Consolidated Statements of Operations - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	May 31, 2019	May 31, 2018	May 31, 2019	May 31, 2018
Revenues [Abstract]
Revenues	$ 168,084	$ 171,679	$ 318,635	$ 320,554
Direct Expenses:
Other operating expenses	1,862	1,038	3,770	2,247
General and administrative	28,880	26,345	58,488	52,087
Depreciation and amortization	28,809	26,859	58,068	53,598
Losses on asset retirements	640	195	1,021	1,357
Costs and Expenses, Total	152,581	154,422	277,603	270,803
Operating income	15,503	17,257	41,032	49,751
Interest income	1,339	732	2,572	1,253
Interest expense	(3,716)	(2,900)	(7,438)	(5,785)
Equity in net income from equity investments	6,425	6,351	11,937	10,659
Other			0	15
Income before income taxes	19,551	21,440	48,103	55,893
Income taxes	4,478	4,770	11,475	(130,123)
Net income	$ 15,073	$ 16,670	$ 36,628	$ 186,016
Dividends (in dollars per share)	$ 0.49	$ 0.47	$ 0.49	$ 0.47
(Loss) earnings per share:
Basic and diluted (in dollars per share)	$ 0.35	$ 0.38	$ 0.84	$ 4.21
Basic weighted average shares outstanding (shares)	43,441,350	44,158,611	43,431,283	44,177,342
Diluted weighted average shares outstanding (shares)	43,449,109	44,169,681	43,439,004	44,189,676
Admissions, net
Revenues [Abstract]
Revenues	$ 24,388	$ 25,677	$ 53,722	$ 56,239
Motorsports and other event related
Revenues [Abstract]
Revenues	126,783	133,328	233,424	239,114
Direct Expenses:
Direct Expenses	31,993	44,607	58,381	70,642
Food, beverage and merchandise
Revenues [Abstract]
Revenues	11,364	6,906	20,616	14,856
Direct Expenses:
Direct Expenses	8,117	5,198	14,695	10,827
Other
Revenues [Abstract]
Revenues	5,549	5,768	10,873	10,345
NASCAR event management fees
Direct Expenses:
Direct Expenses	$ 52,280	$ 50,180	$ 83,180	$ 80,045