Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Aug. 31, 2013	Nov. 30, 2012
Current Assets:
Cash and cash equivalents	$ 163,373	$ 78,379
Receivables, less allowance of $1,000 in 2012 and 2013, respectively	34,218	30,830
Inventories	3,692	3,020
Income taxes receivable	28,020	6,202
Deferred income taxes	2,032	2,029
Prepaid expenses and other current assets	23,735	7,159
Total Current Assets	255,070	127,619
Property and Equipment, net of accumulated depreciation of $701,054 and $757,004, respectively	1,263,694	1,362,186
Other Assets:
Equity investments	140,023	146,378
Intangible assets, net	178,632	178,649
Goodwill	118,791	118,791
Other	72,522	8,118
Total Other Assets, Total	509,968	451,936
Total Assets	2,028,732	1,941,741
Current Liabilities:
Current portion of long-term debt	2,542	2,513
Accounts payable	18,416	12,630
Deferred income	78,945	42,818
Income taxes payable	0	1,507
Current tax liabilities	444	434
Other current liabilities	19,083	16,849
Total Current Liabilities	119,430	76,751
Long-Term Debt	273,936	274,419
Deferred Income Taxes	353,442	328,223
Long-Term Tax Liabilities	2,045	1,790
Long-Term Deferred Income	9,127	10,455
Other Long-Term Liabilities	1,876	1,293
Commitments and Contingencies	0	0
Shareholders' Equity:
Additional paid-in capital	444,188	442,474
Retained earnings	829,030	811,172
Accumulated other comprehensive loss	(4,803)	(5,296)
Total Shareholders' Equity	1,268,876	1,248,810
Total Liabilities and Shareholders' Equity	2,028,732	1,941,741
Class A Common Stock $.01 Par Value
Shareholders' Equity:
Common Stock Value	261	260
Class B Common Stock $.01 Par Value
Shareholders' Equity:
Common Stock Value	$ 200	$ 200