Fair Value Disclosures (Assets Measured at Fair Value on Nonrecurring Basis) (Details) - USD ($) $ in Thousands		3 Months Ended		12 Months Ended
		Feb. 28, 2021	Feb. 29, 2020	Nov. 30, 2020
Assets measured at fair value on a nonrecurring basis
Inventory Impairment Charges		$ (3,600)	$ (5,100)
Fair Value, Nonrecurring [Member] | Level 3
Assets measured at fair value on a nonrecurring basis
Pre-Impairment Value		8,505		$ 69,211
Inventory Impairment Charges		(3,626)		(22,723)
Fair Value	[1]	$ 4,879		$ 46,488

[1] 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.