Total current assets	462,845	509,418
Property and equipment, net of accumulated depreciation and amortization of $434,859 and $407,190	883,737	607,792
Other assets	144,716	140,664
Amortizable intangible assets, net of accumulated amortization of $128,411 and $122,093	110,097	121,794
Indefinite-lived intangible assets	158,096	158,096
Goodwill	742,492	742,492
Assets, Total	2,501,983	2,280,256
LIABILITIES AND STOCKHOLDERS' EQUITY
Accounts payable	39,822	31,769
Net related party payables	294
Accrued liabilities:
Employee related costs	63,063	55,007
Other accrued liabilities	239,582	167,784
Deferred revenue	232,125	156,047
Total current liabilities	574,886	410,607
Defined benefit and other postretirement obligations	48,749	52,865
Other employee related costs	43,613	39,700
Other liabilities	60,575	53,995
Deferred tax liability	515,852	517,204
Total liabilities	1,243,675	1,074,371
Commitments and contingencies (Note 10)
Stockholders' Equity:
Preferred stock, par value $0.01, 45,000 shares authorized; none outstanding
Additional paid-in capital	1,054,389	1,041,769
Treasury stock, at cost, 581 and 500 shares as of December 31, 2011 and June 30, 2011, respectively	(10,813)	(10,279)
Retained earnings	235,774	188,867
Accumulated other comprehensive loss	(21,805)	(15,233)
Total stockholders' equity	1,258,308	1,205,885
Liabilities and Equity, Total	2,501,983	2,280,256
Class A Common Stock [Member]
Stockholders' Equity:
Common stock, value issued	627	625
Class B Common Stock [Member]
Stockholders' Equity:
Common stock, value issued	$ 136	$ 136