FEDERAL AND STATE INCOME TAXES - Components of Net Deferred Tax Assets (Liabilities) (Details) - USD ($) $ in Thousands	Nov. 30, 2017	Nov. 30, 2016
Income Tax Disclosure [Abstract]
Loss carryforwards	$ 13,739	$ 15,477
Deferred revenues	1,249	1,529
Accruals	2,251	2,946
Compensation related	3,294	4,065
Interest	2,084	2,740
Equity investment	860	0
Deferred tax assets	23,477	26,757
Valuation allowance	(2,116)	(7,031)
Deferred tax assets, net of valuation allowance	21,361	19,726
Amortization and depreciation	(417,127)	(428,828)
Equity investment	0	(180)
Other	(280)	(303)
Deferred tax liabilities	(417,407)	(429,311)
Net deferred tax liabilities	$ (396,046)	$ (409,585)