Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Feb. 28, 2013	Nov. 30, 2012
Current Assets:
Cash and cash equivalents	$ 111,269	$ 78,379
Receivables, less allowance of $1,000 in 2012 and 2013, respectively	78,957	30,830
Inventories	4,190	3,020
Income taxes receivable	5,129	6,202
Deferred income taxes	1,870	2,029
Prepaid expenses and other current assets	17,894	7,159
Total Current Assets	219,309	127,619
Property and Equipment, net of accumulated depreciation of $701,054 and $717,959, respectively	1,350,921	1,362,186
Other Assets:
Equity investments	142,899	146,378
Intangible assets, net	178,642	178,649
Goodwill	118,791	118,791
Other	8,098	8,118
Total Other Assets, Total	448,430	451,936
Total Assets	2,018,660	1,941,741
Current Liabilities:
Current portion of long-term debt	2,522	2,513
Accounts payable	16,706	12,630
Deferred income	88,585	42,818
Income taxes payable	8,694	1,507
Current tax liabilities	436	434
Other current liabilities	21,878	16,849
Total Current Liabilities	138,821	76,751
Long-Term Debt	274,261	274,419
Deferred Income Taxes	328,851	328,223
Long-Term Tax Liabilities	1,875	1,790
Long-Term Deferred Income	10,355	10,455
Other Long-Term Liabilities	1,487	1,293
Shareholders' Equity:
Additional paid-in capital	442,997	442,474
Retained earnings	824,685	811,172
Accumulated other comprehensive loss	(5,132)	(5,296)
Total Shareholders' Equity	1,263,010	1,248,810
Total Liabilities and Shareholders' Equity	2,018,660	1,941,741
Class A Common Stock $.01 Par Value
Shareholders' Equity:
Common Stock Value	260	260
Class B Common Stock $.01 Par Value
Shareholders' Equity:
Common Stock Value	$ 200	$ 200