Fair Value Disclosures (Assets Mesaured at Fair Value on a Nonrecurring Basis) (Details) - USD ($) $ in Thousands		12 Months Ended
		Nov. 30, 2018	Nov. 30, 2017	Nov. 30, 2016
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impairment of Real Estate		$ (26,104)	$ (20,605)	$ (49,580)
Level 3 | Fair Value, Measurements, Nonrecurring
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Inventory Impacted by Pretax Noncash Inventory Impairment Charges, Carrying Value		70,156	58,962
Impairment of Real Estate		(26,104)	(20,605)
Assets, Fair Value Disclosure	[1]	$ 44,052	$ 38,357

[1] (a)Amounts represent the aggregate fair value for real estate assets impacted by inventory impairment charges during the applicable period, as of the date that the fair value measurements were made. The carrying value for these real estate assets may have subsequently increased or decreased from the fair value reflected due to activity that has occurred since the measurement date.