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Fair Value Disclosures (Assets Measured at Fair Value on Nonrecurring Basis) (Details) - USD ($)
$ in Thousands
3 Months Ended 12 Months Ended
Feb. 29, 2020
Feb. 28, 2019
Nov. 30, 2019
Assets measured at fair value on a nonrecurring basis      
Inventory Impairment Charges $ (5,100) $ (3,200)  
Fair Value, Nonrecurring [Member] | Level 3      
Assets measured at fair value on a nonrecurring basis      
Pre-Impairment Value 14,394   $ 41,160
Inventory Impairment Charges (5,105)   (14,031)
Fair Value [1] $ 9,289   $ 27,129
[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.